agenttesla | 5cfb623fd29edfb21bc7fb3d734f2e6ebb7f151e12d2fbcb61bafefdfccb24c6

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-09-2024 03:10

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General

Target

Asco Valve Shanghai OrderPO-011024.exe
Size

783KB
MD5

11ff8e45351b4fef0f7e723c1b1e04f1
SHA1

ff595a4ea95aba1cca52de553949e6a73c19c265
SHA256

5cfb623fd29edfb21bc7fb3d734f2e6ebb7f151e12d2fbcb61bafefdfccb24c6
SHA512

801f54add34c294f4bdf95ae8ebe8ab603fa7be88124a78fbf177e10e4a53a599d481b173fb4cf4f40268aa16aa5124289ad26c6f0c0230637c1d5b763155487
SSDEEP

6144:qZZSGZ1pOTD97kVoluxSnQJ2UYbbnEqa57lW1ChtCxxE5jbWs5E19Cd0C7vvGm97:qzvZ1pSptYSQJK/EtdCsPGsdPvvGm9h

Score

10^/10

agenttesla credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.iaa-airferight.com
Port:
587
Username:
[email protected]
Password:
manlikeyou88
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2936	powershell.exe
1620	powershell.exe

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2012 set thread context of 2744	2012	Asco Valve Shanghai OrderPO-011024.exe	37

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Asco Valve Shanghai OrderPO-011024.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Asco Valve Shanghai OrderPO-011024.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2736	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2012	Asco Valve Shanghai OrderPO-011024.exe
2012	Asco Valve Shanghai OrderPO-011024.exe
2744	Asco Valve Shanghai OrderPO-011024.exe
2744	Asco Valve Shanghai OrderPO-011024.exe
2936	powershell.exe
1620	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2012	Asco Valve Shanghai OrderPO-011024.exe
Token: SeDebugPrivilege	2744	Asco Valve Shanghai OrderPO-011024.exe
Token: SeDebugPrivilege	2936	powershell.exe
Token: SeDebugPrivilege	1620	powershell.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 2012 wrote to memory of 2936	2012	Asco Valve Shanghai OrderPO-011024.exe	31
PID 2012 wrote to memory of 2936	2012	Asco Valve Shanghai OrderPO-011024.exe	31
PID 2012 wrote to memory of 2936	2012	Asco Valve Shanghai OrderPO-011024.exe	31
PID 2012 wrote to memory of 2936	2012	Asco Valve Shanghai OrderPO-011024.exe	31
PID 2012 wrote to memory of 2936	2012	Asco Valve Shanghai OrderPO-011024.exe	31
PID 2012 wrote to memory of 2936	2012	Asco Valve Shanghai OrderPO-011024.exe	31
PID 2012 wrote to memory of 2936	2012	Asco Valve Shanghai OrderPO-011024.exe	31
PID 2012 wrote to memory of 1620	2012	Asco Valve Shanghai OrderPO-011024.exe	33
PID 2012 wrote to memory of 1620	2012	Asco Valve Shanghai OrderPO-011024.exe	33
PID 2012 wrote to memory of 1620	2012	Asco Valve Shanghai OrderPO-011024.exe	33
PID 2012 wrote to memory of 1620	2012	Asco Valve Shanghai OrderPO-011024.exe	33
PID 2012 wrote to memory of 1620	2012	Asco Valve Shanghai OrderPO-011024.exe	33
PID 2012 wrote to memory of 1620	2012	Asco Valve Shanghai OrderPO-011024.exe	33
PID 2012 wrote to memory of 1620	2012	Asco Valve Shanghai OrderPO-011024.exe	33
PID 2012 wrote to memory of 2736	2012	Asco Valve Shanghai OrderPO-011024.exe	34
PID 2012 wrote to memory of 2736	2012	Asco Valve Shanghai OrderPO-011024.exe	34
PID 2012 wrote to memory of 2736	2012	Asco Valve Shanghai OrderPO-011024.exe	34
PID 2012 wrote to memory of 2736	2012	Asco Valve Shanghai OrderPO-011024.exe	34
PID 2012 wrote to memory of 2736	2012	Asco Valve Shanghai OrderPO-011024.exe	34
PID 2012 wrote to memory of 2736	2012	Asco Valve Shanghai OrderPO-011024.exe	34
PID 2012 wrote to memory of 2736	2012	Asco Valve Shanghai OrderPO-011024.exe	34
PID 2012 wrote to memory of 2744	2012	Asco Valve Shanghai OrderPO-011024.exe	37
PID 2012 wrote to memory of 2744	2012	Asco Valve Shanghai OrderPO-011024.exe	37
PID 2012 wrote to memory of 2744	2012	Asco Valve Shanghai OrderPO-011024.exe	37
PID 2012 wrote to memory of 2744	2012	Asco Valve Shanghai OrderPO-011024.exe	37
PID 2012 wrote to memory of 2744	2012	Asco Valve Shanghai OrderPO-011024.exe	37
PID 2012 wrote to memory of 2744	2012	Asco Valve Shanghai OrderPO-011024.exe	37
PID 2012 wrote to memory of 2744	2012	Asco Valve Shanghai OrderPO-011024.exe	37
PID 2012 wrote to memory of 2744	2012	Asco Valve Shanghai OrderPO-011024.exe	37
PID 2012 wrote to memory of 2744	2012	Asco Valve Shanghai OrderPO-011024.exe	37
PID 2012 wrote to memory of 2744	2012	Asco Valve Shanghai OrderPO-011024.exe	37
PID 2012 wrote to memory of 2744	2012	Asco Valve Shanghai OrderPO-011024.exe	37
PID 2012 wrote to memory of 2744	2012	Asco Valve Shanghai OrderPO-011024.exe	37

C:\Users\Admin\AppData\Local\Temp\Asco Valve Shanghai OrderPO-011024.exe
"C:\Users\Admin\AppData\Local\Temp\Asco Valve Shanghai OrderPO-011024.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2012
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Asco Valve Shanghai OrderPO-011024.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2936
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UJKtuGFFwoBmnd.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1620
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UJKtuGFFwoBmnd" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE418.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2736
- C:\Users\Admin\AppData\Local\Temp\Asco Valve Shanghai OrderPO-011024.exe
  "C:\Users\Admin\AppData\Local\Temp\Asco Valve Shanghai OrderPO-011024.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2744

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpE418.tmp

Filesize
1KB

MD5
8dcfc1bda982a30ddf90f90412ff1e20

SHA1
ea16891ba541498e54cd1aefec60389294c8f53e

SHA256
2c132159bc6bb795bccd93982f5ce372675efef65911c05e2f8c834a38d502c4

SHA512
2a7db922fefe9cf8262364858005c31df58102b81bc3dc61edf87287fe17de555f64c0eb2dad323ab59706461cc685e5c81748f4d46ea8a27a37b50b6cfd252a

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
1783ee507d33ed27c33f55cd389c458d

SHA1
fd8d17626e7db9cbfe93d3550c8e5ad76d9bd68b

SHA256
5b53d942ad9a28d799172bcba920f5b876d8622154b926b771c71b7562bc933c

SHA512
7f9831f5de4fab7275cda84924936774055d4b88d3ca116d3778853aaac600e9b4cf1074f9ac391e5a5daa2650cd9cec0f8082cf722ca201c2b0fdf0716002c1

Download Submit
memory/2012-0-0x00000000011F0000-0x00000000012BA000-memory.dmp

Filesize
808KB

Download
memory/2012-1-0x0000000000E90000-0x0000000000F28000-memory.dmp

Filesize
608KB

Download
memory/2012-2-0x0000000000450000-0x000000000045E000-memory.dmp

Filesize
56KB

Download
memory/2012-3-0x0000000005400000-0x0000000005482000-memory.dmp

Filesize
520KB

Download
memory/2744-27-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2744-26-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2744-25-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2744-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2744-22-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2744-20-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2744-18-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2744-16-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download