agenttesla | 8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3

Analysis

max time kernel
120s
max time network
146s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
25-06-2024 01:43

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General

Target

8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe
Size

131KB
MD5

38aabd243e82893611c3499e0426f826
SHA1

0d744b123468208b0664e5d2124068b89a5d98d6
SHA256

8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3
SHA512

6e446df53b4a495936ce340e44cc6bbe35ef9b2b15688590e22bf21aec4aeec12be7748ee61e5cbdadf6dbc820e8afa4cfb90a8b54c5905c5a5f7856ebbdc2cc
SSDEEP

1536:QyNi9vF0TAJyPxMG06lnHYVALk8u2qHlllllllOdQlwEn+gllllllllllllllllG:QyNSvuuMXRnH5tYwiVxw5lh

Score

10^/10

agenttesla purelogstealer keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
162.254.34.31
Port:
587
Username:
[email protected]
Password:
26ivK6IyAzFg
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
PureLog Stealer
PureLog Stealer is an infostealer written in C#.
stealer purelogstealer

PureLog Stealer payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2924-1-0x0000000000990000-0x00000000009B6000-memory.dmp	family_purelog_stealer

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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

Processes:

8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\oiowhj = "C:\\Users\\Admin\\AppData\\Roaming\\oiowhj.exe"	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.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.

Processes:

flow ioc

6 api.ipify.org
7 api.ipify.org

flow	ioc
6	api.ipify.org
7	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe

description	pid	process	target process
PID 2924 set thread context of 1204	2924	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe

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

Processes:

ipconfig.exeipconfig.exe

pid process

2364 ipconfig.exe
740 ipconfig.exe

pid	process
2364	ipconfig.exe
740	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe

pid	process
1204	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe
1204	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe

description	pid	process
Token: SeDebugPrivilege	2924	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe
Token: SeDebugPrivilege	2924	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe
Token: SeDebugPrivilege	1204	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.execmd.execmd.exe

description	pid	process	target process
PID 2924 wrote to memory of 2860	2924	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe	cmd.exe
PID 2924 wrote to memory of 2860	2924	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe	cmd.exe
PID 2924 wrote to memory of 2860	2924	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe	cmd.exe
PID 2924 wrote to memory of 2860	2924	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe	cmd.exe
PID 2860 wrote to memory of 2364	2860	cmd.exe	ipconfig.exe
PID 2860 wrote to memory of 2364	2860	cmd.exe	ipconfig.exe
PID 2860 wrote to memory of 2364	2860	cmd.exe	ipconfig.exe
PID 2860 wrote to memory of 2364	2860	cmd.exe	ipconfig.exe
PID 2924 wrote to memory of 1204	2924	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe
PID 2924 wrote to memory of 1204	2924	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe
PID 2924 wrote to memory of 1204	2924	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe
PID 2924 wrote to memory of 1204	2924	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe
PID 2924 wrote to memory of 1204	2924	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe
PID 2924 wrote to memory of 1204	2924	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe
PID 2924 wrote to memory of 1204	2924	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe
PID 2924 wrote to memory of 1204	2924	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe
PID 2924 wrote to memory of 1204	2924	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe
PID 2924 wrote to memory of 1612	2924	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe	cmd.exe
PID 2924 wrote to memory of 1612	2924	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe	cmd.exe
PID 2924 wrote to memory of 1612	2924	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe	cmd.exe
PID 2924 wrote to memory of 1612	2924	8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe	cmd.exe
PID 1612 wrote to memory of 740	1612	cmd.exe	ipconfig.exe
PID 1612 wrote to memory of 740	1612	cmd.exe	ipconfig.exe
PID 1612 wrote to memory of 740	1612	cmd.exe	ipconfig.exe
PID 1612 wrote to memory of 740	1612	cmd.exe	ipconfig.exe

C:\Users\Admin\AppData\Local\Temp\8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe
"C:\Users\Admin\AppData\Local\Temp\8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2924
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ipconfig /release
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2860
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /release
    3⤵
    - Gathers network information
    PID:2364
- C:\Users\Admin\AppData\Local\Temp\8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe
  "C:\Users\Admin\AppData\Local\Temp\8eb1f6c882060ba5e89e67c511fff4cc5a3ba07c22b1606bedb5af2ebbdf12e3.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1204
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ipconfig /renew
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1612
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /renew
    3⤵
    - Gathers network information
    PID:740

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

Credentials in Registry

T1552.002

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/1204-4911-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2924-28-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-1-0x0000000000990000-0x00000000009B6000-memory.dmp

Filesize
152KB

Download
memory/2924-3-0x0000000074430000-0x0000000074B1E000-memory.dmp

Filesize
6.9MB

Download
memory/2924-4-0x00000000067A0000-0x00000000069D2000-memory.dmp

Filesize
2.2MB

Download
memory/2924-5-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-10-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-6-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-41-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-8-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-12-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-18-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-46-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-48-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-44-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-42-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-38-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-26-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-36-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-34-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-32-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-30-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-0-0x000000007443E000-0x000000007443F000-memory.dmp

Filesize
4KB

Download
memory/2924-22-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2924-50-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-20-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-16-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-15-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-52-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-54-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-56-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-58-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-60-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-66-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-68-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-64-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-62-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-4891-0x0000000074430000-0x0000000074B1E000-memory.dmp

Filesize
6.9MB

Download
memory/2924-4892-0x0000000004F10000-0x0000000004F7C000-memory.dmp

Filesize
432KB

Download
memory/2924-4893-0x0000000004DB0000-0x0000000004DFC000-memory.dmp

Filesize
304KB

Download
memory/2924-4894-0x000000007443E000-0x000000007443F000-memory.dmp

Filesize
4KB

Download
memory/2924-4895-0x0000000074430000-0x0000000074B1E000-memory.dmp

Filesize
6.9MB

Download
memory/2924-4896-0x0000000074430000-0x0000000074B1E000-memory.dmp

Filesize
6.9MB

Download
memory/2924-4897-0x0000000005110000-0x0000000005164000-memory.dmp

Filesize
336KB

Download
memory/2924-24-0x00000000067A0000-0x00000000069CB000-memory.dmp

Filesize
2.2MB

Download
memory/2924-4912-0x0000000074430000-0x0000000074B1E000-memory.dmp

Filesize
6.9MB

Download