agenttesla | d018a7658d8dcb21b5a371e6df3207b14d97a1d9c564565f923d5941894624d0

Analysis

max time kernel
146s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17/04/2024, 01:22

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General

Target

f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
Size

823KB
MD5

f4becb408d750ad2afbf21c109bf3b47
SHA1

8ac72cb52d1a7b5e898bb4af2116002da9ee917b
SHA256

d018a7658d8dcb21b5a371e6df3207b14d97a1d9c564565f923d5941894624d0
SHA512

8ecfbbf42329b0373540d7cfc7e53c54f9aae6a50a0958952195e31f046503bfee544d13cbd7d252a47a6026706eacd1135bddbe4d1175984b0a028268499a71
SSDEEP

12288:nS2y7gqyVknlb8uYhkOH7eNcHqIucsgHs1KPzx50+xT/qR:nAnyVklb853hnugMqd50+o

Score

10^/10

agenttesla agilenet collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

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

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral2/memory/3536-36-0x00000000007A0000-0x00000000007DC000-memory.dmp	family_agenttesla

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\Control Panel\International\Geo\Nation	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
5036	APPS.exe
3536	InstallUtil.exe

Obfuscated with Agile.Net obfuscator 2 IoCs

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

agilenet

resource	yara_rule
behavioral2/memory/1316-7-0x0000000007040000-0x0000000007068000-memory.dmp	agile_net
behavioral2/memory/1316-10-0x00000000055D0000-0x00000000055E0000-memory.dmp	agile_net

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\APPS = "C:\\Users\\Admin\\AppData\\Roaming\\APPS.exe"	reg.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5036 set thread context of 3536	5036	APPS.exe	99

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 27 IoCs

pid	Process
1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
5036	APPS.exe
5036	APPS.exe
3536	InstallUtil.exe
3536	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
Token: SeDebugPrivilege	5036	APPS.exe
Token: SeDebugPrivilege	3536	InstallUtil.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3536	InstallUtil.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1316 wrote to memory of 5012	1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe	93
PID 1316 wrote to memory of 5012	1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe	93
PID 1316 wrote to memory of 5012	1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe	93
PID 5012 wrote to memory of 4984	5012	cmd.exe	95
PID 5012 wrote to memory of 4984	5012	cmd.exe	95
PID 5012 wrote to memory of 4984	5012	cmd.exe	95
PID 1316 wrote to memory of 5036	1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe	96
PID 1316 wrote to memory of 5036	1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe	96
PID 1316 wrote to memory of 5036	1316	f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe	96
PID 5036 wrote to memory of 3536	5036	APPS.exe	99
PID 5036 wrote to memory of 3536	5036	APPS.exe	99
PID 5036 wrote to memory of 3536	5036	APPS.exe	99
PID 5036 wrote to memory of 3536	5036	APPS.exe	99
PID 5036 wrote to memory of 3536	5036	APPS.exe	99
PID 5036 wrote to memory of 3536	5036	APPS.exe	99
PID 5036 wrote to memory of 3536	5036	APPS.exe	99
PID 5036 wrote to memory of 3536	5036	APPS.exe	99

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f4becb408d750ad2afbf21c109bf3b47_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1316
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe" /c REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "APPS" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\APPS.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5012
- - C:\Windows\SysWOW64\reg.exe
    REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "APPS" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\APPS.exe"
    3⤵
    - Adds Run key to start application
    PID:4984
- C:\Users\Admin\AppData\Roaming\APPS.exe
  "C:\Users\Admin\AppData\Roaming\APPS.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:5036
- - C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
    "C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"
    3⤵
    - Executes dropped EXE
    - Accesses Microsoft Outlook profiles
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - outlook_office_path
    - outlook_win_path
    PID:3536

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
41KB

MD5
5d4073b2eb6d217c19f2b22f21bf8d57

SHA1
f0209900fbf08d004b886a0b3ba33ea2b0bf9da8

SHA256
ac1a3f21fcc88f9cee7bf51581eafba24cc76c924f0821deb2afdf1080ddf3d3

SHA512
9ac94880684933ba3407cdc135abc3047543436567af14cd9269c4adc5a6535db7b867d6de0d6238a21b94e69f9890dbb5739155871a624520623a7e56872159

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

Filesize
823KB

MD5
f4becb408d750ad2afbf21c109bf3b47

SHA1
8ac72cb52d1a7b5e898bb4af2116002da9ee917b

SHA256
d018a7658d8dcb21b5a371e6df3207b14d97a1d9c564565f923d5941894624d0

SHA512
8ecfbbf42329b0373540d7cfc7e53c54f9aae6a50a0958952195e31f046503bfee544d13cbd7d252a47a6026706eacd1135bddbe4d1175984b0a028268499a71

Download Submit
memory/1316-8-0x00000000070F0000-0x0000000007156000-memory.dmp

Filesize
408KB

Download
memory/1316-9-0x00000000070C0000-0x00000000070E2000-memory.dmp

Filesize
136KB

Download
memory/1316-4-0x0000000005620000-0x00000000056BC000-memory.dmp

Filesize
624KB

Download
memory/1316-5-0x00000000056C0000-0x0000000005A14000-memory.dmp

Filesize
3.3MB

Download
memory/1316-6-0x00000000055D0000-0x00000000055E0000-memory.dmp

Filesize
64KB

Download
memory/1316-7-0x0000000007040000-0x0000000007068000-memory.dmp

Filesize
160KB

Download
memory/1316-2-0x0000000005B30000-0x00000000060D4000-memory.dmp

Filesize
5.6MB

Download
memory/1316-3-0x00000000054D0000-0x0000000005562000-memory.dmp

Filesize
584KB

Download
memory/1316-10-0x00000000055D0000-0x00000000055E0000-memory.dmp

Filesize
64KB

Download
memory/1316-13-0x0000000074700000-0x0000000074EB0000-memory.dmp

Filesize
7.7MB

Download
memory/1316-14-0x00000000055D0000-0x00000000055E0000-memory.dmp

Filesize
64KB

Download
memory/1316-1-0x0000000000A50000-0x0000000000B24000-memory.dmp

Filesize
848KB

Download
memory/1316-26-0x0000000074700000-0x0000000074EB0000-memory.dmp

Filesize
7.7MB

Download
memory/1316-0-0x0000000074700000-0x0000000074EB0000-memory.dmp

Filesize
7.7MB

Download
memory/3536-39-0x0000000004C20000-0x0000000004C30000-memory.dmp

Filesize
64KB

Download
memory/3536-44-0x0000000004C20000-0x0000000004C30000-memory.dmp

Filesize
64KB

Download
memory/3536-47-0x0000000004C20000-0x0000000004C30000-memory.dmp

Filesize
64KB

Download
memory/3536-46-0x00000000062B0000-0x00000000062BA000-memory.dmp

Filesize
40KB

Download
memory/3536-45-0x0000000005FA0000-0x0000000005FF0000-memory.dmp

Filesize
320KB

Download
memory/3536-36-0x00000000007A0000-0x00000000007DC000-memory.dmp

Filesize
240KB

Download
memory/3536-37-0x0000000074700000-0x0000000074EB0000-memory.dmp

Filesize
7.7MB

Download
memory/3536-43-0x0000000074700000-0x0000000074EB0000-memory.dmp

Filesize
7.7MB

Download
memory/3536-41-0x0000000005AC0000-0x0000000005AD8000-memory.dmp

Filesize
96KB

Download
memory/5036-40-0x0000000005860000-0x0000000005870000-memory.dmp

Filesize
64KB

Download
memory/5036-27-0x0000000074700000-0x0000000074EB0000-memory.dmp

Filesize
7.7MB

Download
memory/5036-42-0x0000000005860000-0x0000000005870000-memory.dmp

Filesize
64KB

Download
memory/5036-38-0x0000000074700000-0x0000000074EB0000-memory.dmp

Filesize
7.7MB

Download
memory/5036-29-0x0000000005860000-0x0000000005870000-memory.dmp

Filesize
64KB

Download
memory/5036-28-0x0000000005860000-0x0000000005870000-memory.dmp

Filesize
64KB

Download
memory/5036-31-0x0000000009470000-0x0000000009476000-memory.dmp

Filesize
24KB

Download
memory/5036-30-0x0000000006E40000-0x0000000006E54000-memory.dmp

Filesize
80KB

Download