agenttesla | 774e023a499aeb816e91997f91f75bc5c1ff0ccbb829a91405e031a1bbe97fc6

General

Target

HGJ7688.exe
Size

1.6MB
MD5

3e41f9112dbf536b22fe43f5da1e4255
SHA1

8dd5d8ad791103f1bb68ef16f7553066d6235569
SHA256

1627a54d0ecbd6b1a92755383488e7f50f0311f8fbbad850db051d1e80f54be6
SHA512

688b76288f58182796d53510c5632af5113b447406e64b79e953db94eee031b9e8f0aec64e4549a9a572fd3d0bed231fbf8d86aec0b801111c7b8f6e1d14ce92
SSDEEP

24576:c8u/Vjs+4S+/3qlrCNoh+UagIwhCNoh+JR9FrIJJpCNoh+7qy4/fGVhVqNqIjjuB:c8u/VQZ/iJO2URoGqhGJqNqlInut

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.antoniomayol.com:21
Port:
21
Username:
[email protected]
Password:
cMhKDQUk1{;%

Signatures

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

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2236 set thread context of 2660	2236	HGJ7688.exe	32

System Location Discovery: System Language Discovery 1 TTPs 1 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	jsc.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2660	jsc.exe
2660	jsc.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2660	jsc.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 2924	2236	HGJ7688.exe	31
PID 2236 wrote to memory of 2924	2236	HGJ7688.exe	31
PID 2236 wrote to memory of 2924	2236	HGJ7688.exe	31
PID 2236 wrote to memory of 2924	2236	HGJ7688.exe	31
PID 2236 wrote to memory of 2660	2236	HGJ7688.exe	32
PID 2236 wrote to memory of 2660	2236	HGJ7688.exe	32
PID 2236 wrote to memory of 2660	2236	HGJ7688.exe	32
PID 2236 wrote to memory of 2660	2236	HGJ7688.exe	32
PID 2236 wrote to memory of 2660	2236	HGJ7688.exe	32
PID 2236 wrote to memory of 2660	2236	HGJ7688.exe	32
PID 2236 wrote to memory of 2660	2236	HGJ7688.exe	32
PID 2236 wrote to memory of 2660	2236	HGJ7688.exe	32
PID 2236 wrote to memory of 2660	2236	HGJ7688.exe	32
PID 2236 wrote to memory of 1480	2236	HGJ7688.exe	33
PID 2236 wrote to memory of 1480	2236	HGJ7688.exe	33
PID 2236 wrote to memory of 1480	2236	HGJ7688.exe	33

C:\Users\Admin\AppData\Local\Temp\HGJ7688.exe
"C:\Users\Admin\AppData\Local\Temp\HGJ7688.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
  2⤵
  PID:2924
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2660
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 2236 -s 636
  2⤵
  PID:1480

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/2236-0-0x000007FEF57B3000-0x000007FEF57B4000-memory.dmp

Filesize
4KB

Download
memory/2236-1-0x0000000000DC0000-0x0000000000F68000-memory.dmp

Filesize
1.7MB

Download
memory/2236-2-0x0000000000D20000-0x0000000000DB4000-memory.dmp

Filesize
592KB

Download
memory/2236-3-0x000007FEF57B0000-0x000007FEF619C000-memory.dmp

Filesize
9.9MB

Download
memory/2236-21-0x000007FEF57B0000-0x000007FEF619C000-memory.dmp

Filesize
9.9MB

Download
memory/2236-20-0x000007FEF57B3000-0x000007FEF57B4000-memory.dmp

Filesize
4KB

Download
memory/2660-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2660-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2660-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2660-6-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2660-17-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2660-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2660-18-0x000000007453E000-0x000000007453F000-memory.dmp

Filesize
4KB

Download
memory/2660-19-0x0000000074530000-0x0000000074C1E000-memory.dmp

Filesize
6.9MB

Download
memory/2660-8-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2660-4-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2660-22-0x000000007453E000-0x000000007453F000-memory.dmp

Filesize
4KB

Download
memory/2660-23-0x0000000074530000-0x0000000074C1E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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