5af8c7f5923a113a9cb32c45435fcb618ffe6dc1d65b1346524af256570a9886

Resubmissions

14/05/2024, 19:05

240514-xrnkkabe5x 7

07/05/2024, 00:36

240507-axztfsdd54 7

07/05/2024, 00:07

240507-aee2bsce26 7

Analysis

max time kernel
214s
max time network
224s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
14/05/2024, 19:05

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General

Target

update_release_x86_64_.exe.7z
Size

13.1MB
MD5

075a892cdef834e2d1e4f0998e32817c
SHA1

ed4d5d3836359e7a121f620197f1ba52768ba8be
SHA256

5af8c7f5923a113a9cb32c45435fcb618ffe6dc1d65b1346524af256570a9886
SHA512

e07c3d8fa14f0a4bfa4592bea6cd9deb1db5be1bb23449fa991d735fba453a682f13b24cd9d13c1221f2ff2898fad02bce8b09b2432e16e8c6e6adf10ab6efd4
SSDEEP

393216:4P63NPD8PN2MzBTkWKSf79iWSkJLiCDETMM:44Nbo2MtTkM/VLiCD

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
540	update_release_x86_64_.exe
2168	linux_wsl_2.exe

Loads dropped DLL 10 IoCs

pid	Process
1204	Process not Found
1204	Process not Found
1204	Process not Found
1204	Process not Found
1204	Process not Found
1204	Process not Found
1204	Process not Found
540	update_release_x86_64_.exe
2168	linux_wsl_2.exe
1204	Process not Found

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
540	update_release_x86_64_.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
540	update_release_x86_64_.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2716	7zFM.exe

Suspicious use of AdjustPrivilegeToken 13 IoCs

description	pid	Process
Token: SeRestorePrivilege	2716	7zFM.exe
Token: 35	2716	7zFM.exe
Token: SeSecurityPrivilege	2716	7zFM.exe
Token: SeRestorePrivilege	1044	7zFM.exe
Token: 35	1044	7zFM.exe
Token: 33	2652	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	2652	AUDIODG.EXE
Token: 33	2652	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	2652	AUDIODG.EXE
Token: SeRestorePrivilege	1052	7zG.exe
Token: 35	1052	7zG.exe
Token: SeSecurityPrivilege	1052	7zG.exe
Token: SeSecurityPrivilege	1052	7zG.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2716	7zFM.exe
2716	7zFM.exe
1044	7zFM.exe
1052	7zG.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1196 wrote to memory of 2716	1196	cmd.exe	29
PID 1196 wrote to memory of 2716	1196	cmd.exe	29
PID 1196 wrote to memory of 2716	1196	cmd.exe	29
PID 540 wrote to memory of 2168	540	update_release_x86_64_.exe	39
PID 540 wrote to memory of 2168	540	update_release_x86_64_.exe	39
PID 540 wrote to memory of 2168	540	update_release_x86_64_.exe	39

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\update_release_x86_64_.exe.7z
1⤵
- Suspicious use of WriteProcessMemory
PID:1196
- C:\Program Files\7-Zip\7zFM.exe
  "C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\update_release_x86_64_.exe.7z"
  2⤵
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  PID:2716

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
1⤵
PID:2840

C:\Program Files\7-Zip\7zFM.exe
"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\update_release_x86_64_.exe.7z"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1044

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x4f8
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2652

C:\Users\Admin\AppData\Local\Temp\update_release_x86_64_.exe
"C:\Users\Admin\AppData\Local\Temp\update_release_x86_64_.exe"
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:540
- C:\Users\Admin\AppData\Local\Temp\onefile_540_133601873037066000\linux_wsl_2.exe
  "C:\Users\Admin\AppData\Local\Temp\update_release_x86_64_.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2168

C:\Program Files\7-Zip\7zG.exe
"C:\Program Files\7-Zip\7zG.exe" x -o"C:\Users\Admin\AppData\Local\Temp\" -an -ai#7zMap3865:130:7zEvent3893
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1052

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
1⤵
PID:1244

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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\Admin\AppData\Local\Temp\onefile_540_133601873037066000\python311.dll

Filesize
5.5MB

MD5
5a5dd7cad8028097842b0afef45bfbcf

SHA1
e247a2e460687c607253949c52ae2801ff35dc4a

SHA256
a811c7516f531f1515d10743ae78004dd627eba0dc2d3bc0d2e033b2722043ce

SHA512
e6268e4fad2ce3ef16b68298a57498e16f0262bf3531539ad013a66f72df471569f94c6fcc48154b7c3049a3ad15cbfcbb6345dacb4f4ed7d528c74d589c9858

Download Submit
\Users\Admin\AppData\Local\Temp\onefile_540_133601873037066000\linux_wsl_2.exe

Filesize
20.9MB

MD5
5be7258c944760f57cb7e103b0dc1a9d

SHA1
3930c306a72463334ec62773ede645c8b0ded3fd

SHA256
e3bd8cbdeb3cc6b0fcca0a19ee7da2bc8b6bc04e9e3c2007d4c5afdc5ee01c33

SHA512
c43ea9d867ac2b5a601c70d2b7e9ba4d234c93c68f19e53f3b5040df2100652fa8ae6fd5056dcd4e0b446aa565b5198afa9870b46ffff4e029ae9671b4ce60f1

Download Submit
\Users\Admin\AppData\Local\Temp\update_release_x86_64_.exe

Filesize
13.1MB

MD5
a242becef481a0115f6196937ad13ca8

SHA1
4be300ac5db16ff38fbf2936d68cab02a4c577b3

SHA256
6481c9aedb7ed19fe0aaf9a08a400a19f3dd4ea6454ee5c59f3f88e407e38edb

SHA512
0a3ae2da64e2500f0a3bfb9cc4f383fc757f7869e924879d9f8d25284170ea72510ed2dbd4939b84bc6159ceb867a2abc454eb98433050dc508c05e645025638

Download Submit
memory/540-52-0x0000000140000000-0x0000000141A3F000-memory.dmp

Filesize
26.2MB

Download
memory/540-50-0x000007FEFDA80000-0x000007FEFDA81000-memory.dmp

Filesize
4KB

Download
memory/540-48-0x000007FEFDA80000-0x000007FEFDA81000-memory.dmp

Filesize
4KB

Download
memory/540-36-0x0000000077B60000-0x0000000077B61000-memory.dmp

Filesize
4KB

Download
memory/540-46-0x000007FEFDA80000-0x000007FEFDA81000-memory.dmp

Filesize
4KB

Download
memory/540-44-0x000007FEFDA80000-0x000007FEFDA81000-memory.dmp

Filesize
4KB

Download
memory/540-42-0x0000000077B60000-0x0000000077B61000-memory.dmp

Filesize
4KB

Download
memory/540-40-0x0000000077B60000-0x0000000077B61000-memory.dmp

Filesize
4KB

Download
memory/540-38-0x0000000077B60000-0x0000000077B61000-memory.dmp

Filesize
4KB

Download
memory/540-35-0x0000000140000000-0x0000000141A3F000-memory.dmp

Filesize
26.2MB

Download
memory/540-171-0x0000000140000000-0x0000000141A3F000-memory.dmp

Filesize
26.2MB

Download
memory/2168-115-0x000000013FE80000-0x00000001413C9000-memory.dmp

Filesize
21.3MB

Download