agenttesla | 38f33fb3fccb12a2fca3dd5f8cd394470bf9db64948c76c205454fed8a7a78e6

General

Target

e52d9eff1f9c458308401b6a3b86be86_JaffaCakes118.exe
Size

544KB
MD5

e52d9eff1f9c458308401b6a3b86be86
SHA1

44a055d31a46cbb8741cd17ce10b431743e84f72
SHA256

38f33fb3fccb12a2fca3dd5f8cd394470bf9db64948c76c205454fed8a7a78e6
SHA512

43b827e59dd4cbee30c154d1cb280bac575bb477b416d1c038e296ee1290c572139b815db49b3934d8f7672f2c7a6a1bcd583c4f091bc5e4418a4fb8da85392a
SSDEEP

12288:1PdHBc0aREtpHkEZx/jjPrAvcUGXBwM5/iZ:jHavREtpHPZRjnAvhGX6MO

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1646835441:AAHIh3Hnz82ZJP3qFuiRkuX3NPxmTGZc2sY/sendDocument

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/1688-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1688-21-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1688-19-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1688-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1688-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 316 set thread context of 1688	316	e52d9eff1f9c458308401b6a3b86be86_JaffaCakes118.exe	31

System Location Discovery: System Language Discovery 1 TTPs 2 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	e52d9eff1f9c458308401b6a3b86be86_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1688	RegSvcs.exe
1688	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1688	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 316 wrote to memory of 1688	316	e52d9eff1f9c458308401b6a3b86be86_JaffaCakes118.exe	31
PID 316 wrote to memory of 1688	316	e52d9eff1f9c458308401b6a3b86be86_JaffaCakes118.exe	31
PID 316 wrote to memory of 1688	316	e52d9eff1f9c458308401b6a3b86be86_JaffaCakes118.exe	31
PID 316 wrote to memory of 1688	316	e52d9eff1f9c458308401b6a3b86be86_JaffaCakes118.exe	31
PID 316 wrote to memory of 1688	316	e52d9eff1f9c458308401b6a3b86be86_JaffaCakes118.exe	31
PID 316 wrote to memory of 1688	316	e52d9eff1f9c458308401b6a3b86be86_JaffaCakes118.exe	31
PID 316 wrote to memory of 1688	316	e52d9eff1f9c458308401b6a3b86be86_JaffaCakes118.exe	31
PID 316 wrote to memory of 1688	316	e52d9eff1f9c458308401b6a3b86be86_JaffaCakes118.exe	31
PID 316 wrote to memory of 1688	316	e52d9eff1f9c458308401b6a3b86be86_JaffaCakes118.exe	31
PID 316 wrote to memory of 1688	316	e52d9eff1f9c458308401b6a3b86be86_JaffaCakes118.exe	31
PID 316 wrote to memory of 1688	316	e52d9eff1f9c458308401b6a3b86be86_JaffaCakes118.exe	31
PID 316 wrote to memory of 1688	316	e52d9eff1f9c458308401b6a3b86be86_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\e52d9eff1f9c458308401b6a3b86be86_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e52d9eff1f9c458308401b6a3b86be86_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:316
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/316-0-0x0000000074DDE000-0x0000000074DDF000-memory.dmp

Filesize
4KB

Download
memory/316-1-0x0000000000E00000-0x0000000000E8E000-memory.dmp

Filesize
568KB

Download
memory/316-3-0x0000000074DD0000-0x00000000754BE000-memory.dmp

Filesize
6.9MB

Download
memory/316-2-0x00000000009D0000-0x00000000009DA000-memory.dmp

Filesize
40KB

Download
memory/316-4-0x0000000074DDE000-0x0000000074DDF000-memory.dmp

Filesize
4KB

Download
memory/316-5-0x0000000074DD0000-0x00000000754BE000-memory.dmp

Filesize
6.9MB

Download
memory/316-6-0x0000000004EE0000-0x0000000004F4A000-memory.dmp

Filesize
424KB

Download
memory/316-22-0x0000000074DD0000-0x00000000754BE000-memory.dmp

Filesize
6.9MB

Download
memory/1688-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1688-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1688-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1688-21-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1688-19-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1688-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1688-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1688-23-0x0000000074DD0000-0x00000000754BE000-memory.dmp

Filesize
6.9MB

Download
memory/1688-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1688-24-0x0000000074DD0000-0x00000000754BE000-memory.dmp

Filesize
6.9MB

Download
memory/1688-25-0x0000000074DD0000-0x00000000754BE000-memory.dmp

Filesize
6.9MB

Download
memory/1688-26-0x0000000074DD0000-0x00000000754BE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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