agenttesla | ba3c127de1b583cf249240a34f154ed90368289c4b3ad1944e760ab02a94b068

General

Target

TRNX9876567DLH899897.PDF.exe
Size

348KB
MD5

90b961fc91f7e87eb700739696ff4f59
SHA1

6fc31b4ddd8e0e821f1d318d85dbba1362f03b8d
SHA256

ba3c127de1b583cf249240a34f154ed90368289c4b3ad1944e760ab02a94b068
SHA512

5298959ff111f323935e934bf127aee75d9428326d95c24a9619a0bd347f989cd263bc391e9a209b441142456ec265d69ea9d663356f115e4e0b763569a6a340
SSDEEP

6144:SsNyAueerw7hiET4bLOW2sTdlzLK1Wrtwztw3WLmBWskAZcr5pRyvzsZVDKy:SsNyNeUTEToLOW2sTdlz+10whqB5Hqrk

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

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
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

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-1-5-21-1502336823-1680518048-858510903-1000\Software\Microsoft\Windows\CurrentVersion\Run\nsFeFj = "C:\\Users\\Admin\\AppData\\Roaming\\nsFeFj\\nsFeFj.exe"	TRNX9876567DLH899897.PDF.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
2	api.ipify.org
3	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1988 set thread context of 2744	1988	TRNX9876567DLH899897.PDF.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2744	TRNX9876567DLH899897.PDF.exe
2744	TRNX9876567DLH899897.PDF.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2744	TRNX9876567DLH899897.PDF.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2744	TRNX9876567DLH899897.PDF.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1988 wrote to memory of 2744	1988	TRNX9876567DLH899897.PDF.exe	28
PID 1988 wrote to memory of 2744	1988	TRNX9876567DLH899897.PDF.exe	28
PID 1988 wrote to memory of 2744	1988	TRNX9876567DLH899897.PDF.exe	28
PID 1988 wrote to memory of 2744	1988	TRNX9876567DLH899897.PDF.exe	28
PID 1988 wrote to memory of 2744	1988	TRNX9876567DLH899897.PDF.exe	28
PID 1988 wrote to memory of 2744	1988	TRNX9876567DLH899897.PDF.exe	28
PID 1988 wrote to memory of 2744	1988	TRNX9876567DLH899897.PDF.exe	28
PID 1988 wrote to memory of 2744	1988	TRNX9876567DLH899897.PDF.exe	28
PID 1988 wrote to memory of 2744	1988	TRNX9876567DLH899897.PDF.exe	28

C:\Users\Admin\AppData\Local\Temp\TRNX9876567DLH899897.PDF.exe
"C:\Users\Admin\AppData\Local\Temp\TRNX9876567DLH899897.PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1988
- C:\Users\Admin\AppData\Local\Temp\TRNX9876567DLH899897.PDF.exe
  "C:\Users\Admin\AppData\Local\Temp\TRNX9876567DLH899897.PDF.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2744

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1988-6-0x0000000000380000-0x0000000000381000-memory.dmp

Filesize
4KB

Download
memory/1988-1-0x00000000740D0000-0x00000000747BE000-memory.dmp

Filesize
6.9MB

Download
memory/1988-2-0x0000000000630000-0x0000000000670000-memory.dmp

Filesize
256KB

Download
memory/1988-16-0x00000000740D0000-0x00000000747BE000-memory.dmp

Filesize
6.9MB

Download
memory/1988-0-0x00000000013A0000-0x00000000013FC000-memory.dmp

Filesize
368KB

Download
memory/2744-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2744-5-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2744-10-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2744-8-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2744-14-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2744-3-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2744-17-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2744-19-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2744-20-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/2744-21-0x0000000000CF0000-0x0000000000D30000-memory.dmp

Filesize
256KB

Download
memory/2744-24-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/2744-25-0x0000000000CF0000-0x0000000000D30000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads