43e47a037425c2efb68f0ba0004f7e851e8c242c5fa7ae6ade0e54fdd81e380a

Analysis

max time kernel
150s
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 23:12

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General

Target

APT 37 Previous Commits 1/2017-APEC.rar
Size

10KB
MD5

e3879ea3f695706dfc3fc1fb68c6241d
SHA1

ee16c46a725a000ba82bfd21286bed3a1492e022
SHA256

7c7986ce54bd28ab5a6e106df28a6339de6e547a2a8a25205bb6749df49df1ad
SHA512

d66cca76e2094a779934c2db997c17d5405b74b03089ccc10eff82f6daee6941346d6a2b4b6c4af862c87b339f2e4db36c6ae5c93f21dc94d0f82864ee8baf75
SSDEEP

192:bhqubgwUjGKVsBOETAJTu/AOAgc6g+2sG3VPjvvEVjsstDROluSqe4A0mM:bhdUjGwsBKTOAOg+DmVLasstDRS4A0mM

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

Processes:

rundll32.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_Classes\Local Settings rundll32.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

vlc.exe

pid process

680 vlc.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

vlc.exe

pid process

680 vlc.exe
Suspicious use of FindShellTrayWindow 8 IoCs

Processes:

vlc.exe

pid process

680 vlc.exe
680 vlc.exe
680 vlc.exe
680 vlc.exe
680 vlc.exe
680 vlc.exe
680 vlc.exe
680 vlc.exe
Suspicious use of SendNotifyMessage 7 IoCs

Processes:

vlc.exe

pid process

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

Processes:

vlc.exe

pid process

680 vlc.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_Classes\Local Settings	rundll32.exe

pid	process
680	vlc.exe

pid	process
680	vlc.exe

pid	process
680	vlc.exe
680	vlc.exe
680	vlc.exe
680	vlc.exe
680	vlc.exe
680	vlc.exe
680	vlc.exe
680	vlc.exe

pid	process
680	vlc.exe
680	vlc.exe
680	vlc.exe
680	vlc.exe
680	vlc.exe
680	vlc.exe
680	vlc.exe

pid	process
680	vlc.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1116 wrote to memory of 1656	1116	cmd.exe	rundll32.exe
PID 1116 wrote to memory of 1656	1116	cmd.exe	rundll32.exe
PID 1116 wrote to memory of 1656	1116	cmd.exe	rundll32.exe
PID 1656 wrote to memory of 680	1656	rundll32.exe	vlc.exe
PID 1656 wrote to memory of 680	1656	rundll32.exe	vlc.exe
PID 1656 wrote to memory of 680	1656	rundll32.exe	vlc.exe

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\APT 37 Previous Commits 1\2017-APEC.rar"
1⤵
- Suspicious use of WriteProcessMemory
PID:1116

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 1\2017-APEC.rar
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1656

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 1\2017-APEC.rar"
3⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:680

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/680-83-0x000000013F5F0000-0x000000013F6E8000-memory.dmp

Filesize
992KB

Download
memory/680-84-0x000007FEFB3D0000-0x000007FEFB404000-memory.dmp

Filesize
208KB

Download
memory/680-85-0x000007FEF67C0000-0x000007FEF6A74000-memory.dmp

Filesize
2.7MB

Download
memory/680-87-0x000007FEF7BA0000-0x000007FEF7BB7000-memory.dmp

Filesize
92KB

Download
memory/680-86-0x000007FEF7BC0000-0x000007FEF7BD8000-memory.dmp

Filesize
96KB

Download
memory/680-88-0x000007FEF7B80000-0x000007FEF7B91000-memory.dmp

Filesize
68KB

Download
memory/680-89-0x000007FEF67A0000-0x000007FEF67B7000-memory.dmp

Filesize
92KB

Download
memory/680-90-0x000007FEF6780000-0x000007FEF6791000-memory.dmp

Filesize
68KB

Download
memory/680-91-0x000007FEF6760000-0x000007FEF677D000-memory.dmp

Filesize
116KB

Download
memory/680-92-0x000007FEF6740000-0x000007FEF6751000-memory.dmp

Filesize
68KB

Download
memory/680-93-0x000007FEF59E0000-0x000007FEF5BE0000-memory.dmp

Filesize
2.0MB

Download
memory/680-94-0x000007FEF4930000-0x000007FEF59DB000-memory.dmp

Filesize
16.7MB

Download
memory/680-95-0x000007FEF48F0000-0x000007FEF492F000-memory.dmp

Filesize
252KB

Download
memory/680-96-0x000007FEF6710000-0x000007FEF6731000-memory.dmp

Filesize
132KB

Download
memory/680-97-0x000007FEF48D0000-0x000007FEF48E8000-memory.dmp

Filesize
96KB

Download
memory/680-98-0x000007FEF48B0000-0x000007FEF48C1000-memory.dmp

Filesize
68KB

Download
memory/680-99-0x000007FEF4890000-0x000007FEF48A1000-memory.dmp

Filesize
68KB

Download
memory/680-100-0x000007FEF4870000-0x000007FEF4881000-memory.dmp

Filesize
68KB

Download
memory/680-101-0x000007FEF4850000-0x000007FEF486B000-memory.dmp

Filesize
108KB

Download
memory/680-102-0x000007FEF4830000-0x000007FEF4841000-memory.dmp

Filesize
68KB

Download
memory/680-103-0x000007FEF4810000-0x000007FEF4828000-memory.dmp

Filesize
96KB

Download
memory/680-104-0x000007FEF47E0000-0x000007FEF4810000-memory.dmp

Filesize
192KB

Download
memory/680-105-0x000007FEF4770000-0x000007FEF47D7000-memory.dmp

Filesize
412KB

Download
memory/680-106-0x000007FEF4700000-0x000007FEF476F000-memory.dmp

Filesize
444KB

Download
memory/680-107-0x000007FEF46E0000-0x000007FEF46F1000-memory.dmp

Filesize
68KB

Download
memory/680-108-0x000007FEF4680000-0x000007FEF46D6000-memory.dmp

Filesize
344KB

Download
memory/680-109-0x000007FEF4650000-0x000007FEF4678000-memory.dmp

Filesize
160KB

Download
memory/680-110-0x000007FEF4620000-0x000007FEF4644000-memory.dmp

Filesize
144KB

Download
memory/680-111-0x000007FEF4600000-0x000007FEF4617000-memory.dmp

Filesize
92KB

Download
memory/680-112-0x000007FEF45D0000-0x000007FEF45F3000-memory.dmp

Filesize
140KB

Download
memory/680-113-0x000007FEF45B0000-0x000007FEF45C1000-memory.dmp

Filesize
68KB

Download
memory/680-114-0x000007FEF4590000-0x000007FEF45A2000-memory.dmp

Filesize
72KB

Download
memory/680-115-0x000007FEF4560000-0x000007FEF4581000-memory.dmp

Filesize
132KB

Download
memory/680-116-0x000007FEF4540000-0x000007FEF4553000-memory.dmp

Filesize
76KB

Download
memory/680-117-0x000007FEF4520000-0x000007FEF4532000-memory.dmp

Filesize
72KB

Download
memory/680-118-0x000007FEF43E0000-0x000007FEF451B000-memory.dmp

Filesize
1.2MB

Download
memory/680-119-0x000007FEF43B0000-0x000007FEF43DC000-memory.dmp

Filesize
176KB

Download
memory/680-120-0x000007FEF40E0000-0x000007FEF4292000-memory.dmp

Filesize
1.7MB

Download
memory/680-121-0x000007FEF4080000-0x000007FEF40DC000-memory.dmp

Filesize
368KB

Download
memory/680-122-0x000007FEF4390000-0x000007FEF43A1000-memory.dmp

Filesize
68KB

Download
memory/680-123-0x000007FEF3FE0000-0x000007FEF4077000-memory.dmp

Filesize
604KB

Download
memory/680-124-0x000007FEF4370000-0x000007FEF4382000-memory.dmp

Filesize
72KB

Download
memory/680-125-0x000007FEF3DA0000-0x000007FEF3FD1000-memory.dmp

Filesize
2.2MB

Download
memory/680-126-0x000007FEF3C80000-0x000007FEF3D92000-memory.dmp

Filesize
1.1MB

Download
memory/680-127-0x000007FEF3C40000-0x000007FEF3C75000-memory.dmp

Filesize
212KB

Download
memory/680-128-0x000007FEF3C10000-0x000007FEF3C35000-memory.dmp

Filesize
148KB

Download
memory/680-129-0x000007FEF3BF0000-0x000007FEF3C01000-memory.dmp

Filesize
68KB

Download
memory/680-130-0x000007FEF3B80000-0x000007FEF3BE1000-memory.dmp

Filesize
388KB

Download
memory/680-131-0x000007FEF3B60000-0x000007FEF3B71000-memory.dmp

Filesize
68KB

Download
memory/680-132-0x000007FEF3B40000-0x000007FEF3B52000-memory.dmp

Filesize
72KB

Download
memory/680-133-0x000007FEF3B20000-0x000007FEF3B33000-memory.dmp

Filesize
76KB

Download
memory/680-134-0x000007FEF3A80000-0x000007FEF3B1F000-memory.dmp

Filesize
636KB

Download
memory/680-135-0x000007FEF3A60000-0x000007FEF3A71000-memory.dmp

Filesize
68KB

Download
memory/680-138-0x000007FEF3910000-0x000007FEF3921000-memory.dmp

Filesize
68KB

Download
memory/680-137-0x000007FEF3930000-0x000007FEF3941000-memory.dmp

Filesize
68KB

Download
memory/680-136-0x000007FEF3950000-0x000007FEF3A52000-memory.dmp

Filesize
1.0MB

Download
memory/680-139-0x000007FEF38F0000-0x000007FEF3901000-memory.dmp

Filesize
68KB

Download
memory/680-140-0x000007FEF38D0000-0x000007FEF38E2000-memory.dmp

Filesize
72KB

Download
memory/680-141-0x000007FEF38B0000-0x000007FEF38C8000-memory.dmp

Filesize
96KB

Download
memory/680-142-0x000007FEF3890000-0x000007FEF38A6000-memory.dmp

Filesize
88KB

Download
memory/680-143-0x000007FEF3860000-0x000007FEF3889000-memory.dmp

Filesize
164KB

Download
memory/680-144-0x000007FEF3840000-0x000007FEF3852000-memory.dmp

Filesize
72KB

Download
memory/680-145-0x000007FEF3760000-0x000007FEF3771000-memory.dmp

Filesize
68KB

Download
memory/680-146-0x000007FEF3740000-0x000007FEF3751000-memory.dmp

Filesize
68KB

Download