agenttesla | 3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8

Analysis

max time kernel
120s
max time network
131s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
01-12-2023 01:02

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General

Target

3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe
Size

1.1MB
MD5

d74e5c2edfe1a18ce82b14967ea4c5ee
SHA1

a46bf8e1a64294c40a6462f968cc571b664ba95a
SHA256

3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8
SHA512

f21ab4f538d87d419a84dd56806b190a02c6bcc67bdb96acedb1e845135cfd9178b32be8aaa8fa9d457dd7119f07bea5f0a4f2d36a3d38502998c685d4cb9e33
SSDEEP

12288:njYmca+sMEi6S4n09Y+N4OAZqZ3zLM6R+mnvMy8c9jFLKo9vJhee/3BqHOMbuZTo:UwjUL++9j/e7L8CifrXnHIs

Score

10^/10

agenttesla purelogs keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot6760916656:AAFTROumNysgqsjoqAvyBqjbR9y3VV4we2Y/

Signatures

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

Detect PureLogs payload 1 IoCs

resource	yara_rule
behavioral1/memory/1096-1-0x0000000000050000-0x0000000000176000-memory.dmp	family_purelogs

PureLogs
PureLogs is an infostealer written in C#.
stealer purelogs
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000\Software\Microsoft\Windows\CurrentVersion\Run\adobe = "C:\\Users\\Admin\\AppData\\Roaming\\adobe\\adobe.exe"	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.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
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1096 set thread context of 1456	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	38

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

System Information Discovery
T1082

Gathers network information 2 TTPs 2 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
2872	ipconfig.exe
2644	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe
1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe
1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe
1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe
1456	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe
1456	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe
Token: SeDebugPrivilege	1456	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1456	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 1096 wrote to memory of 2796	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	28
PID 1096 wrote to memory of 2796	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	28
PID 1096 wrote to memory of 2796	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	28
PID 1096 wrote to memory of 2796	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	28
PID 2796 wrote to memory of 2872	2796	cmd.exe	30
PID 2796 wrote to memory of 2872	2796	cmd.exe	30
PID 2796 wrote to memory of 2872	2796	cmd.exe	30
PID 2796 wrote to memory of 2872	2796	cmd.exe	30
PID 1096 wrote to memory of 2588	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	33
PID 1096 wrote to memory of 2588	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	33
PID 1096 wrote to memory of 2588	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	33
PID 1096 wrote to memory of 2588	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	33
PID 2588 wrote to memory of 2644	2588	cmd.exe	35
PID 2588 wrote to memory of 2644	2588	cmd.exe	35
PID 2588 wrote to memory of 2644	2588	cmd.exe	35
PID 2588 wrote to memory of 2644	2588	cmd.exe	35
PID 1096 wrote to memory of 2668	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	36
PID 1096 wrote to memory of 2668	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	36
PID 1096 wrote to memory of 2668	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	36
PID 1096 wrote to memory of 2668	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	36
PID 1096 wrote to memory of 2764	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	37
PID 1096 wrote to memory of 2764	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	37
PID 1096 wrote to memory of 2764	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	37
PID 1096 wrote to memory of 2764	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	37
PID 1096 wrote to memory of 1456	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	38
PID 1096 wrote to memory of 1456	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	38
PID 1096 wrote to memory of 1456	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	38
PID 1096 wrote to memory of 1456	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	38
PID 1096 wrote to memory of 1456	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	38
PID 1096 wrote to memory of 1456	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	38
PID 1096 wrote to memory of 1456	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	38
PID 1096 wrote to memory of 1456	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	38
PID 1096 wrote to memory of 1456	1096	3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe	38

C:\Users\Admin\AppData\Local\Temp\3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe
"C:\Users\Admin\AppData\Local\Temp\3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1096
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ipconfig /release
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2796
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /release
    3⤵
    - Gathers network information
    PID:2872
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ipconfig /renew
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2588
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /renew
    3⤵
    - Gathers network information
    PID:2644
- C:\Users\Admin\AppData\Local\Temp\3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe
  C:\Users\Admin\AppData\Local\Temp\3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe
  2⤵
  PID:2668
- C:\Users\Admin\AppData\Local\Temp\3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe
  C:\Users\Admin\AppData\Local\Temp\3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe
  2⤵
  PID:2764
- C:\Users\Admin\AppData\Local\Temp\3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe
  C:\Users\Admin\AppData\Local\Temp\3947be8ac05c349d48d12ed94b71afb95fccf43cab810889159b9b0484a441f8.exe
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1456

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1096-17-0x0000000073F70000-0x000000007465E000-memory.dmp

Filesize
6.9MB

Download
memory/1096-2-0x0000000000900000-0x0000000000958000-memory.dmp

Filesize
352KB

Download
memory/1096-0-0x0000000073F70000-0x000000007465E000-memory.dmp

Filesize
6.9MB

Download
memory/1096-3-0x0000000002230000-0x0000000002270000-memory.dmp

Filesize
256KB

Download
memory/1096-4-0x0000000000870000-0x00000000008B0000-memory.dmp

Filesize
256KB

Download
memory/1096-5-0x00000000046C0000-0x0000000004700000-memory.dmp

Filesize
256KB

Download
memory/1096-6-0x0000000004B10000-0x0000000004B5C000-memory.dmp

Filesize
304KB

Download
memory/1096-7-0x0000000073F70000-0x000000007465E000-memory.dmp

Filesize
6.9MB

Download
memory/1096-8-0x0000000002230000-0x0000000002270000-memory.dmp

Filesize
256KB

Download
memory/1096-1-0x0000000000050000-0x0000000000176000-memory.dmp

Filesize
1.1MB

Download
memory/1456-26-0x0000000004B80000-0x0000000004BC0000-memory.dmp

Filesize
256KB

Download
memory/1456-9-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1456-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1456-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1456-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1456-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1456-18-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1456-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1456-21-0x0000000073880000-0x0000000073F6E000-memory.dmp

Filesize
6.9MB

Download
memory/1456-22-0x0000000004B80000-0x0000000004BC0000-memory.dmp

Filesize
256KB

Download
memory/1456-25-0x0000000073880000-0x0000000073F6E000-memory.dmp

Filesize
6.9MB

Download
memory/1456-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download