agenttesla | 683ff12219b3458fac462cb5044875e68c72b9a90342940a247861c946333ebf

General

Target

RO009CE44____pdf____.exe
Size

536KB
MD5

6ee5343164c7575008e32bdb11d6d189
SHA1

7966286784d8b77aa99c79251862e5497351e42c
SHA256

cfcada9f32ecac51e844749839322ed452949ea27728fac1de34580b2319987b
SHA512

206325a248f9738f1de8977cb585f802ec390221aceb7d35e571d42b55d5d3859097b37892c5be3349411739d4a52a57bf90f7a39740efb3e9208a2916050f12

Score

10^/10

agenttesla collection evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.sictl.com
Port:
587
Username:
[email protected]
Password:
Allah123

Signatures

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

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1128-61-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1128-63-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1128-62-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1128-66-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1128-64-0x000000000044CB5E-mapping.dmp	family_agenttesla
behavioral1/memory/1128-68-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla

Looks for VirtualBox Guest Additions in registry 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497
Looks for VMWare Tools registry key 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

RO009CE44____pdf____.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	RO009CE44____pdf____.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	RO009CE44____pdf____.exe

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
T1081
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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RO009CE44____pdf____.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RO009CE44____pdf____.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RO009CE44____pdf____.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RO009CE44____pdf____.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

RO009CE44____pdf____.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	RO009CE44____pdf____.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	RO009CE44____pdf____.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

RO009CE44____pdf____.exe

description pid process target process

PID 1064 set thread context of 1128 1064 RO009CE44____pdf____.exe RO009CE44____pdf____.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

576 schtasks.exe

description	pid	process	target process
PID 1064 set thread context of 1128	1064	RO009CE44____pdf____.exe	RO009CE44____pdf____.exe

pid	process
576	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

RO009CE44____pdf____.exeRO009CE44____pdf____.exe

pid	process
1064	RO009CE44____pdf____.exe
1064	RO009CE44____pdf____.exe
1064	RO009CE44____pdf____.exe
1128	RO009CE44____pdf____.exe
1128	RO009CE44____pdf____.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RO009CE44____pdf____.exeRO009CE44____pdf____.exe

description pid process

Token: SeDebugPrivilege 1064 RO009CE44____pdf____.exe
Token: SeDebugPrivilege 1128 RO009CE44____pdf____.exe

description	pid	process
Token: SeDebugPrivilege	1064	RO009CE44____pdf____.exe
Token: SeDebugPrivilege	1128	RO009CE44____pdf____.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

RO009CE44____pdf____.exeRO009CE44____pdf____.exe

description	pid	process	target process
PID 1064 wrote to memory of 576	1064	RO009CE44____pdf____.exe	schtasks.exe
PID 1064 wrote to memory of 576	1064	RO009CE44____pdf____.exe	schtasks.exe
PID 1064 wrote to memory of 576	1064	RO009CE44____pdf____.exe	schtasks.exe
PID 1064 wrote to memory of 576	1064	RO009CE44____pdf____.exe	schtasks.exe
PID 1064 wrote to memory of 1128	1064	RO009CE44____pdf____.exe	RO009CE44____pdf____.exe
PID 1064 wrote to memory of 1128	1064	RO009CE44____pdf____.exe	RO009CE44____pdf____.exe
PID 1064 wrote to memory of 1128	1064	RO009CE44____pdf____.exe	RO009CE44____pdf____.exe
PID 1064 wrote to memory of 1128	1064	RO009CE44____pdf____.exe	RO009CE44____pdf____.exe
PID 1064 wrote to memory of 1128	1064	RO009CE44____pdf____.exe	RO009CE44____pdf____.exe
PID 1064 wrote to memory of 1128	1064	RO009CE44____pdf____.exe	RO009CE44____pdf____.exe
PID 1064 wrote to memory of 1128	1064	RO009CE44____pdf____.exe	RO009CE44____pdf____.exe
PID 1064 wrote to memory of 1128	1064	RO009CE44____pdf____.exe	RO009CE44____pdf____.exe
PID 1064 wrote to memory of 1128	1064	RO009CE44____pdf____.exe	RO009CE44____pdf____.exe
PID 1128 wrote to memory of 1968	1128	RO009CE44____pdf____.exe	netsh.exe
PID 1128 wrote to memory of 1968	1128	RO009CE44____pdf____.exe	netsh.exe
PID 1128 wrote to memory of 1968	1128	RO009CE44____pdf____.exe	netsh.exe
PID 1128 wrote to memory of 1968	1128	RO009CE44____pdf____.exe	netsh.exe

outlook_office_path 1 IoCs

Processes:

RO009CE44____pdf____.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RO009CE44____pdf____.exe

outlook_win_path 1 IoCs

Processes:

RO009CE44____pdf____.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RO009CE44____pdf____.exe

C:\Users\Admin\AppData\Local\Temp\RO009CE44____pdf____.exe
"C:\Users\Admin\AppData\Local\Temp\RO009CE44____pdf____.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1064

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VnYYRIgxaIaEy" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4AF6.tmp"
2⤵
- Creates scheduled task(s)
PID:576

C:\Users\Admin\AppData\Local\Temp\RO009CE44____pdf____.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1128

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:1968

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

4

T1012

Virtualization/Sandbox Evasion

2

T1497

System Information Discovery

3

T1082

Peripheral Device Discovery

1

T1120

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp4AF6.tmp
Filesize
1KB

MD5
51f208f2e449dfd9b8c3f58fecd6b38c

SHA1
83162da8a659c4216ced573a7624ed01b259110f

SHA256
81410a498f62e4320d49905da70b8c9b5af6c344721df23ed95f27260abd3708

SHA512
0b28e7e52834150a4ba51862a9f621d01d116155789a6a8182699220c34df92076db4937004b77bfd16921dd773a012a0ec58443b64a4f80702b5ce1634e03d9

Download Submit
memory/576-56-0x0000000000000000-mapping.dmp

Download
memory/1064-54-0x0000000075DE1000-0x0000000075DE3000-memory.dmp

Filesize
8KB

Download
memory/1064-55-0x00000000741D0000-0x000000007477B000-memory.dmp

Filesize
5.7MB

Download
memory/1128-61-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1128-59-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1128-58-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1128-63-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1128-62-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1128-66-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1128-64-0x000000000044CB5E-mapping.dmp

Download
memory/1128-68-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1128-70-0x0000000073C20000-0x00000000741CB000-memory.dmp

Filesize
5.7MB

Download
memory/1968-71-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads