agenttesla | d2606cc6318b1e0c21de14cf79f8e06652e783e9239c84eec8bd2b0582ab6cd2

General

Target

cbc2d2fda4346646489382819fb07d61_JaffaCakes118.ps1
Size

759KB
MD5

cbc2d2fda4346646489382819fb07d61
SHA1

9b3768e6676984c90a0ad251a588e6b0ecfca365
SHA256

d2606cc6318b1e0c21de14cf79f8e06652e783e9239c84eec8bd2b0582ab6cd2
SHA512

72ca8ceaf15aca5400e4504c9fd521414b7a4330fc9bd0cf3c31caf62f20227fb34c4c9b68f7cf756d64ffc687fb0d33435cc200a001def42ff16dfbbabdb059
SSDEEP

1536:H0DwVcA18t9LMTdDBaUv280jUSDrBlmpVs7ab/vD2uBgubpvG+K3LTbPdTfnX4mB:E

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

http://103.125.190.248/j/p13n/mawa/b04042b22b2b6179257d.php

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/2580-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2580-19-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2580-22-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2580-24-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2580-26-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe
Key opened	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe
Key opened	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2184 set thread context of 2580	2184	powershell.exe	29

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2184	powershell.exe
2580	jsc.exe
2580	jsc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2184	powershell.exe
Token: SeDebugPrivilege	2580	jsc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2580	jsc.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2184 wrote to memory of 2580	2184	powershell.exe	29
PID 2184 wrote to memory of 2580	2184	powershell.exe	29
PID 2184 wrote to memory of 2580	2184	powershell.exe	29
PID 2184 wrote to memory of 2580	2184	powershell.exe	29
PID 2184 wrote to memory of 2580	2184	powershell.exe	29
PID 2184 wrote to memory of 2580	2184	powershell.exe	29
PID 2184 wrote to memory of 2580	2184	powershell.exe	29
PID 2184 wrote to memory of 2580	2184	powershell.exe	29
PID 2184 wrote to memory of 2580	2184	powershell.exe	29

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\cbc2d2fda4346646489382819fb07d61_JaffaCakes118.ps1
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2184
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.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:2580

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2184-4-0x000000001B310000-0x000000001B5F2000-memory.dmp

Filesize
2.9MB

Download
memory/2184-5-0x000007FEF56E0000-0x000007FEF607D000-memory.dmp

Filesize
9.6MB

Download
memory/2184-6-0x0000000001EC0000-0x0000000001EC8000-memory.dmp

Filesize
32KB

Download
memory/2184-7-0x00000000029B0000-0x0000000002A30000-memory.dmp

Filesize
512KB

Download
memory/2184-8-0x00000000029B0000-0x0000000002A30000-memory.dmp

Filesize
512KB

Download
memory/2184-9-0x00000000029B0000-0x0000000002A30000-memory.dmp

Filesize
512KB

Download
memory/2184-10-0x000007FEF56E0000-0x000007FEF607D000-memory.dmp

Filesize
9.6MB

Download
memory/2184-11-0x00000000029B0000-0x0000000002A30000-memory.dmp

Filesize
512KB

Download
memory/2184-12-0x00000000027A0000-0x00000000027B6000-memory.dmp

Filesize
88KB

Download
memory/2184-27-0x000007FEF56E0000-0x000007FEF607D000-memory.dmp

Filesize
9.6MB

Download
memory/2580-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2580-21-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2580-19-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2580-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2580-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2580-24-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2580-26-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2580-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2580-28-0x0000000073D20000-0x000000007440E000-memory.dmp

Filesize
6.9MB

Download
memory/2580-29-0x0000000004DC0000-0x0000000004E00000-memory.dmp

Filesize
256KB

Download
memory/2580-30-0x0000000073D20000-0x000000007440E000-memory.dmp

Filesize
6.9MB

Download
memory/2580-32-0x0000000004DC0000-0x0000000004E00000-memory.dmp

Filesize
256KB

Download
memory/2580-33-0x0000000004DC0000-0x0000000004E00000-memory.dmp

Filesize
256KB

Download

Analysis

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