agenttesla | 4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702

General

Target

4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702.exe
Size

513KB
MD5

cc9fb4b29b4f58be085fe5dcd84b2013
SHA1

3afd78508a772c8c074371c4506520270a8dccb7
SHA256

4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702
SHA512

c4a9728e4188a4080958654ddc6f567fd0045b32914e27d6ce643a9b679953673ac6bc9aaf48e3418590be6f5bbeeda6c82f567c6bdf50e7a7dd1f8082b30629
SSDEEP

12288:Wz4VIt8LFmbgVw729R/OddvURe15AfOK:9VM8ZV5f09c

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.finalegitim.com.tr
Port:
587
Username:
[email protected]
Password:
ek1234final

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/2660-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2660-9-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2660-7-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2660-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2660-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2804 set thread context of 2660	2804	4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702.exe	30

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	4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dw20.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2660	4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702.exe
2660	4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2660	4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2804 wrote to memory of 2660	2804	4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702.exe	30
PID 2804 wrote to memory of 2660	2804	4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702.exe	30
PID 2804 wrote to memory of 2660	2804	4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702.exe	30
PID 2804 wrote to memory of 2660	2804	4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702.exe	30
PID 2804 wrote to memory of 2660	2804	4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702.exe	30
PID 2804 wrote to memory of 2660	2804	4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702.exe	30
PID 2804 wrote to memory of 2660	2804	4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702.exe	30
PID 2804 wrote to memory of 2660	2804	4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702.exe	30
PID 2804 wrote to memory of 2660	2804	4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702.exe	30
PID 2660 wrote to memory of 664	2660	4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702.exe	31
PID 2660 wrote to memory of 664	2660	4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702.exe	31
PID 2660 wrote to memory of 664	2660	4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702.exe	31
PID 2660 wrote to memory of 664	2660	4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702.exe	31

C:\Users\Admin\AppData\Local\Temp\4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702.exe
"C:\Users\Admin\AppData\Local\Temp\4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2804
- C:\Users\Admin\AppData\Local\Temp\4143ec248589124b2f5370155c222176fae5d8acaf2588c6d7ecde9d285df702.exe
  "{path}"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2660
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
    dw20.exe -x -s 516
    3⤵
    - System Location Discovery: System Language Discovery
    PID:664

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/664-22-0x0000000002070000-0x0000000002071000-memory.dmp

Filesize
4KB

Download
memory/2660-6-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2660-21-0x00000000740A0000-0x000000007464B000-memory.dmp

Filesize
5.7MB

Download
memory/2660-24-0x00000000740A0000-0x000000007464B000-memory.dmp

Filesize
5.7MB

Download
memory/2660-23-0x00000000740A0000-0x000000007464B000-memory.dmp

Filesize
5.7MB

Download
memory/2660-5-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2660-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2660-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2660-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2660-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2660-19-0x00000000740A0000-0x000000007464B000-memory.dmp

Filesize
5.7MB

Download
memory/2660-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2660-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2660-20-0x00000000740A0000-0x000000007464B000-memory.dmp

Filesize
5.7MB

Download
memory/2804-4-0x00000000740A0000-0x000000007464B000-memory.dmp

Filesize
5.7MB

Download
memory/2804-18-0x00000000740A0000-0x000000007464B000-memory.dmp

Filesize
5.7MB

Download
memory/2804-2-0x00000000740A0000-0x000000007464B000-memory.dmp

Filesize
5.7MB

Download
memory/2804-1-0x00000000740A0000-0x000000007464B000-memory.dmp

Filesize
5.7MB

Download
memory/2804-0-0x00000000740A1000-0x00000000740A2000-memory.dmp

Filesize
4KB

Download
memory/2804-3-0x00000000740A0000-0x000000007464B000-memory.dmp

Filesize
5.7MB

Download

Analysis

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