agenttesla | 1d3996c785708445a5d7425439d3e90ec63bd6949acb87ecc2c9116a65ffc879

General

Target

PO.exe
Size

1.0MB
MD5

cfdec88ac7feaa26bdea4193692080de
SHA1

612d095ff7ffe3325df534328d2049af2070437a
SHA256

1d3996c785708445a5d7425439d3e90ec63bd6949acb87ecc2c9116a65ffc879
SHA512

691a783418ca67c15afe5961080ec7e1e369260ef8ccffe9c0163cfdc41553d946d3805d145e09b0ade8babdb3abc5f1df9d9ec03512eac95f9e96f2f9cd5893
SSDEEP

12288:Park1jH1vk9SKOGhvqVlfEufQdOKlZ0bsGN5WHCAZYp+1fB3MwQmpV9VAs7XYYS/:PaFdOKf0bsS5QCAWpoc7wVAs7IY

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.afcargo.com.my
Port:
587
Username:
[email protected]
Password:
ar6606m2

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
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
T1081
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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO.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-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\KFWOdr = "C:\\Users\\Admin\\AppData\\Roaming\\KFWOdr\\KFWOdr.exe"	PO.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1048 set thread context of 1532	1048	PO.exe	31

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

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

persistence

Scheduled Task

T1053

pid	Process
684	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
296	powershell.exe
1532	PO.exe
1532	PO.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1532	PO.exe
Token: SeDebugPrivilege	296	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1048 wrote to memory of 296	1048	PO.exe	27
PID 1048 wrote to memory of 296	1048	PO.exe	27
PID 1048 wrote to memory of 296	1048	PO.exe	27
PID 1048 wrote to memory of 296	1048	PO.exe	27
PID 1048 wrote to memory of 684	1048	PO.exe	29
PID 1048 wrote to memory of 684	1048	PO.exe	29
PID 1048 wrote to memory of 684	1048	PO.exe	29
PID 1048 wrote to memory of 684	1048	PO.exe	29
PID 1048 wrote to memory of 1532	1048	PO.exe	31
PID 1048 wrote to memory of 1532	1048	PO.exe	31
PID 1048 wrote to memory of 1532	1048	PO.exe	31
PID 1048 wrote to memory of 1532	1048	PO.exe	31
PID 1048 wrote to memory of 1532	1048	PO.exe	31
PID 1048 wrote to memory of 1532	1048	PO.exe	31
PID 1048 wrote to memory of 1532	1048	PO.exe	31
PID 1048 wrote to memory of 1532	1048	PO.exe	31
PID 1048 wrote to memory of 1532	1048	PO.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO.exe

C:\Users\Admin\AppData\Local\Temp\PO.exe
"C:\Users\Admin\AppData\Local\Temp\PO.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1048
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\snFgRiaNnXOaF.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:296
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\snFgRiaNnXOaF" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB462.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:684
- C:\Users\Admin\AppData\Local\Temp\PO.exe
  "C:\Users\Admin\AppData\Local\Temp\PO.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1532

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpB462.tmp

Filesize
1KB

MD5
07e0de78fdbc826b289d42d837d43885

SHA1
cc7e6cb8df79ac3a96f193b9c7d66fe690568931

SHA256
ea88e28b3c5e092ac0b8d5f94e1f23b95ad4e01faa062457bc9a30bd80af6b1b

SHA512
dcea9d6c521528269eaba960ebe5feb2200e2fe77ea740a1bfe119f83ed6bc62b62a711c908308d459bd2b533834a41b6e8c43d9f399005472244d4ae67c7feb

Download Submit
memory/296-76-0x000000006EB30000-0x000000006F0DB000-memory.dmp

Filesize
5.7MB

Download
memory/1048-63-0x000000000A4B0000-0x000000000A4EC000-memory.dmp

Filesize
240KB

Download
memory/1048-58-0x000000000A420000-0x000000000A4B6000-memory.dmp

Filesize
600KB

Download
memory/1048-57-0x0000000000B10000-0x0000000000B1C000-memory.dmp

Filesize
48KB

Download
memory/1048-56-0x0000000005AC0000-0x0000000005AD8000-memory.dmp

Filesize
96KB

Download
memory/1048-54-0x0000000000C70000-0x0000000000D78000-memory.dmp

Filesize
1.0MB

Download
memory/1048-55-0x00000000759F1000-0x00000000759F3000-memory.dmp

Filesize
8KB

Download
memory/1532-67-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1532-65-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1532-68-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1532-69-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1532-72-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1532-74-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1532-64-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads