agenttesla | 7c57d141f4c57d4ab30efd69206dc0a236ed915b2dbc437a9305b860e66e8a3c

General

Target

u1zBYqsipafStki.exe
Size

848KB
MD5

0d3f3677ea8d45a57d725d61c71c172b
SHA1

be4ca1e7e6a23784efce031f83c0232141cd0718
SHA256

7c57d141f4c57d4ab30efd69206dc0a236ed915b2dbc437a9305b860e66e8a3c
SHA512

6b4fd4ac87b2d64881986dacf956a1aa3ec8e7cb351cc58d512e5b48c61a1ee5b2e69b264e4b8ec549211f5a29b35eb883e3e2cf79decd89467a07c069f36226
SSDEEP

12288:MaqvKgABiOX57dhpovj+6xuXvQDX7xRRVHZUvKeUtfysEa7ueH5qTIx:2OX5ZhSrXiQDFRRoZU5dEapq2

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6488735902:AAFjq98r8SzTcc0BHWZQiLUk749fQ78ULos/

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

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 2344 set thread context of 2948	2344	u1zBYqsipafStki.exe	32

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2344	u1zBYqsipafStki.exe
2344	u1zBYqsipafStki.exe
2344	u1zBYqsipafStki.exe
2344	u1zBYqsipafStki.exe
2344	u1zBYqsipafStki.exe
2344	u1zBYqsipafStki.exe
2344	u1zBYqsipafStki.exe
2344	u1zBYqsipafStki.exe
2344	u1zBYqsipafStki.exe
2344	u1zBYqsipafStki.exe
2344	u1zBYqsipafStki.exe
2344	u1zBYqsipafStki.exe
2344	u1zBYqsipafStki.exe
2344	u1zBYqsipafStki.exe
2344	u1zBYqsipafStki.exe
2344	u1zBYqsipafStki.exe
2344	u1zBYqsipafStki.exe
2344	u1zBYqsipafStki.exe
2948	u1zBYqsipafStki.exe
2948	u1zBYqsipafStki.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2344	u1zBYqsipafStki.exe
Token: SeDebugPrivilege	2948	u1zBYqsipafStki.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 2532	2344	u1zBYqsipafStki.exe	30
PID 2344 wrote to memory of 2532	2344	u1zBYqsipafStki.exe	30
PID 2344 wrote to memory of 2532	2344	u1zBYqsipafStki.exe	30
PID 2344 wrote to memory of 2532	2344	u1zBYqsipafStki.exe	30
PID 2344 wrote to memory of 2320	2344	u1zBYqsipafStki.exe	33
PID 2344 wrote to memory of 2320	2344	u1zBYqsipafStki.exe	33
PID 2344 wrote to memory of 2320	2344	u1zBYqsipafStki.exe	33
PID 2344 wrote to memory of 2320	2344	u1zBYqsipafStki.exe	33
PID 2344 wrote to memory of 2948	2344	u1zBYqsipafStki.exe	32
PID 2344 wrote to memory of 2948	2344	u1zBYqsipafStki.exe	32
PID 2344 wrote to memory of 2948	2344	u1zBYqsipafStki.exe	32
PID 2344 wrote to memory of 2948	2344	u1zBYqsipafStki.exe	32
PID 2344 wrote to memory of 2948	2344	u1zBYqsipafStki.exe	32
PID 2344 wrote to memory of 2948	2344	u1zBYqsipafStki.exe	32
PID 2344 wrote to memory of 2948	2344	u1zBYqsipafStki.exe	32
PID 2344 wrote to memory of 2948	2344	u1zBYqsipafStki.exe	32
PID 2344 wrote to memory of 2948	2344	u1zBYqsipafStki.exe	32

C:\Users\Admin\AppData\Local\Temp\u1zBYqsipafStki.exe
"C:\Users\Admin\AppData\Local\Temp\u1zBYqsipafStki.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2344
- C:\Users\Admin\AppData\Local\Temp\u1zBYqsipafStki.exe
  "C:\Users\Admin\AppData\Local\Temp\u1zBYqsipafStki.exe"
  2⤵
  PID:2532
- C:\Users\Admin\AppData\Local\Temp\u1zBYqsipafStki.exe
  "C:\Users\Admin\AppData\Local\Temp\u1zBYqsipafStki.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2948
- C:\Users\Admin\AppData\Local\Temp\u1zBYqsipafStki.exe
  "C:\Users\Admin\AppData\Local\Temp\u1zBYqsipafStki.exe"
  2⤵
  PID:2320

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2344-0-0x0000000000E80000-0x0000000000F5A000-memory.dmp

Filesize
872KB

Download
memory/2344-1-0x0000000074260000-0x000000007494E000-memory.dmp

Filesize
6.9MB

Download
memory/2344-2-0x0000000000E30000-0x0000000000E70000-memory.dmp

Filesize
256KB

Download
memory/2344-3-0x0000000000430000-0x000000000044A000-memory.dmp

Filesize
104KB

Download
memory/2344-4-0x00000000004C0000-0x00000000004C8000-memory.dmp

Filesize
32KB

Download
memory/2344-5-0x0000000000580000-0x000000000058A000-memory.dmp

Filesize
40KB

Download
memory/2344-6-0x0000000005E50000-0x0000000005ECE000-memory.dmp

Filesize
504KB

Download
memory/2344-7-0x0000000074260000-0x000000007494E000-memory.dmp

Filesize
6.9MB

Download
memory/2344-8-0x0000000000E30000-0x0000000000E70000-memory.dmp

Filesize
256KB

Download
memory/2344-24-0x0000000074260000-0x000000007494E000-memory.dmp

Filesize
6.9MB

Download
memory/2948-21-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2948-23-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2948-26-0x0000000004870000-0x00000000048B0000-memory.dmp

Filesize
256KB

Download
memory/2948-25-0x0000000074260000-0x000000007494E000-memory.dmp

Filesize
6.9MB

Download
memory/2948-9-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2948-19-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2948-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2948-15-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2948-13-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2948-11-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2948-27-0x0000000074260000-0x000000007494E000-memory.dmp

Filesize
6.9MB

Download
memory/2948-28-0x0000000004870000-0x00000000048B0000-memory.dmp

Filesize
256KB

Download

Analysis

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