71b8e65d2b3d83388727a6af4e457c4339c7a6ed6aa1e05fac1f74e0c0c775c2

Analysis

max time kernel
140s
max time network
34s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
21/03/2023, 23:22

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General

Target

APT 37 Previous Commits 2/CV.rar
Size

243KB
MD5

353370ade2a2491c29f20f07860cf492
SHA1

c4318707fabd8a008bb4ec6e8336a59397909bde
SHA256

68a0f1ce34b6d0e00bc39e95c1a99da13dfee5168b37450e095455aefc90aa69
SHA512

0633cd51b3167cf00c4327cb9d37eaac33ad799b627f8ecb46979b8cd9b369e9d53e88b9b5b3aecec1c9a45cbabfe41e9bcd36117920369c2c92f5902a7d7d4d
SSDEEP

3072:586K3EHqZClMkySNyjGOEEoUQlTx5WfZJhevDdRx+u4tYjf30NtfXoIrL/sd:58uMTiOEEoU19eUxYjvYHzsd

Score

3^/10

Malware Config

Signatures

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-1-5-21-1563773381-2037468142-1146002597-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1724	vlc.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1724	vlc.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1724	vlc.exe
1724	vlc.exe
1724	vlc.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1724	vlc.exe
1724	vlc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1724	vlc.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 856 wrote to memory of 1868	856	cmd.exe	28
PID 856 wrote to memory of 1868	856	cmd.exe	28
PID 856 wrote to memory of 1868	856	cmd.exe	28
PID 1868 wrote to memory of 1724	1868	rundll32.exe	29
PID 1868 wrote to memory of 1724	1868	rundll32.exe	29
PID 1868 wrote to memory of 1724	1868	rundll32.exe	29

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\APT 37 Previous Commits 2\CV.rar"
1⤵
- Suspicious use of WriteProcessMemory
PID:856
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\APT 37 Previous Commits 2\CV.rar
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1868
- - C:\Program Files\VideoLAN\VLC\vlc.exe
    "C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\AppData\Local\Temp\APT 37 Previous Commits 2\CV.rar"
    3⤵
    - Suspicious behavior: AddClipboardFormatListener
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    - Suspicious use of SetWindowsHookEx
    PID:1724

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

memory/1724-78-0x000000013F8F0000-0x000000013F9E8000-memory.dmp

Filesize
992KB

Download
memory/1724-79-0x000007FEF6B20000-0x000007FEF6B54000-memory.dmp

Filesize
208KB

Download
memory/1724-80-0x000007FEF65C0000-0x000007FEF6874000-memory.dmp

Filesize
2.7MB

Download
memory/1724-81-0x000007FEFB940000-0x000007FEFB958000-memory.dmp

Filesize
96KB

Download
memory/1724-82-0x000007FEF69D0000-0x000007FEF69E7000-memory.dmp

Filesize
92KB

Download
memory/1724-83-0x000007FEF69B0000-0x000007FEF69C1000-memory.dmp

Filesize
68KB

Download
memory/1724-84-0x000007FEF65A0000-0x000007FEF65B7000-memory.dmp

Filesize
92KB

Download
memory/1724-85-0x000007FEF6580000-0x000007FEF6591000-memory.dmp

Filesize
68KB

Download
memory/1724-86-0x000007FEF6560000-0x000007FEF657D000-memory.dmp

Filesize
116KB

Download
memory/1724-87-0x000007FEF6540000-0x000007FEF6551000-memory.dmp

Filesize
68KB

Download
memory/1724-88-0x000007FEF5420000-0x000007FEF64CB000-memory.dmp

Filesize
16.7MB

Download
memory/1724-89-0x000007FEF5220000-0x000007FEF5420000-memory.dmp

Filesize
2.0MB

Download
memory/1724-90-0x000007FEF51E0000-0x000007FEF521F000-memory.dmp

Filesize
252KB

Download
memory/1724-91-0x000007FEF6510000-0x000007FEF6531000-memory.dmp

Filesize
132KB

Download
memory/1724-92-0x000007FEF51C0000-0x000007FEF51D8000-memory.dmp

Filesize
96KB

Download
memory/1724-93-0x000007FEF51A0000-0x000007FEF51B1000-memory.dmp

Filesize
68KB

Download
memory/1724-94-0x000007FEF5180000-0x000007FEF5191000-memory.dmp

Filesize
68KB

Download
memory/1724-95-0x000007FEF5160000-0x000007FEF5171000-memory.dmp

Filesize
68KB

Download
memory/1724-96-0x000007FEF5140000-0x000007FEF515B000-memory.dmp

Filesize
108KB

Download
memory/1724-98-0x000007FEF5100000-0x000007FEF5118000-memory.dmp

Filesize
96KB

Download
memory/1724-97-0x000007FEF5120000-0x000007FEF5131000-memory.dmp

Filesize
68KB

Download
memory/1724-100-0x000007FEF5060000-0x000007FEF50C7000-memory.dmp

Filesize
412KB

Download
memory/1724-102-0x000007FEF4FD0000-0x000007FEF4FE1000-memory.dmp

Filesize
68KB

Download
memory/1724-101-0x000007FEF4FF0000-0x000007FEF505F000-memory.dmp

Filesize
444KB

Download
memory/1724-99-0x000007FEF50D0000-0x000007FEF5100000-memory.dmp

Filesize
192KB

Download
memory/1724-104-0x000007FEF4F40000-0x000007FEF4F68000-memory.dmp

Filesize
160KB

Download
memory/1724-103-0x000007FEF4F70000-0x000007FEF4FC6000-memory.dmp

Filesize
344KB

Download
memory/1724-105-0x000007FEF4F10000-0x000007FEF4F34000-memory.dmp

Filesize
144KB

Download
memory/1724-106-0x000007FEF4EF0000-0x000007FEF4F07000-memory.dmp

Filesize
92KB

Download
memory/1724-110-0x000007FEF4E30000-0x000007FEF4E51000-memory.dmp

Filesize
132KB

Download
memory/1724-112-0x000007FEF6FF0000-0x000007FEF7002000-memory.dmp

Filesize
72KB

Download
memory/1724-114-0x000007FEF6FC0000-0x000007FEF6FEC000-memory.dmp

Filesize
176KB

Download
memory/1724-113-0x000007FEF4CF0000-0x000007FEF4E2B000-memory.dmp

Filesize
1.2MB

Download
memory/1724-115-0x000007FEF49D0000-0x000007FEF4B82000-memory.dmp

Filesize
1.7MB

Download
memory/1724-111-0x000007FEF7010000-0x000007FEF7023000-memory.dmp

Filesize
76KB

Download
memory/1724-118-0x000007FEF4930000-0x000007FEF49C7000-memory.dmp

Filesize
604KB

Download
memory/1724-119-0x000007FEF4BE0000-0x000007FEF4BF2000-memory.dmp

Filesize
72KB

Download
memory/1724-120-0x000007FEF46F0000-0x000007FEF4921000-memory.dmp

Filesize
2.2MB

Download
memory/1724-117-0x000007FEF4CD0000-0x000007FEF4CE1000-memory.dmp

Filesize
68KB

Download
memory/1724-122-0x000007FEF4590000-0x000007FEF45C5000-memory.dmp

Filesize
212KB

Download
memory/1724-124-0x000007FEF44D0000-0x000007FEF44E1000-memory.dmp

Filesize
68KB

Download
memory/1724-123-0x000007FEF4BB0000-0x000007FEF4BD5000-memory.dmp

Filesize
148KB

Download
memory/1724-121-0x000007FEF45D0000-0x000007FEF46E2000-memory.dmp

Filesize
1.1MB

Download
memory/1724-126-0x000007FEF4440000-0x000007FEF4451000-memory.dmp

Filesize
68KB

Download
memory/1724-125-0x000007FEF4460000-0x000007FEF44C1000-memory.dmp

Filesize
388KB

Download
memory/1724-116-0x000007FEF6F60000-0x000007FEF6FBC000-memory.dmp

Filesize
368KB

Download
memory/1724-109-0x000007FEF4E60000-0x000007FEF4E72000-memory.dmp

Filesize
72KB

Download
memory/1724-129-0x000007FEF3CC0000-0x000007FEF3D5F000-memory.dmp

Filesize
636KB

Download
memory/1724-131-0x000007FEF3640000-0x000007FEF3742000-memory.dmp

Filesize
1.0MB

Download
memory/1724-133-0x000007FEF3600000-0x000007FEF3611000-memory.dmp

Filesize
68KB

Download
memory/1724-134-0x000007FEF3570000-0x000007FEF3581000-memory.dmp

Filesize
68KB

Download
memory/1724-132-0x000007FEF3620000-0x000007FEF3631000-memory.dmp

Filesize
68KB

Download
memory/1724-135-0x000007FEF3550000-0x000007FEF3562000-memory.dmp

Filesize
72KB

Download
memory/1724-137-0x000007FEF3510000-0x000007FEF3526000-memory.dmp

Filesize
88KB

Download
memory/1724-139-0x000007FEF34C0000-0x000007FEF34D2000-memory.dmp

Filesize
72KB

Download
memory/1724-140-0x000007FEF34A0000-0x000007FEF34B1000-memory.dmp

Filesize
68KB

Download
memory/1724-141-0x000007FEF3480000-0x000007FEF3491000-memory.dmp

Filesize
68KB

Download
memory/1724-138-0x000007FEF34E0000-0x000007FEF3509000-memory.dmp

Filesize
164KB

Download
memory/1724-136-0x000007FEF3530000-0x000007FEF3548000-memory.dmp

Filesize
96KB

Download
memory/1724-130-0x000007FEF3750000-0x000007FEF3761000-memory.dmp

Filesize
68KB

Download
memory/1724-128-0x000007FEF3F90000-0x000007FEF3FA3000-memory.dmp

Filesize
76KB

Download
memory/1724-127-0x000007FEF4420000-0x000007FEF4432000-memory.dmp

Filesize
72KB

Download
memory/1724-108-0x000007FEF4EA0000-0x000007FEF4EB1000-memory.dmp

Filesize
68KB

Download
memory/1724-107-0x000007FEF4EC0000-0x000007FEF4EE3000-memory.dmp

Filesize
140KB

Download