agenttesla | ff46ba0b89f1887db1caa1fb8e369c959eff4c112be547d8c7a39a1a3394fe22

General

Target

ff46ba0b89f1887db1caa1fb8e369c959eff4c112be547d8c7a39a1a3394fe22.exe
Size

1009KB
MD5

57e91f23b1ca539d16f25383733b5565
SHA1

6aa28303dd0f9dd87b286f7725de05e4dbae50b6
SHA256

ff46ba0b89f1887db1caa1fb8e369c959eff4c112be547d8c7a39a1a3394fe22
SHA512

c86f14ea08d3e0d2083f92272f6d27973478000576403ce56cb488bc6c3da9e6a0b120bbfc1c7e86b14b5c80e0b5d2b76b1f365289d8601a43a93e149ae17ac4
SSDEEP

12288:MdIUTZRHiGs2cFVsDv04+R3ZCxTDqqc8lgExRw1:MBZoGbfv/+R3ZoTDLFlgSy1

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://discord.com/api/webhooks/1179011823245217852/BApmSysJ7ds4rFscxhzRAHKJv1hyP1UFKhyfN1ojsei9HMF0L9z-hwZZiDIGOsncVkXv

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
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
Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5056 set thread context of 4212	5056	ff46ba0b89f1887db1caa1fb8e369c959eff4c112be547d8c7a39a1a3394fe22.exe	95

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4204	4212	WerFault.exe	95

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4212	ff46ba0b89f1887db1caa1fb8e369c959eff4c112be547d8c7a39a1a3394fe22.exe
4212	ff46ba0b89f1887db1caa1fb8e369c959eff4c112be547d8c7a39a1a3394fe22.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4212	ff46ba0b89f1887db1caa1fb8e369c959eff4c112be547d8c7a39a1a3394fe22.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5056 wrote to memory of 4212	5056	ff46ba0b89f1887db1caa1fb8e369c959eff4c112be547d8c7a39a1a3394fe22.exe	95
PID 5056 wrote to memory of 4212	5056	ff46ba0b89f1887db1caa1fb8e369c959eff4c112be547d8c7a39a1a3394fe22.exe	95
PID 5056 wrote to memory of 4212	5056	ff46ba0b89f1887db1caa1fb8e369c959eff4c112be547d8c7a39a1a3394fe22.exe	95
PID 5056 wrote to memory of 4212	5056	ff46ba0b89f1887db1caa1fb8e369c959eff4c112be547d8c7a39a1a3394fe22.exe	95
PID 5056 wrote to memory of 4212	5056	ff46ba0b89f1887db1caa1fb8e369c959eff4c112be547d8c7a39a1a3394fe22.exe	95
PID 5056 wrote to memory of 4212	5056	ff46ba0b89f1887db1caa1fb8e369c959eff4c112be547d8c7a39a1a3394fe22.exe	95
PID 5056 wrote to memory of 4212	5056	ff46ba0b89f1887db1caa1fb8e369c959eff4c112be547d8c7a39a1a3394fe22.exe	95
PID 5056 wrote to memory of 4212	5056	ff46ba0b89f1887db1caa1fb8e369c959eff4c112be547d8c7a39a1a3394fe22.exe	95

C:\Users\Admin\AppData\Local\Temp\ff46ba0b89f1887db1caa1fb8e369c959eff4c112be547d8c7a39a1a3394fe22.exe
"C:\Users\Admin\AppData\Local\Temp\ff46ba0b89f1887db1caa1fb8e369c959eff4c112be547d8c7a39a1a3394fe22.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5056
- C:\Users\Admin\AppData\Local\Temp\ff46ba0b89f1887db1caa1fb8e369c959eff4c112be547d8c7a39a1a3394fe22.exe
  "C:\Users\Admin\AppData\Local\Temp\ff46ba0b89f1887db1caa1fb8e369c959eff4c112be547d8c7a39a1a3394fe22.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4212
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4212 -s 2052
    3⤵
    - Program crash
    PID:4204

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4212 -ip 4212
1⤵
PID:3356

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ff46ba0b89f1887db1caa1fb8e369c959eff4c112be547d8c7a39a1a3394fe22.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/4212-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4212-21-0x0000000074570000-0x0000000074D20000-memory.dmp

Filesize
7.7MB

Download
memory/4212-20-0x0000000006410000-0x0000000006460000-memory.dmp

Filesize
320KB

Download
memory/4212-18-0x0000000005750000-0x00000000057B6000-memory.dmp

Filesize
408KB

Download
memory/4212-19-0x00000000055A0000-0x00000000055B0000-memory.dmp

Filesize
64KB

Download
memory/4212-17-0x0000000074570000-0x0000000074D20000-memory.dmp

Filesize
7.7MB

Download
memory/5056-5-0x0000000005510000-0x000000000551A000-memory.dmp

Filesize
40KB

Download
memory/5056-16-0x0000000074570000-0x0000000074D20000-memory.dmp

Filesize
7.7MB

Download
memory/5056-9-0x0000000005A40000-0x0000000005A4A000-memory.dmp

Filesize
40KB

Download
memory/5056-10-0x0000000006B30000-0x0000000006BAC000-memory.dmp

Filesize
496KB

Download
memory/5056-11-0x0000000074570000-0x0000000074D20000-memory.dmp

Filesize
7.7MB

Download
memory/5056-12-0x0000000005650000-0x0000000005660000-memory.dmp

Filesize
64KB

Download
memory/5056-7-0x0000000005A10000-0x0000000005A26000-memory.dmp

Filesize
88KB

Download
memory/5056-8-0x0000000005A20000-0x0000000005A28000-memory.dmp

Filesize
32KB

Download
memory/5056-6-0x0000000005870000-0x000000000590C000-memory.dmp

Filesize
624KB

Download
memory/5056-0-0x0000000000A80000-0x0000000000B82000-memory.dmp

Filesize
1.0MB

Download
memory/5056-4-0x0000000005650000-0x0000000005660000-memory.dmp

Filesize
64KB

Download
memory/5056-3-0x0000000005450000-0x00000000054E2000-memory.dmp

Filesize
584KB

Download
memory/5056-2-0x0000000005AE0000-0x0000000006084000-memory.dmp

Filesize
5.6MB

Download
memory/5056-1-0x0000000074570000-0x0000000074D20000-memory.dmp

Filesize
7.7MB

Download

Analysis

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