agenttesla | ba5b16c28def8e5d0ea0a09bf25b4d980fe89e3537f7034d775ccdf3bd9f5035

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
18/06/2024, 15:24

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General

Target
shipping documents.exe
Size 663KB
Sample240618-ss15tstdlk
SHA256 ba5b16c28def8e5d0ea0a09bf25b4d980fe89e3537f7034d775ccdf3bd9f5035
MD5 dd1c0c05fece823d0c57d0c507e9deb2
SHA1 cfad01e0218e8ccc2adf740edc8bc594a0b3cd20
SHA512 cd186111b32a33e23a9af82e986415ab45a75176248c5b3c178330fee14824dae5ff9ee2a90c84cb1f481ea22fdc9462f80411e0ffaf5d9080d722c3e7244272
SSDEEP 12288:eFIsPALKLE97fl/JJ1B+7rdVYBbP7NYzDa2HQUphVonpX+Apg1k/oNRKFXlXDtkA:4IK+dlL1BSrdCB9YqhUKKVNRiNLznZ
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
mail.springandsummer.lk
Port
587
Username
[email protected]
Password
anu##323
Email to
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware 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
2612	powershell.exe
3068	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-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\boqXv = "C:\\Users\\Admin\\AppData\\Roaming\\boqXv\\boqXv.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1832 set thread context of 2512	1832	shipping documents.exe	34

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

System Information Discovery
T1082

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
2740	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
1832	shipping documents.exe
1832	shipping documents.exe
1832	shipping documents.exe
1832	shipping documents.exe
1832	shipping documents.exe
1832	shipping documents.exe
1832	shipping documents.exe
2512	RegSvcs.exe
2512	RegSvcs.exe
2612	powershell.exe
3068	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1832	shipping documents.exe
Token: SeDebugPrivilege	2512	RegSvcs.exe
Token: SeDebugPrivilege	2612	powershell.exe
Token: SeDebugPrivilege	3068	powershell.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1832 wrote to memory of 2612	1832	shipping documents.exe	28
PID 1832 wrote to memory of 2612	1832	shipping documents.exe	28
PID 1832 wrote to memory of 2612	1832	shipping documents.exe	28
PID 1832 wrote to memory of 2612	1832	shipping documents.exe	28
PID 1832 wrote to memory of 3068	1832	shipping documents.exe	30
PID 1832 wrote to memory of 3068	1832	shipping documents.exe	30
PID 1832 wrote to memory of 3068	1832	shipping documents.exe	30
PID 1832 wrote to memory of 3068	1832	shipping documents.exe	30
PID 1832 wrote to memory of 2740	1832	shipping documents.exe	32
PID 1832 wrote to memory of 2740	1832	shipping documents.exe	32
PID 1832 wrote to memory of 2740	1832	shipping documents.exe	32
PID 1832 wrote to memory of 2740	1832	shipping documents.exe	32
PID 1832 wrote to memory of 2512	1832	shipping documents.exe	34
PID 1832 wrote to memory of 2512	1832	shipping documents.exe	34
PID 1832 wrote to memory of 2512	1832	shipping documents.exe	34
PID 1832 wrote to memory of 2512	1832	shipping documents.exe	34
PID 1832 wrote to memory of 2512	1832	shipping documents.exe	34
PID 1832 wrote to memory of 2512	1832	shipping documents.exe	34
PID 1832 wrote to memory of 2512	1832	shipping documents.exe	34
PID 1832 wrote to memory of 2512	1832	shipping documents.exe	34
PID 1832 wrote to memory of 2512	1832	shipping documents.exe	34
PID 1832 wrote to memory of 2512	1832	shipping documents.exe	34
PID 1832 wrote to memory of 2512	1832	shipping documents.exe	34
PID 1832 wrote to memory of 2512	1832	shipping documents.exe	34

C:\Users\Admin\AppData\Local\Temp\shipping documents.exe
"C:\Users\Admin\AppData\Local\Temp\shipping documents.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1832
- 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\shipping documents.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2612
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\AxawoKKXrVH.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3068
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AxawoKKXrVH" /XML "C:\Users\Admin\AppData\Local\Temp\tmp755F.tmp"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:2740
- 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
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2512

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

tmp755F.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp755F.tmp
Size 1KB
SHA256 cfc7c22539b7e8c57177a352fbab3a8fc8f0b078931fd8f47ed45944441bf925
MD5 73a5aab17e5a41380a85dfa31165dad6
SHA1 e8b93f31c40c9d4f607fa5dab71b9bb07e9c6150
SHA512 bc4b53b446c81158e45d3df8849fdbc174423759931e09ec83322e27d10af3a6554405ba16cbb852ce4514f0e8f1b0b01279a7b6dbc62feeada71374ff61eb7b
MD5 SHA1 SHA512

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NK4Q9D4YO3LK4RTY3PEN.temp

Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\NK4Q9D4YO3LK4RTY3PEN.temp
Size 7KB
SHA256 8dcebcd54e188f3bcce0c39121ca65a3406c1d635745d4a4ebff946ab33249e9
MD5 9dbc9a7645c1374b0d1db1ce93eb668d
SHA1 181386ce591da0ecaa317626620b65da8a5c25fc
SHA512 4a0dab70d157a338e8ee4584615383cf53444fb38cba25ef8ce50943f2e0b50f55971499db8786bf3e6d513076e9383e5ae6001cc5cdfec71c376bb7f88720c6
SSDEEP 96:gJOCIQM8anqvsqvJCwodJOCIQM8anqvsEHyqvJCworlHS4QHlgm1g7sWXlUVg:A2QuUob2QuAHnorlRYgCg7sWj
MD5 SHA1 SHA512 SSDEEP

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memory/1832-4-0x0000000000290000-0x0000000000298000-memory.dmp

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memory/1832-31-0x0000000074930000-0x000000007501E000-memory.dmp

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memory/1832-0-0x000000007493E000-0x000000007493F000-memory.dmp

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memory/1832-5-0x00000000002A0000-0x00000000002AC000-memory.dmp

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memory/1832-6-0x0000000000E30000-0x0000000000EB4000-memory.dmp

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memory/1832-2-0x0000000074930000-0x000000007501E000-memory.dmp

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memory/1832-1-0x00000000011A0000-0x0000000001248000-memory.dmp

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memory/1832-3-0x0000000000250000-0x0000000000262000-memory.dmp

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memory/2512-25-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2512-29-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2512-28-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2512-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

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memory/2512-23-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2512-21-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2512-19-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2512-30-0x0000000000400000-0x0000000000442000-memory.dmp

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