agenttesla | fd3ee92d2d58129a26dd3f43816178047afc35b7b423da06a6db32ea23ff6613

Analysis

max time kernel
44s
max time network
151s
platform
windows7_x64
resource
win7-20220718-en
resource tags

arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
submitted
03/08/2022, 07:31

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General

Target
ORDER-KKP-Signature Aluminium-1205-2022PK.exe
Size 556KB
Sample220803-jcdj6aged9
SHA256 fd3ee92d2d58129a26dd3f43816178047afc35b7b423da06a6db32ea23ff6613
MD5 8a48ef963f4df0b06cb372f21d47c1b5
SHA1 f0aa0c1ccbba82cb21288157cac7134addb02bef
SHA512 bf186acaf13049022975c044373321c141083de7ba87ac02a7dc422159b1b7fac7c162ccfcb1961c9d48c72e5aa5243d14f3f7b8b80d5ef6586e6815f8e0c840
MD5 SHA1 SHA512

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

http://clamprite.ga/emma/inc/6bc6afbbcf388e.php

Signatures

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

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	InstallUtil.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Windows\CurrentVersion\Run\Flpuizy = "\"C:\\Users\\Admin\\AppData\\Roaming\\Tnkhptby\\Flpuizy.exe\""	ORDER-KKP-Signature Aluminium-1205-2022PK.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1952 set thread context of 1216	1952	ORDER-KKP-Signature Aluminium-1205-2022PK.exe	30

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1952	ORDER-KKP-Signature Aluminium-1205-2022PK.exe
2004	powershell.exe
1952	ORDER-KKP-Signature Aluminium-1205-2022PK.exe
1216	InstallUtil.exe
1216	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1952	ORDER-KKP-Signature Aluminium-1205-2022PK.exe
Token: SeDebugPrivilege	2004	powershell.exe
Token: SeDebugPrivilege	1216	InstallUtil.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1216	InstallUtil.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1952 wrote to memory of 2004	1952	ORDER-KKP-Signature Aluminium-1205-2022PK.exe	28
PID 1952 wrote to memory of 2004	1952	ORDER-KKP-Signature Aluminium-1205-2022PK.exe	28
PID 1952 wrote to memory of 2004	1952	ORDER-KKP-Signature Aluminium-1205-2022PK.exe	28
PID 1952 wrote to memory of 2004	1952	ORDER-KKP-Signature Aluminium-1205-2022PK.exe	28
PID 1952 wrote to memory of 1216	1952	ORDER-KKP-Signature Aluminium-1205-2022PK.exe	30
PID 1952 wrote to memory of 1216	1952	ORDER-KKP-Signature Aluminium-1205-2022PK.exe	30
PID 1952 wrote to memory of 1216	1952	ORDER-KKP-Signature Aluminium-1205-2022PK.exe	30
PID 1952 wrote to memory of 1216	1952	ORDER-KKP-Signature Aluminium-1205-2022PK.exe	30
PID 1952 wrote to memory of 1216	1952	ORDER-KKP-Signature Aluminium-1205-2022PK.exe	30
PID 1952 wrote to memory of 1216	1952	ORDER-KKP-Signature Aluminium-1205-2022PK.exe	30
PID 1952 wrote to memory of 1216	1952	ORDER-KKP-Signature Aluminium-1205-2022PK.exe	30
PID 1952 wrote to memory of 1216	1952	ORDER-KKP-Signature Aluminium-1205-2022PK.exe	30
PID 1952 wrote to memory of 1216	1952	ORDER-KKP-Signature Aluminium-1205-2022PK.exe	30
PID 1952 wrote to memory of 1216	1952	ORDER-KKP-Signature Aluminium-1205-2022PK.exe	30
PID 1952 wrote to memory of 1216	1952	ORDER-KKP-Signature Aluminium-1205-2022PK.exe	30
PID 1952 wrote to memory of 1216	1952	ORDER-KKP-Signature Aluminium-1205-2022PK.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\ORDER-KKP-Signature Aluminium-1205-2022PK.exe
"C:\Users\Admin\AppData\Local\Temp\ORDER-KKP-Signature Aluminium-1205-2022PK.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1952
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMgAwAA==
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2004
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  2⤵
  - Drops file in Drivers directory
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:1216

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/1216-66-0x0000000000400000-0x000000000043C000-memory.dmp

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memory/1216-73-0x0000000000400000-0x000000000043C000-memory.dmp

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memory/1216-71-0x0000000000400000-0x000000000043C000-memory.dmp

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memory/1216-68-0x0000000000400000-0x000000000043C000-memory.dmp

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memory/1216-67-0x0000000000400000-0x000000000043C000-memory.dmp

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memory/1216-63-0x0000000000400000-0x000000000043C000-memory.dmp

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memory/1216-64-0x0000000000400000-0x000000000043C000-memory.dmp

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memory/1952-55-0x0000000000300000-0x0000000000388000-memory.dmp

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memory/1952-54-0x0000000000970000-0x0000000000A00000-memory.dmp

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memory/1952-57-0x0000000004AA0000-0x0000000004B32000-memory.dmp

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memory/1952-56-0x0000000075E21000-0x0000000075E23000-memory.dmp

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memory/2004-62-0x000000006E420000-0x000000006E9CB000-memory.dmp

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memory/2004-61-0x000000006E420000-0x000000006E9CB000-memory.dmp

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memory/2004-60-0x000000006E420000-0x000000006E9CB000-memory.dmp

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