oblique | 2db16448d9ee0629c2d76674ed40d908125ec2763deaca23847d488bacf9e724

General

Target

2db16448d9ee0629c2d76674ed40d908125ec2763deaca23847d488bacf9e724.exe
Size

5.4MB
MD5

e98510e1252e7dd99012b23a400bb00b
SHA1

de5b6be1072577ff6a5b111d4817fff1b3b75e7f
SHA256

2db16448d9ee0629c2d76674ed40d908125ec2763deaca23847d488bacf9e724
SHA512

052dfb01fc626e2592321041a9d1ba8e732e545d90e1f3c75d722c194eed16133bcf47a09d9f4cefd9de8595487337b77ea8d57108b49e15388b034b7f09a363

Score

10^/10

oblique trojan

Malware Config

Signatures

ObliqueRAT
Remote Access Trojan discovered in early 2020.
trojan oblique

Executes dropped EXE 3 IoCs

pid	Process
1168	frame.exe
1640	lphsi.exe
1820	hrss.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\script.lnk	hrss.exe

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

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings	2db16448d9ee0629c2d76674ed40d908125ec2763deaca23847d488bacf9e724.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1328	vlc.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1328	vlc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	1328	vlc.exe
Token: SeIncBasePriorityPrivilege	1328	vlc.exe

Suspicious use of FindShellTrayWindow 24 IoCs

pid	Process
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe

Suspicious use of SendNotifyMessage 7 IoCs

pid	Process
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe
1328	vlc.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4048 wrote to memory of 1168	4048	2db16448d9ee0629c2d76674ed40d908125ec2763deaca23847d488bacf9e724.exe	74
PID 4048 wrote to memory of 1168	4048	2db16448d9ee0629c2d76674ed40d908125ec2763deaca23847d488bacf9e724.exe	74
PID 4048 wrote to memory of 1168	4048	2db16448d9ee0629c2d76674ed40d908125ec2763deaca23847d488bacf9e724.exe	74
PID 4048 wrote to memory of 1328	4048	2db16448d9ee0629c2d76674ed40d908125ec2763deaca23847d488bacf9e724.exe	75
PID 4048 wrote to memory of 1328	4048	2db16448d9ee0629c2d76674ed40d908125ec2763deaca23847d488bacf9e724.exe	75
PID 1168 wrote to memory of 1640	1168	frame.exe	76
PID 1168 wrote to memory of 1640	1168	frame.exe	76
PID 1168 wrote to memory of 1640	1168	frame.exe	76
PID 1168 wrote to memory of 1820	1168	frame.exe	77
PID 1168 wrote to memory of 1820	1168	frame.exe	77
PID 1168 wrote to memory of 1820	1168	frame.exe	77

C:\Users\Admin\AppData\Local\Temp\2db16448d9ee0629c2d76674ed40d908125ec2763deaca23847d488bacf9e724.exe
"C:\Users\Admin\AppData\Local\Temp\2db16448d9ee0629c2d76674ed40d908125ec2763deaca23847d488bacf9e724.exe"
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4048
- C:\Users\Public\Video\frame.exe
  "C:\Users\Public\Video\frame.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1168
- - C:\Users\Public\Video\lphsi.exe
    "C:\Users\Public\Video\lphsi.exe"
    3⤵
    - Executes dropped EXE
    PID:1640
- - C:\Users\Public\Video\hrss.exe
    "C:\Users\Public\Video\hrss.exe"
    3⤵
    - Executes dropped EXE
    - Drops startup file
    PID:1820
- C:\Program Files\VideoLAN\VLC\vlc.exe
  "C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Public\Video\movie.mp4"
  2⤵
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:1328

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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