agenttesla | 8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02

General

Target

8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02.exe
Size

1.6MB
MD5

f72eec1070fc88d46898fe43ac82c55b
SHA1

cae462613e93f360006fd91c7448fbd9ec849767
SHA256

8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02
SHA512

c29add07ddffb3b4428aaec73ef51cbf0e6e652d7da803e176eb81e797983f82c9fffa8e91655df78d7dbb2d9af3cec8b30d41e7f360be36232ff4ab1c0c929c
SSDEEP

24576:FqzHzTIF0RcpnFmD7vndajZ95S9eT8v1RIAhjLoamMiX4lNmZg0YxegPbUIDPP:QTzTc0RcLM7ValgjLoyEkmZ9Y14

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1620445910:AAF2v81NoINJsu_XXnpGet1YDm-NxnznaIE/sendDocument

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/1524-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1524-20-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1524-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1524-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1524-10-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3020 set thread context of 1524	3020	8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02.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	8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3020	8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02.exe
3020	8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02.exe
1524	8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02.exe
1524	8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3020	8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02.exe
Token: SeDebugPrivilege	1524	8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3020 wrote to memory of 1524	3020	8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02.exe	31
PID 3020 wrote to memory of 1524	3020	8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02.exe	31
PID 3020 wrote to memory of 1524	3020	8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02.exe	31
PID 3020 wrote to memory of 1524	3020	8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02.exe	31
PID 3020 wrote to memory of 1524	3020	8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02.exe	31
PID 3020 wrote to memory of 1524	3020	8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02.exe	31
PID 3020 wrote to memory of 1524	3020	8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02.exe	31
PID 3020 wrote to memory of 1524	3020	8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02.exe	31
PID 3020 wrote to memory of 1524	3020	8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02.exe	31

C:\Users\Admin\AppData\Local\Temp\8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02.exe
"C:\Users\Admin\AppData\Local\Temp\8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3020
- C:\Users\Admin\AppData\Local\Temp\8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02.exe
  "C:\Users\Admin\AppData\Local\Temp\8c136dc7cedb82b93b3bac2b95631862e2f1df14c73b14f0332de3104b592d02.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1524

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/1524-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1524-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1524-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1524-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1524-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1524-25-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/1524-24-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/1524-23-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/1524-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1524-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1524-21-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/1524-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3020-4-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download
memory/3020-3-0x0000000000440000-0x000000000044C000-memory.dmp

Filesize
48KB

Download
memory/3020-1-0x0000000001150000-0x00000000012F6000-memory.dmp

Filesize
1.6MB

Download
memory/3020-0-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download
memory/3020-22-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/3020-2-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/3020-7-0x00000000009D0000-0x0000000000A10000-memory.dmp

Filesize
256KB

Download
memory/3020-6-0x0000000005270000-0x00000000052EC000-memory.dmp

Filesize
496KB

Download
memory/3020-5-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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