agenttesla | 5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0

General

Target

5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe
Size

1.6MB
MD5

6d8262313406435f0ede1b33e7b961d2
SHA1

af209f70dfb64e6f96d7f42c04a500c768186729
SHA256

5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0
SHA512

6f259ef4f6bd522ef68e2eecc09f7e2052d15d44a74820b04bbfa69197d2b9ec3c91b2bcfc22e8f0d3a42961cda45fda1d251c8a40fc11c7559a542b800be50b
SSDEEP

24576:jiFjqdWpFxqo/7mF6A2Yn3q6v1RIAhjLoamMiX4lNmZg0YxegPbUIDPP:jiFjqmqo/KF6ONjLoyEkmZ9Y14

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.insergejk.com
Port:
587
Username:
[email protected]
Password:
42010892
Email To:
[email protected]

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/796-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/796-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/796-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/796-22-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/796-20-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
1056	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2736 set thread context of 796	2736	5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe	33

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
796	5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe
796	5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe
1056	powershell.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
796	5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	796	5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe
Token: SeDebugPrivilege	1056	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2736 wrote to memory of 1056	2736	5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe	31
PID 2736 wrote to memory of 1056	2736	5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe	31
PID 2736 wrote to memory of 1056	2736	5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe	31
PID 2736 wrote to memory of 1056	2736	5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe	31
PID 2736 wrote to memory of 796	2736	5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe	33
PID 2736 wrote to memory of 796	2736	5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe	33
PID 2736 wrote to memory of 796	2736	5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe	33
PID 2736 wrote to memory of 796	2736	5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe	33
PID 2736 wrote to memory of 796	2736	5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe	33
PID 2736 wrote to memory of 796	2736	5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe	33
PID 2736 wrote to memory of 796	2736	5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe	33
PID 2736 wrote to memory of 796	2736	5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe	33
PID 2736 wrote to memory of 796	2736	5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe	33

C:\Users\Admin\AppData\Local\Temp\5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe
"C:\Users\Admin\AppData\Local\Temp\5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2736
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1056
- C:\Users\Admin\AppData\Local\Temp\5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe
  "C:\Users\Admin\AppData\Local\Temp\5ce3cf3c2bf91102003e1b59ff37bfdd689ab4655c8af0fb2f5788ef02b8d2a0.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  - Suspicious use of AdjustPrivilegeToken
  PID:796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/796-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/796-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/796-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/796-23-0x0000000074650000-0x0000000074D3E000-memory.dmp

Filesize
6.9MB

Download
memory/796-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/796-29-0x0000000074650000-0x0000000074D3E000-memory.dmp

Filesize
6.9MB

Download
memory/796-28-0x0000000074650000-0x0000000074D3E000-memory.dmp

Filesize
6.9MB

Download
memory/796-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/796-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/796-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/796-24-0x0000000074650000-0x0000000074D3E000-memory.dmp

Filesize
6.9MB

Download
memory/796-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2736-4-0x000000007465E000-0x000000007465F000-memory.dmp

Filesize
4KB

Download
memory/2736-3-0x00000000004D0000-0x00000000004EC000-memory.dmp

Filesize
112KB

Download
memory/2736-1-0x00000000011D0000-0x0000000001370000-memory.dmp

Filesize
1.6MB

Download
memory/2736-0-0x000000007465E000-0x000000007465F000-memory.dmp

Filesize
4KB

Download
memory/2736-25-0x0000000074650000-0x0000000074D3E000-memory.dmp

Filesize
6.9MB

Download
memory/2736-2-0x0000000074650000-0x0000000074D3E000-memory.dmp

Filesize
6.9MB

Download
memory/2736-7-0x00000000009E0000-0x0000000000A26000-memory.dmp

Filesize
280KB

Download
memory/2736-6-0x0000000004E90000-0x0000000004F10000-memory.dmp

Filesize
512KB

Download
memory/2736-5-0x0000000074650000-0x0000000074D3E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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