agenttesla | e3529859fea022c422f7b0d78ae1ddf0c6bde2a42f8c5f3358e3f795367c706c

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-01-2025 01:31

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General

Target

SOA.exe
Size

781KB
MD5

4c92026fcad5536d428c973e4762c7ca
SHA1

2821bd1121d2c2ccfd405838596f6961ca4ee3e9
SHA256

d9a53c3e1a9e6447e32fc86fac2b5e76bf3a1e50af3c9f1bf4f6d25e0186840b
SHA512

f98a501b10ffdc8ca54790c723aa63502c3a311e001e6d7b619332aaea99922e29b2227b76780c2631105a4068e4170e6494f01ff364b391e7ce51f630409b57
SSDEEP

12288:CKOlbxr80IO8Df1iSR22mBnbuRno5Rq+wbGqKkpNdRhnoHLBhAGD02k8:H/f1p22Mb6nyRq+wbGqfNzhoHVj9

Score

10^/10

agenttesla discovery execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.starmech.net
Port:
587
Username:
[email protected]
Password:
nics123
Email To:
[email protected]

Signatures

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

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
2380	powershell.exe
2172	powershell.exe

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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\BjTxJte = "C:\\Users\\Admin\\AppData\\Roaming\\BjTxJte\\BjTxJte.exe"	RegSvcs.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 2004 set thread context of 2920	2004	SOA.exe	40

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	SOA.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	RegSvcs.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
2696	schtasks.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
2004	SOA.exe
2004	SOA.exe
2004	SOA.exe
2004	SOA.exe
2004	SOA.exe
2004	SOA.exe
2004	SOA.exe
2004	SOA.exe
2920	RegSvcs.exe
2920	RegSvcs.exe
2380	powershell.exe
2172	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2004	SOA.exe
Token: SeDebugPrivilege	2920	RegSvcs.exe
Token: SeDebugPrivilege	2380	powershell.exe
Token: SeDebugPrivilege	2172	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2920	RegSvcs.exe

Suspicious use of WriteProcessMemory 45 IoCs

description	pid	Process	procid_target
PID 2004 wrote to memory of 2380	2004	SOA.exe	31
PID 2004 wrote to memory of 2380	2004	SOA.exe	31
PID 2004 wrote to memory of 2380	2004	SOA.exe	31
PID 2004 wrote to memory of 2380	2004	SOA.exe	31
PID 2004 wrote to memory of 2172	2004	SOA.exe	33
PID 2004 wrote to memory of 2172	2004	SOA.exe	33
PID 2004 wrote to memory of 2172	2004	SOA.exe	33
PID 2004 wrote to memory of 2172	2004	SOA.exe	33
PID 2004 wrote to memory of 2696	2004	SOA.exe	35
PID 2004 wrote to memory of 2696	2004	SOA.exe	35
PID 2004 wrote to memory of 2696	2004	SOA.exe	35
PID 2004 wrote to memory of 2696	2004	SOA.exe	35
PID 2004 wrote to memory of 2728	2004	SOA.exe	37
PID 2004 wrote to memory of 2728	2004	SOA.exe	37
PID 2004 wrote to memory of 2728	2004	SOA.exe	37
PID 2004 wrote to memory of 2728	2004	SOA.exe	37
PID 2004 wrote to memory of 2728	2004	SOA.exe	37
PID 2004 wrote to memory of 2728	2004	SOA.exe	37
PID 2004 wrote to memory of 2728	2004	SOA.exe	37
PID 2004 wrote to memory of 2160	2004	SOA.exe	38
PID 2004 wrote to memory of 2160	2004	SOA.exe	38
PID 2004 wrote to memory of 2160	2004	SOA.exe	38
PID 2004 wrote to memory of 2160	2004	SOA.exe	38
PID 2004 wrote to memory of 2160	2004	SOA.exe	38
PID 2004 wrote to memory of 2160	2004	SOA.exe	38
PID 2004 wrote to memory of 2160	2004	SOA.exe	38
PID 2004 wrote to memory of 2604	2004	SOA.exe	39
PID 2004 wrote to memory of 2604	2004	SOA.exe	39
PID 2004 wrote to memory of 2604	2004	SOA.exe	39
PID 2004 wrote to memory of 2604	2004	SOA.exe	39
PID 2004 wrote to memory of 2604	2004	SOA.exe	39
PID 2004 wrote to memory of 2604	2004	SOA.exe	39
PID 2004 wrote to memory of 2604	2004	SOA.exe	39
PID 2004 wrote to memory of 2920	2004	SOA.exe	40
PID 2004 wrote to memory of 2920	2004	SOA.exe	40
PID 2004 wrote to memory of 2920	2004	SOA.exe	40
PID 2004 wrote to memory of 2920	2004	SOA.exe	40
PID 2004 wrote to memory of 2920	2004	SOA.exe	40
PID 2004 wrote to memory of 2920	2004	SOA.exe	40
PID 2004 wrote to memory of 2920	2004	SOA.exe	40
PID 2004 wrote to memory of 2920	2004	SOA.exe	40
PID 2004 wrote to memory of 2920	2004	SOA.exe	40
PID 2004 wrote to memory of 2920	2004	SOA.exe	40
PID 2004 wrote to memory of 2920	2004	SOA.exe	40
PID 2004 wrote to memory of 2920	2004	SOA.exe	40

C:\Users\Admin\AppData\Local\Temp\SOA.exe
"C:\Users\Admin\AppData\Local\Temp\SOA.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2004
- 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\SOA.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2380
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\DrdoXcRBTkrD.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2172
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DrdoXcRBTkrD" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE5DC.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2696
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:2728
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:2160
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:2604
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2920

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

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpE5DC.tmp

Filesize
1KB

MD5
8b1d302bdd9d3517ff312eef86c4b962

SHA1
4cc7f24987f5ce25f626c62ebb74b6fe98d675dc

SHA256
1d42a3d098199ccb5b442c15263c3d0c29818c8922abb29041f1ddbc3888f0de

SHA512
490dc388d47ab90b23cbc4ea949a4482887f109d1074122dbc3001427bbec2f2280ee8621c261defdabeb8272f2ecde816fab47f5ecb301344b3c03fce898349

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

Filesize
7KB

MD5
687aea6aa85a3f290a4610a4659140f3

SHA1
4daebea74ddb2260e0ede0566780ffc3731fdb09

SHA256
1ac09e4cd916ab5600342b33ae69d5642b33263fd815012556a4a16c01814d90

SHA512
9e1db8c208fba92f4c6c1763ae4a86abd712df2c87db2ca431301043ed7aa393f086437c82d0dc8da7f5bba354c7b21119dd47a5bc68c255f02e8d48244acd19

Download Submit
memory/2004-4-0x000000007428E000-0x000000007428F000-memory.dmp

Filesize
4KB

Download
memory/2004-32-0x0000000074280000-0x000000007496E000-memory.dmp

Filesize
6.9MB

Download
memory/2004-3-0x00000000005B0000-0x00000000005D6000-memory.dmp

Filesize
152KB

Download
memory/2004-5-0x0000000074280000-0x000000007496E000-memory.dmp

Filesize
6.9MB

Download
memory/2004-6-0x0000000000B80000-0x0000000000C06000-memory.dmp

Filesize
536KB

Download
memory/2004-1-0x0000000000CF0000-0x0000000000DB8000-memory.dmp

Filesize
800KB

Download
memory/2004-2-0x0000000074280000-0x000000007496E000-memory.dmp

Filesize
6.9MB

Download
memory/2004-0-0x000000007428E000-0x000000007428F000-memory.dmp

Filesize
4KB

Download
memory/2920-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2920-29-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2920-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2920-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2920-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2920-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2920-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2920-31-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download