agenttesla | 73ec879f9161b45afd68037c1d9509e6eeaf8e285ec301dc80ad51117830500f

General

Target

0q7qlsLVl1SQrvh.exe
Size

873KB
MD5

61ca94837222b35a82863294601c3769
SHA1

5a180a46e32bd2b932ba5e490d5c58b4190111d1
SHA256

271d3e8dfec86cdeb02be2c1d29e4717dae69d8edfb088bdf67b3da85fbacf30
SHA512

62d0fe18660e68b1e506e7bf3dcf412b6306d57cbd164f1b8211ff5d526738105bed297f7012379abb1183dc7c3bedcd7f6fa2864daeebf0a4f7bc6103198db7
SSDEEP

24576:b1Bs0qZ491FSKmpt2Mk4OEXO6RTfn/uFfC:bDs0qZwoKm9kYHTfnWF6

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6190932047:AAFAXC_q-J_1tPTmmiqndMdlZipgoGT2Ypo/

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
T1081
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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0q7qlsLVl1SQrvh.exe
Key opened	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0q7qlsLVl1SQrvh.exe
Key opened	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0q7qlsLVl1SQrvh.exe

Looks up external IP address via web service 2 IoCs

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

flow	ioc
35	api.ipify.org
36	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1500 set thread context of 540	1500	0q7qlsLVl1SQrvh.exe	89

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
1500	0q7qlsLVl1SQrvh.exe
1500	0q7qlsLVl1SQrvh.exe
1500	0q7qlsLVl1SQrvh.exe
1500	0q7qlsLVl1SQrvh.exe
1500	0q7qlsLVl1SQrvh.exe
1500	0q7qlsLVl1SQrvh.exe
1500	0q7qlsLVl1SQrvh.exe
1500	0q7qlsLVl1SQrvh.exe
1500	0q7qlsLVl1SQrvh.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1500	0q7qlsLVl1SQrvh.exe
Token: SeDebugPrivilege	540	0q7qlsLVl1SQrvh.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1500 wrote to memory of 540	1500	0q7qlsLVl1SQrvh.exe	89
PID 1500 wrote to memory of 540	1500	0q7qlsLVl1SQrvh.exe	89
PID 1500 wrote to memory of 540	1500	0q7qlsLVl1SQrvh.exe	89
PID 1500 wrote to memory of 540	1500	0q7qlsLVl1SQrvh.exe	89
PID 1500 wrote to memory of 540	1500	0q7qlsLVl1SQrvh.exe	89
PID 1500 wrote to memory of 540	1500	0q7qlsLVl1SQrvh.exe	89
PID 1500 wrote to memory of 540	1500	0q7qlsLVl1SQrvh.exe	89
PID 1500 wrote to memory of 540	1500	0q7qlsLVl1SQrvh.exe	89

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0q7qlsLVl1SQrvh.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0q7qlsLVl1SQrvh.exe

C:\Users\Admin\AppData\Local\Temp\0q7qlsLVl1SQrvh.exe
"C:\Users\Admin\AppData\Local\Temp\0q7qlsLVl1SQrvh.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1500
- C:\Users\Admin\AppData\Local\Temp\0q7qlsLVl1SQrvh.exe
  "C:\Users\Admin\AppData\Local\Temp\0q7qlsLVl1SQrvh.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:540

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\0q7qlsLVl1SQrvh.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/540-140-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/540-147-0x00000000058E0000-0x00000000058F0000-memory.dmp

Filesize
64KB

Download
memory/540-146-0x00000000076B0000-0x0000000007872000-memory.dmp

Filesize
1.8MB

Download
memory/540-145-0x0000000007430000-0x0000000007480000-memory.dmp

Filesize
320KB

Download
memory/540-144-0x00000000058E0000-0x00000000058F0000-memory.dmp

Filesize
64KB

Download
memory/540-143-0x00000000057F0000-0x0000000005856000-memory.dmp

Filesize
408KB

Download
memory/1500-136-0x0000000005990000-0x000000000599A000-memory.dmp

Filesize
40KB

Download
memory/1500-139-0x000000000ADD0000-0x000000000AE6C000-memory.dmp

Filesize
624KB

Download
memory/1500-138-0x00000000059F0000-0x0000000005A00000-memory.dmp

Filesize
64KB

Download
memory/1500-137-0x00000000059F0000-0x0000000005A00000-memory.dmp

Filesize
64KB

Download
memory/1500-133-0x0000000000D70000-0x0000000000E50000-memory.dmp

Filesize
896KB

Download
memory/1500-135-0x0000000005800000-0x0000000005892000-memory.dmp

Filesize
584KB

Download
memory/1500-134-0x0000000005D10000-0x00000000062B4000-memory.dmp

Filesize
5.6MB

Download

Analysis

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