agenttesla | df7e4c443ec894e1cb9952e2a815a86fbb6dc747f3d1e876f041ca9954b20e0e

General

Target

235080 MID-ATLANTIC SALT.exe
Size

692KB
MD5

5e4803c828c2114bd84a716ef57beefc
SHA1

6189611c98b3c14b0256ce7cbae178c6723d9f30
SHA256

aed00c25c329f6b88aa005feac5d2b1b73e8b46303984d194aaef41c84e2ed51
SHA512

47ece229a0c4ed62c9524822de7a2b9b90d399c193d5671c409a374639841c09427c0e76cea39df5a9c523b53b06b0619ed6a1abe166734a5909ff78f6c12a21
SSDEEP

12288:Acj6ZyEW4lnmoDHvzBzHMmZNKtnnY+DMb+1f41+NvtXJtTywhu5ONj:VcyVunm67Bg2NKt94i1i+NvtZt5u5ON

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6236742054:AAG-oo51GdoqP3KIGUOrUGqknahOuxan650/

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-1-5-21-4129409437-3162877118-52503038-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	235080 MID-ATLANTIC SALT.exe
Key opened	\REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	235080 MID-ATLANTIC SALT.exe
Key opened	\REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	235080 MID-ATLANTIC SALT.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\uqlXk = "C:\\Users\\Admin\\AppData\\Roaming\\uqlXk\\uqlXk.exe"	235080 MID-ATLANTIC SALT.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
38	api.ipify.org
39	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3640 set thread context of 4672	3640	235080 MID-ATLANTIC SALT.exe	94

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3640	235080 MID-ATLANTIC SALT.exe
3640	235080 MID-ATLANTIC SALT.exe
3640	235080 MID-ATLANTIC SALT.exe
3640	235080 MID-ATLANTIC SALT.exe
4672	235080 MID-ATLANTIC SALT.exe
4672	235080 MID-ATLANTIC SALT.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3640	235080 MID-ATLANTIC SALT.exe
Token: SeDebugPrivilege	4672	235080 MID-ATLANTIC SALT.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4672	235080 MID-ATLANTIC SALT.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3640 wrote to memory of 5116	3640	235080 MID-ATLANTIC SALT.exe	93
PID 3640 wrote to memory of 5116	3640	235080 MID-ATLANTIC SALT.exe	93
PID 3640 wrote to memory of 5116	3640	235080 MID-ATLANTIC SALT.exe	93
PID 3640 wrote to memory of 440	3640	235080 MID-ATLANTIC SALT.exe	95
PID 3640 wrote to memory of 440	3640	235080 MID-ATLANTIC SALT.exe	95
PID 3640 wrote to memory of 440	3640	235080 MID-ATLANTIC SALT.exe	95
PID 3640 wrote to memory of 4672	3640	235080 MID-ATLANTIC SALT.exe	94
PID 3640 wrote to memory of 4672	3640	235080 MID-ATLANTIC SALT.exe	94
PID 3640 wrote to memory of 4672	3640	235080 MID-ATLANTIC SALT.exe	94
PID 3640 wrote to memory of 4672	3640	235080 MID-ATLANTIC SALT.exe	94
PID 3640 wrote to memory of 4672	3640	235080 MID-ATLANTIC SALT.exe	94
PID 3640 wrote to memory of 4672	3640	235080 MID-ATLANTIC SALT.exe	94
PID 3640 wrote to memory of 4672	3640	235080 MID-ATLANTIC SALT.exe	94
PID 3640 wrote to memory of 4672	3640	235080 MID-ATLANTIC SALT.exe	94

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	235080 MID-ATLANTIC SALT.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	235080 MID-ATLANTIC SALT.exe

C:\Users\Admin\AppData\Local\Temp\235080 MID-ATLANTIC SALT.exe
"C:\Users\Admin\AppData\Local\Temp\235080 MID-ATLANTIC SALT.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3640
- C:\Users\Admin\AppData\Local\Temp\235080 MID-ATLANTIC SALT.exe
  "C:\Users\Admin\AppData\Local\Temp\235080 MID-ATLANTIC SALT.exe"
  2⤵
  PID:5116
- C:\Users\Admin\AppData\Local\Temp\235080 MID-ATLANTIC SALT.exe
  "C:\Users\Admin\AppData\Local\Temp\235080 MID-ATLANTIC SALT.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:4672
- C:\Users\Admin\AppData\Local\Temp\235080 MID-ATLANTIC SALT.exe
  "C:\Users\Admin\AppData\Local\Temp\235080 MID-ATLANTIC SALT.exe"
  2⤵
  PID:440

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

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\235080 MID-ATLANTIC SALT.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/3640-139-0x000000000B190000-0x000000000B22C000-memory.dmp

Filesize
624KB

Download
memory/3640-135-0x0000000005820000-0x00000000058B2000-memory.dmp

Filesize
584KB

Download
memory/3640-136-0x00000000058E0000-0x00000000058EA000-memory.dmp

Filesize
40KB

Download
memory/3640-137-0x0000000005A10000-0x0000000005A20000-memory.dmp

Filesize
64KB

Download
memory/3640-138-0x0000000005A10000-0x0000000005A20000-memory.dmp

Filesize
64KB

Download
memory/3640-133-0x0000000000ED0000-0x0000000000F84000-memory.dmp

Filesize
720KB

Download
memory/3640-134-0x0000000005EC0000-0x0000000006464000-memory.dmp

Filesize
5.6MB

Download
memory/4672-140-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4672-143-0x0000000005510000-0x0000000005576000-memory.dmp

Filesize
408KB

Download
memory/4672-144-0x0000000005650000-0x0000000005660000-memory.dmp

Filesize
64KB

Download
memory/4672-146-0x0000000006B50000-0x0000000006BA0000-memory.dmp

Filesize
320KB

Download
memory/4672-147-0x0000000006D70000-0x0000000006F32000-memory.dmp

Filesize
1.8MB

Download
memory/4672-148-0x0000000005650000-0x0000000005660000-memory.dmp

Filesize
64KB

Download

Analysis

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