agenttesla | 5da6e929fadc2bc023caabd731cf4281dd4f16dde83046b8fce288df2780d562

General

Target

Payment 23000 txt.exe
Size

318KB
MD5

446106ea455202b921824bf9cef1936a
SHA1

b9c5ddf3c229ad0dc0b2da455d20126a17763b50
SHA256

5da6e929fadc2bc023caabd731cf4281dd4f16dde83046b8fce288df2780d562
SHA512

3411bb4bb846acf08e156a3e47bc00ad2f80e1dcf0cb3ed90a7566d5951307ffb2d6e89f44ae4fcf222bf81bb87293a5573a9c08c4ca867040c6fd6334141f48
SSDEEP

6144:vYa6SeiG69rTy8UE2Wvc5kLhXU3UzaEVamm44UCzOg7T4mu6Q/hBT/7eWJ1I4IUv:vY01J9rTfvb9GUzhYtJQ/D/KWPb

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.azmlogistics.com
Port:
587
Username:
[email protected]
Password:
cJ0Py0z8]6@U
Email To:
[email protected]

Signatures

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

Executes dropped EXE 2 IoCs

pid	Process
1776	rmoqigrey.exe
1064	rmoqigrey.exe

Loads dropped DLL 3 IoCs

pid	Process
1484	Payment 23000 txt.exe
1484	Payment 23000 txt.exe
1776	rmoqigrey.exe

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-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	rmoqigrey.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	rmoqigrey.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	rmoqigrey.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
4	api.ipify.org
3	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1776 set thread context of 1064	1776	rmoqigrey.exe	28

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1776	rmoqigrey.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1064	rmoqigrey.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1064	rmoqigrey.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1484 wrote to memory of 1776	1484	Payment 23000 txt.exe	27
PID 1484 wrote to memory of 1776	1484	Payment 23000 txt.exe	27
PID 1484 wrote to memory of 1776	1484	Payment 23000 txt.exe	27
PID 1484 wrote to memory of 1776	1484	Payment 23000 txt.exe	27
PID 1776 wrote to memory of 1064	1776	rmoqigrey.exe	28
PID 1776 wrote to memory of 1064	1776	rmoqigrey.exe	28
PID 1776 wrote to memory of 1064	1776	rmoqigrey.exe	28
PID 1776 wrote to memory of 1064	1776	rmoqigrey.exe	28
PID 1776 wrote to memory of 1064	1776	rmoqigrey.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	rmoqigrey.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	rmoqigrey.exe

C:\Users\Admin\AppData\Local\Temp\Payment 23000 txt.exe
"C:\Users\Admin\AppData\Local\Temp\Payment 23000 txt.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1484
- C:\Users\Admin\AppData\Local\Temp\rmoqigrey.exe
  "C:\Users\Admin\AppData\Local\Temp\rmoqigrey.exe" C:\Users\Admin\AppData\Local\Temp\bazch.v
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1776
- - C:\Users\Admin\AppData\Local\Temp\rmoqigrey.exe
    "C:\Users\Admin\AppData\Local\Temp\rmoqigrey.exe"
    3⤵
    - Executes dropped EXE
    - Accesses Microsoft Outlook profiles
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - outlook_office_path
    - outlook_win_path
    PID:1064

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

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\Temp\bazch.v

Filesize
5KB

MD5
7952de2b303e9ff394ea3c7a63886de7

SHA1
0d4f51e1e69495364b55abab6ed43a600d6e0ba7

SHA256
65b84ecdd7250820cf569b63263f4d605969a125f2e93db21a5bb4f0da494290

SHA512
d5a8e1649819041fa7fc7a759deffdffc0f7daaa840b8ca53fd57d7fe6ea81f51487782d084c0511281c5aed18ab9983b1da7789d43aa8b7f11b0c03da5a409c

Download Submit
C:\Users\Admin\AppData\Local\Temp\bcqmsq.typ

Filesize
262KB

MD5
146cdb96d7f0d07d5c10789e55418cb7

SHA1
7af2ee9a207a52fbaae8984eb654db75c463fbda

SHA256
b1ebdb6dd8dedb8701d0928a0cf6c6413879157a240a69d04c6df06579ff7010

SHA512
30b0328771dbd264b4ccd7cbdc1fbaa9b8c15c89603ce73c91d0268bc96e082e1b6f2067a2f712c63680fd89b6e0c5f02eb5eee3e2dfff40b052a2bebea80151

Download Submit
C:\Users\Admin\AppData\Local\Temp\rmoqigrey.exe

Filesize
127KB

MD5
175283e17e292ad07e864dace06ca94f

SHA1
c6cdcb9e238be9f65fb0a82e6774c8813c1792f7

SHA256
5d83aacdebacd68ec73b0b0bf45079b327ad8adf6415d01fd43fd710dca82185

SHA512
2a67b09aba8ad6a1e1959f2d984a7f297878e6057ec2c18a0a98e9ea58bc27151ca9c651e0ed6dd91b08add004845b29e30027ae6a474e0572626e0b75bc8013

Download Submit
C:\Users\Admin\AppData\Local\Temp\rmoqigrey.exe

Filesize
127KB

MD5
175283e17e292ad07e864dace06ca94f

SHA1
c6cdcb9e238be9f65fb0a82e6774c8813c1792f7

SHA256
5d83aacdebacd68ec73b0b0bf45079b327ad8adf6415d01fd43fd710dca82185

SHA512
2a67b09aba8ad6a1e1959f2d984a7f297878e6057ec2c18a0a98e9ea58bc27151ca9c651e0ed6dd91b08add004845b29e30027ae6a474e0572626e0b75bc8013

Download Submit
C:\Users\Admin\AppData\Local\Temp\rmoqigrey.exe

Filesize
127KB

MD5
175283e17e292ad07e864dace06ca94f

SHA1
c6cdcb9e238be9f65fb0a82e6774c8813c1792f7

SHA256
5d83aacdebacd68ec73b0b0bf45079b327ad8adf6415d01fd43fd710dca82185

SHA512
2a67b09aba8ad6a1e1959f2d984a7f297878e6057ec2c18a0a98e9ea58bc27151ca9c651e0ed6dd91b08add004845b29e30027ae6a474e0572626e0b75bc8013

Download Submit
\Users\Admin\AppData\Local\Temp\rmoqigrey.exe

Filesize
127KB

MD5
175283e17e292ad07e864dace06ca94f

SHA1
c6cdcb9e238be9f65fb0a82e6774c8813c1792f7

SHA256
5d83aacdebacd68ec73b0b0bf45079b327ad8adf6415d01fd43fd710dca82185

SHA512
2a67b09aba8ad6a1e1959f2d984a7f297878e6057ec2c18a0a98e9ea58bc27151ca9c651e0ed6dd91b08add004845b29e30027ae6a474e0572626e0b75bc8013

Download Submit
\Users\Admin\AppData\Local\Temp\rmoqigrey.exe

Filesize
127KB

MD5
175283e17e292ad07e864dace06ca94f

SHA1
c6cdcb9e238be9f65fb0a82e6774c8813c1792f7

SHA256
5d83aacdebacd68ec73b0b0bf45079b327ad8adf6415d01fd43fd710dca82185

SHA512
2a67b09aba8ad6a1e1959f2d984a7f297878e6057ec2c18a0a98e9ea58bc27151ca9c651e0ed6dd91b08add004845b29e30027ae6a474e0572626e0b75bc8013

Download Submit
\Users\Admin\AppData\Local\Temp\rmoqigrey.exe

Filesize
127KB

MD5
175283e17e292ad07e864dace06ca94f

SHA1
c6cdcb9e238be9f65fb0a82e6774c8813c1792f7

SHA256
5d83aacdebacd68ec73b0b0bf45079b327ad8adf6415d01fd43fd710dca82185

SHA512
2a67b09aba8ad6a1e1959f2d984a7f297878e6057ec2c18a0a98e9ea58bc27151ca9c651e0ed6dd91b08add004845b29e30027ae6a474e0572626e0b75bc8013

Download Submit
memory/1064-67-0x0000000000300000-0x0000000000330000-memory.dmp

Filesize
192KB

Download
memory/1064-68-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/1484-54-0x0000000076BA1000-0x0000000076BA3000-memory.dmp

Filesize
8KB

Download

Analysis

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