oblique | c95d2caed83ec5a321a4b607947f103af193db95e920a426fa5ff339eebef19a

Analysis

max time kernel
141s
max time network
150s
platform
windows7_x64
resource
win7v20210410
submitted
14-05-2021 07:45

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General

Target

c95d2caed83ec5a321a4b607947f103af193db95e920a426fa5ff339eebef19a.exe
Size

5.3MB
MD5

71fc21df40770009ae3c7b3b565831e3
SHA1

7d518f1e7ebf3b45f7f6f8d63262bf48e202783f
SHA256

c95d2caed83ec5a321a4b607947f103af193db95e920a426fa5ff339eebef19a
SHA512

3598da724fb6590da6c2831de491944ec1b6cd4062f2223dd41bf20e0c7708ac3527cbae6d0172d818c2f3b85cf3c29c148562b316e122078dd696925f8f76cd

Score

10^/10

oblique trojan

Malware Config

Signatures

ObliqueRAT
Remote Access Trojan discovered in early 2020.
trojan oblique
Executes dropped EXE 3 IoCs

Processes:

frame.exelphsi.exehrss.exe

pid process

2008 frame.exe
2032 lphsi.exe
1692 hrss.exe
Drops startup file 1 IoCs

Processes:

hrss.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\script.lnk hrss.exe
Loads dropped DLL 4 IoCs

Processes:

c95d2caed83ec5a321a4b607947f103af193db95e920a426fa5ff339eebef19a.exeframe.exehrss.exe

pid process

1748 c95d2caed83ec5a321a4b607947f103af193db95e920a426fa5ff339eebef19a.exe
2008 frame.exe
2008 frame.exe
1692 hrss.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

vlc.exe

pid process

2020 vlc.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

vlc.exe

pid process

2020 vlc.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

vlc.exe

description pid process

Token: 33 2020 vlc.exe
Token: SeIncBasePriorityPrivilege 2020 vlc.exe

pid	process
2008	frame.exe
2032	lphsi.exe
1692	hrss.exe

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

pid	process
1748	c95d2caed83ec5a321a4b607947f103af193db95e920a426fa5ff339eebef19a.exe
2008	frame.exe
2008	frame.exe
1692	hrss.exe

description	pid	process
Token: 33	2020	vlc.exe
Token: SeIncBasePriorityPrivilege	2020	vlc.exe

Suspicious use of FindShellTrayWindow 28 IoCs

Processes:

vlc.exe

pid	process
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe
2020	vlc.exe

Suspicious use of SendNotifyMessage 8 IoCs

Processes:

vlc.exe

pid process

2020 vlc.exe
2020 vlc.exe
2020 vlc.exe
2020 vlc.exe
2020 vlc.exe
2020 vlc.exe
2020 vlc.exe
2020 vlc.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

vlc.exe

pid process

2020 vlc.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

c95d2caed83ec5a321a4b607947f103af193db95e920a426fa5ff339eebef19a.exeframe.exe

description	pid	process	target process
PID 1748 wrote to memory of 2008	1748	c95d2caed83ec5a321a4b607947f103af193db95e920a426fa5ff339eebef19a.exe	frame.exe
PID 1748 wrote to memory of 2008	1748	c95d2caed83ec5a321a4b607947f103af193db95e920a426fa5ff339eebef19a.exe	frame.exe
PID 1748 wrote to memory of 2008	1748	c95d2caed83ec5a321a4b607947f103af193db95e920a426fa5ff339eebef19a.exe	frame.exe
PID 1748 wrote to memory of 2008	1748	c95d2caed83ec5a321a4b607947f103af193db95e920a426fa5ff339eebef19a.exe	frame.exe
PID 1748 wrote to memory of 2020	1748	c95d2caed83ec5a321a4b607947f103af193db95e920a426fa5ff339eebef19a.exe	vlc.exe
PID 1748 wrote to memory of 2020	1748	c95d2caed83ec5a321a4b607947f103af193db95e920a426fa5ff339eebef19a.exe	vlc.exe
PID 1748 wrote to memory of 2020	1748	c95d2caed83ec5a321a4b607947f103af193db95e920a426fa5ff339eebef19a.exe	vlc.exe
PID 1748 wrote to memory of 2020	1748	c95d2caed83ec5a321a4b607947f103af193db95e920a426fa5ff339eebef19a.exe	vlc.exe
PID 2008 wrote to memory of 2032	2008	frame.exe	lphsi.exe
PID 2008 wrote to memory of 2032	2008	frame.exe	lphsi.exe
PID 2008 wrote to memory of 2032	2008	frame.exe	lphsi.exe
PID 2008 wrote to memory of 2032	2008	frame.exe	lphsi.exe
PID 2008 wrote to memory of 1692	2008	frame.exe	hrss.exe
PID 2008 wrote to memory of 1692	2008	frame.exe	hrss.exe
PID 2008 wrote to memory of 1692	2008	frame.exe	hrss.exe
PID 2008 wrote to memory of 1692	2008	frame.exe	hrss.exe

C:\Users\Admin\AppData\Local\Temp\c95d2caed83ec5a321a4b607947f103af193db95e920a426fa5ff339eebef19a.exe
"C:\Users\Admin\AppData\Local\Temp\c95d2caed83ec5a321a4b607947f103af193db95e920a426fa5ff339eebef19a.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1748
- C:\Users\Public\Video\frame.exe
  "C:\Users\Public\Video\frame.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2008
- - C:\Users\Public\Video\lphsi.exe
    "C:\Users\Public\Video\lphsi.exe"
    3⤵
    - Executes dropped EXE
    PID:2032
- - C:\Users\Public\Video\hrss.exe
    "C:\Users\Public\Video\hrss.exe"
    3⤵
    - Executes dropped EXE
    - Drops startup file
    - Loads dropped DLL
    PID:1692
- 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:2020

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Public\Video\frame.exe

MD5
2d411dc28a5faeb5893d7769b7c3b8a4

SHA1
1db46d9a9e27146ca12dcc9caff51ede700cf026

SHA256
b218fb4573b6c8fff51870de463a793238a4f317ce9abdcf8352954f92328eac

SHA512
5aab004d78dc87528f8965426d446dde68f8c8ff4a34cfecf1b69ade65b625f15d34fccbf4629ff42e49410379bd447eaa4f2339f11483d950e174a7d5aa8804

Download Submit
C:\Users\Public\Video\frame.exe

MD5
2d411dc28a5faeb5893d7769b7c3b8a4

SHA1
1db46d9a9e27146ca12dcc9caff51ede700cf026

SHA256
b218fb4573b6c8fff51870de463a793238a4f317ce9abdcf8352954f92328eac

SHA512
5aab004d78dc87528f8965426d446dde68f8c8ff4a34cfecf1b69ade65b625f15d34fccbf4629ff42e49410379bd447eaa4f2339f11483d950e174a7d5aa8804

Download Submit
C:\Users\Public\Video\hrss.exe

MD5
747d4870a9e1504b1f802fce83704bb1

SHA1
cb5b1fb54a6f1081d985dc44462983e31778d9d5

SHA256
3a04dd93ec9da19781ba97412b466452a9682a390f2cf4426f722e424465fb19

SHA512
03adf5635828256581a4ec708c3734eebd11e603f9a4e3bd6a3149fcf525a85bf45ad4b880b0de37b9658794c88ad3cd6f9a4a43e4f6ad4bd01110d72a502a12

Download Submit
C:\Users\Public\Video\lphsi.exe

MD5
0bafccfaec9c7d45ce491e4b0ddc1bdf

SHA1
f0fa26da45d04ca36e9eb0acbc2d8ddce881e096

SHA256
9da1a55b88bda3810ccd482051dc7e0088e8539ef8da5ddd29c583f593244e1c

SHA512
c32b734420be1ee3a54dfea117f2fb14353fbd39831d8bbe8a4515c983f0781c38d4bcc8a6c5fd0785693fa3a16add499387bd8add21f706c9927d537e38184e

Download Submit
C:\Users\Public\Video\lphsi.exe

MD5
0bafccfaec9c7d45ce491e4b0ddc1bdf

SHA1
f0fa26da45d04ca36e9eb0acbc2d8ddce881e096

SHA256
9da1a55b88bda3810ccd482051dc7e0088e8539ef8da5ddd29c583f593244e1c

SHA512
c32b734420be1ee3a54dfea117f2fb14353fbd39831d8bbe8a4515c983f0781c38d4bcc8a6c5fd0785693fa3a16add499387bd8add21f706c9927d537e38184e

Download Submit
C:\Users\Public\Video\movie.mp4

MD5
8163b5509eaeb8f03d6e3ed0e18e38e6

SHA1
56f28401ccd28b8340224f4d951cd78c184eaf96

SHA256
8e2dbbc2eafd7783493448b512d13749950aa8a9ce10808392ad3b04a8ebf2d4

SHA512
d50b45386c2865e512ca1c3db4ae73e1a1ce860e093028dbb4513e706edb27c2d581ece02438532a369589a78a6d6eb49d33482ae369702efb2bc426ca862d24

Download Submit
\Users\Public\Video\frame.exe

MD5
2d411dc28a5faeb5893d7769b7c3b8a4

SHA1
1db46d9a9e27146ca12dcc9caff51ede700cf026

SHA256
b218fb4573b6c8fff51870de463a793238a4f317ce9abdcf8352954f92328eac

SHA512
5aab004d78dc87528f8965426d446dde68f8c8ff4a34cfecf1b69ade65b625f15d34fccbf4629ff42e49410379bd447eaa4f2339f11483d950e174a7d5aa8804

Download Submit
\Users\Public\Video\hrss.exe

MD5
747d4870a9e1504b1f802fce83704bb1

SHA1
cb5b1fb54a6f1081d985dc44462983e31778d9d5

SHA256
3a04dd93ec9da19781ba97412b466452a9682a390f2cf4426f722e424465fb19

SHA512
03adf5635828256581a4ec708c3734eebd11e603f9a4e3bd6a3149fcf525a85bf45ad4b880b0de37b9658794c88ad3cd6f9a4a43e4f6ad4bd01110d72a502a12

Download Submit
\Users\Public\Video\lphsi.exe

MD5
0bafccfaec9c7d45ce491e4b0ddc1bdf

SHA1
f0fa26da45d04ca36e9eb0acbc2d8ddce881e096

SHA256
9da1a55b88bda3810ccd482051dc7e0088e8539ef8da5ddd29c583f593244e1c

SHA512
c32b734420be1ee3a54dfea117f2fb14353fbd39831d8bbe8a4515c983f0781c38d4bcc8a6c5fd0785693fa3a16add499387bd8add21f706c9927d537e38184e

Download Submit
\Users\Public\Video\lphsi.exe

MD5
0bafccfaec9c7d45ce491e4b0ddc1bdf

SHA1
f0fa26da45d04ca36e9eb0acbc2d8ddce881e096

SHA256
9da1a55b88bda3810ccd482051dc7e0088e8539ef8da5ddd29c583f593244e1c

SHA512
c32b734420be1ee3a54dfea117f2fb14353fbd39831d8bbe8a4515c983f0781c38d4bcc8a6c5fd0785693fa3a16add499387bd8add21f706c9927d537e38184e

Download Submit
memory/1692-70-0x0000000000000000-mapping.dmp

Download
memory/1748-59-0x00000000757E1000-0x00000000757E3000-memory.dmp

Filesize
8KB

Download
memory/2008-61-0x0000000000000000-mapping.dmp

Download
memory/2020-65-0x0000000000000000-mapping.dmp

Download
memory/2032-67-0x0000000000000000-mapping.dmp

Download