Overview
overview
10Static
static
8APT 37 Pre...01.rar
windows7-x64
3APT 37 Pre...01.rar
windows10-2004-x64
3APT 37 Pre...0).rar
windows7-x64
3APT 37 Pre...0).rar
windows10-2004-x64
3APT 37 Pre...0).xls
windows7-x64
10APT 37 Pre...0).xls
windows10-2004-x64
10APT 37 Pre.../1.rar
windows7-x64
3APT 37 Pre.../1.rar
windows10-2004-x64
3APT 37 Pre...EC.rar
windows7-x64
3APT 37 Pre...EC.rar
windows10-2004-x64
3APT 37 Pre...¦¬.hwp
windows7-x64
3APT 37 Pre...¦¬.hwp
windows10-2004-x64
3APT 37 Pre...°•.rar
windows7-x64
3APT 37 Pre...°•.rar
windows10-2004-x64
3APT 37 Pre...on.rar
windows7-x64
3APT 37 Pre...on.rar
windows10-2004-x64
3APT 37 Pre...22.rar
windows7-x64
3APT 37 Pre...22.rar
windows10-2004-x64
3APT 37 Pre...27.rar
windows7-x64
3APT 37 Pre...27.rar
windows10-2004-x64
3APT 37 Pre...ce.rar
windows7-x64
3APT 37 Pre...ce.rar
windows10-2004-x64
3APT 37 Pre...06.rar
windows7-x64
3APT 37 Pre...06.rar
windows10-2004-x64
3APT 37 Pre...55.rar
windows7-x64
3APT 37 Pre...55.rar
windows10-2004-x64
3APT 37 Pre...13.rar
windows7-x64
3APT 37 Pre...13.rar
windows10-2004-x64
3APT 37 Pre...SA.rar
windows7-x64
3APT 37 Pre...SA.rar
windows10-2004-x64
3APT 37 Pre...„).rar
windows7-x64
3APT 37 Pre...„).rar
windows10-2004-x64
3Analysis
-
max time kernel
140s -
max time network
30s -
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
Behavioral task
behavioral1
Sample
APT 37 Previous Commits 1/(20220120)2022ë…„ ì´ë™ì°½íšŒ ì‹ ë…„ì¸ì‚¬001.rar
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
APT 37 Previous Commits 1/(20220120)2022ë…„ ì´ë™ì°½íšŒ ì‹ ë…„ì¸ì‚¬001.rar
Resource
win10v2004-20230220-en
Behavioral task
behavioral3
Sample
APT 37 Previous Commits 1/(ì–‘ì‹) ì œ20대 ëŒ€í†µë ¹ ì·¨ìž„ì‹ ìž¬ì™¸ë™í¬ ì°¸ì„ìž ì¶”ì²œ 명단(êµë¯¼ì˜íž˜ë‹¹ì› 000).rar
Resource
win7-20230220-en
Behavioral task
behavioral4
Sample
APT 37 Previous Commits 1/(ì–‘ì‹) ì œ20대 ëŒ€í†µë ¹ ì·¨ìž„ì‹ ìž¬ì™¸ë™í¬ ì°¸ì„ìž ì¶”ì²œ 명단(êµë¯¼ì˜íž˜ë‹¹ì› 000).rar
Resource
win10v2004-20230220-en
Behavioral task
behavioral5
Sample
APT 37 Previous Commits 1/(ì–‘ì‹) ì œ20대 ëŒ€í†µë ¹ ì·¨ìž„ì‹ ìž¬ì™¸ë™í¬ ì°¸ì„ìž ì¶”ì²œ 명단(êµë¯¼ì˜íž˜ë‹¹ì› 000).xls
Resource
win7-20230220-en
Behavioral task
behavioral6
Sample
APT 37 Previous Commits 1/(ì–‘ì‹) ì œ20대 ëŒ€í†µë ¹ ì·¨ìž„ì‹ ìž¬ì™¸ë™í¬ ì°¸ì„ìž ì¶”ì²œ 명단(êµë¯¼ì˜íž˜ë‹¹ì› 000).xls
Resource
win10v2004-20230220-en
Behavioral task
behavioral7
Sample
APT 37 Previous Commits 1/1.rar
Resource
win7-20230220-en
Behavioral task
behavioral8
Sample
APT 37 Previous Commits 1/1.rar
Resource
win10v2004-20230220-en
Behavioral task
behavioral9
Sample
APT 37 Previous Commits 1/2017-APEC.rar
Resource
win7-20230220-en
Behavioral task
behavioral10
Sample
APT 37 Previous Commits 1/2017-APEC.rar
Resource
win10v2004-20230221-en
Behavioral task
behavioral11
Sample
APT 37 Previous Commits 1/2021ë…„ ICT융합 스마트공장 구축 ë° ê³ ë„í™” 사업 최종ê°ë¦¬.hwp
Resource
win7-20230220-en
Behavioral task
behavioral12
Sample
APT 37 Previous Commits 1/2021ë…„ ICT융합 스마트공장 구축 ë° ê³ ë„í™” 사업 최종ê°ë¦¬.hwp
Resource
win10v2004-20230220-en
Behavioral task
behavioral13
Sample
APT 37 Previous Commits 1/2022 후기 ì‹ -íŽ¸ìž…ìƒ ëª¨ì§‘ìš”ê°•.rar
Resource
win7-20230220-en
Behavioral task
behavioral14
Sample
APT 37 Previous Commits 1/2022 후기 ì‹ -íŽ¸ìž…ìƒ ëª¨ì§‘ìš”ê°•.rar
Resource
win10v2004-20230220-en
Behavioral task
behavioral15
Sample
APT 37 Previous Commits 1/2022-01-27-notification.rar
Resource
win7-20230220-en
Behavioral task
behavioral16
Sample
APT 37 Previous Commits 1/2022-01-27-notification.rar
Resource
win10v2004-20230221-en
Behavioral task
behavioral17
Sample
APT 37 Previous Commits 1/2022-03-22.rar
Resource
win7-20230220-en
Behavioral task
behavioral18
Sample
APT 37 Previous Commits 1/2022-03-22.rar
Resource
win10v2004-20230220-en
Behavioral task
behavioral19
Sample
APT 37 Previous Commits 1/2022.04.27.rar
Resource
win7-20230220-en
Behavioral task
behavioral20
Sample
APT 37 Previous Commits 1/2022.04.27.rar
Resource
win10v2004-20230220-en
Behavioral task
behavioral21
Sample
APT 37 Previous Commits 1/20220315-112_Notice.rar
Resource
win7-20230220-en
Behavioral task
behavioral22
Sample
APT 37 Previous Commits 1/20220315-112_Notice.rar
Resource
win10v2004-20230220-en
Behavioral task
behavioral23
Sample
APT 37 Previous Commits 1/202203_5_06.rar
Resource
win7-20230220-en
Behavioral task
behavioral24
Sample
APT 37 Previous Commits 1/202203_5_06.rar
Resource
win10v2004-20230220-en
Behavioral task
behavioral25
Sample
APT 37 Previous Commits 1/20220510_115155.rar
Resource
win7-20230220-en
Behavioral task
behavioral26
Sample
APT 37 Previous Commits 1/20220510_115155.rar
Resource
win10v2004-20230220-en
Behavioral task
behavioral27
Sample
APT 37 Previous Commits 1/20220913.rar
Resource
win7-20230220-en
Behavioral task
behavioral28
Sample
APT 37 Previous Commits 1/20220913.rar
Resource
win10v2004-20230220-en
Behavioral task
behavioral29
Sample
APT 37 Previous Commits 1/20220916093205755684_TSA.rar
Resource
win7-20230220-en
Behavioral task
behavioral30
Sample
APT 37 Previous Commits 1/20220916093205755684_TSA.rar
Resource
win10v2004-20230221-en
Behavioral task
behavioral31
Sample
APT 37 Previous Commits 1/2022ë…„ êµë°©ë¶€ 부임ì´ì‚¬ 안내(몽골리아).rar
Resource
win7-20230220-en
Behavioral task
behavioral32
Sample
APT 37 Previous Commits 1/2022ë…„ êµë°©ë¶€ 부임ì´ì‚¬ 안내(몽골리아).rar
Resource
win10v2004-20230220-en
General
-
Target
APT 37 Previous Commits 1/2022-03-22.rar
-
Size
1.0MB
-
MD5
f3f4cf7876817b1e8a2d49fe9bd7b206
-
SHA1
bf3c443153c6f30ffce7cf66b49a4876df9ac35a
-
SHA256
b0729b96dd478308be5562606abf20eadb0c59c0ea32315ab35a68d89aaae4d9
-
SHA512
c6533901365302efe50172ddfa941c321ffff424bc2ab1d5caf79ec175374f5c59b0dbc46562291371e5c79709360749ea112d1febad86c1618b91f719b8ed5b
-
SSDEEP
24576:QpLMCKGfym3g58XyTiZrV/gW7J3MHF5s4gHlyGnvk:ULtKG6m3g58XyWlV//dMkFG
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Modifies registry class 2 IoCs
Processes:
rundll32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_Classes\Local Settings rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache rundll32.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
vlc.exepid process 1332 vlc.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
vlc.exepid process 1332 vlc.exe -
Suspicious use of FindShellTrayWindow 9 IoCs
Processes:
vlc.exepid process 1332 vlc.exe 1332 vlc.exe 1332 vlc.exe 1332 vlc.exe 1332 vlc.exe 1332 vlc.exe 1332 vlc.exe 1332 vlc.exe 1332 vlc.exe -
Suspicious use of SendNotifyMessage 8 IoCs
Processes:
vlc.exepid process 1332 vlc.exe 1332 vlc.exe 1332 vlc.exe 1332 vlc.exe 1332 vlc.exe 1332 vlc.exe 1332 vlc.exe 1332 vlc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
vlc.exepid process 1332 vlc.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
cmd.exerundll32.exedescription pid process target process PID 2040 wrote to memory of 376 2040 cmd.exe rundll32.exe PID 2040 wrote to memory of 376 2040 cmd.exe rundll32.exe PID 2040 wrote to memory of 376 2040 cmd.exe rundll32.exe PID 376 wrote to memory of 1332 376 rundll32.exe vlc.exe PID 376 wrote to memory of 1332 376 rundll32.exe vlc.exe PID 376 wrote to memory of 1332 376 rundll32.exe vlc.exe
Processes
-
C:\Windows\system32\cmd.execmd /c "C:\Users\Admin\AppData\Local\Temp\APT 37 Previous Commits 1\2022-03-22.rar"1⤵
- Suspicious use of WriteProcessMemory
-
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\2022-03-22.rar2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
-
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\2022-03-22.rar"3⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1332-83-0x000000013FC80000-0x000000013FD78000-memory.dmpFilesize
992KB
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memory/1332-84-0x000007FEF6F30000-0x000007FEF6F64000-memory.dmpFilesize
208KB
-
memory/1332-85-0x000007FEF6500000-0x000007FEF67B4000-memory.dmpFilesize
2.7MB
-
memory/1332-86-0x000007FEFB7E0000-0x000007FEFB7F8000-memory.dmpFilesize
96KB
-
memory/1332-87-0x000007FEF6F10000-0x000007FEF6F27000-memory.dmpFilesize
92KB
-
memory/1332-88-0x000007FEF6EF0000-0x000007FEF6F01000-memory.dmpFilesize
68KB
-
memory/1332-89-0x000007FEF6950000-0x000007FEF6967000-memory.dmpFilesize
92KB
-
memory/1332-90-0x000007FEF6930000-0x000007FEF6941000-memory.dmpFilesize
68KB
-
memory/1332-92-0x000007FEF68F0000-0x000007FEF6901000-memory.dmpFilesize
68KB
-
memory/1332-91-0x000007FEF6910000-0x000007FEF692D000-memory.dmpFilesize
116KB
-
memory/1332-93-0x000007FEF6280000-0x000007FEF6480000-memory.dmpFilesize
2.0MB
-
memory/1332-94-0x000007FEF64C0000-0x000007FEF64FF000-memory.dmpFilesize
252KB
-
memory/1332-95-0x000007FEF51D0000-0x000007FEF627B000-memory.dmpFilesize
16.7MB
-
memory/1332-96-0x000007FEF51A0000-0x000007FEF51C1000-memory.dmpFilesize
132KB
-
memory/1332-97-0x000007FEF5180000-0x000007FEF5198000-memory.dmpFilesize
96KB
-
memory/1332-98-0x000007FEF5160000-0x000007FEF5171000-memory.dmpFilesize
68KB
-
memory/1332-99-0x000007FEF5140000-0x000007FEF5151000-memory.dmpFilesize
68KB
-
memory/1332-100-0x000007FEF5100000-0x000007FEF5111000-memory.dmpFilesize
68KB
-
memory/1332-101-0x000007FEF50E0000-0x000007FEF50FB000-memory.dmpFilesize
108KB
-
memory/1332-102-0x000007FEF50C0000-0x000007FEF50D1000-memory.dmpFilesize
68KB
-
memory/1332-103-0x000007FEF50A0000-0x000007FEF50B8000-memory.dmpFilesize
96KB
-
memory/1332-104-0x000007FEF5070000-0x000007FEF50A0000-memory.dmpFilesize
192KB
-
memory/1332-108-0x000007FEF4E40000-0x000007FEF4E96000-memory.dmpFilesize
344KB
-
memory/1332-107-0x000007FEF4EA0000-0x000007FEF4EB1000-memory.dmpFilesize
68KB
-
memory/1332-109-0x000007FEF4E10000-0x000007FEF4E38000-memory.dmpFilesize
160KB
-
memory/1332-106-0x000007FEF4EC0000-0x000007FEF4F2F000-memory.dmpFilesize
444KB
-
memory/1332-105-0x000007FEF5000000-0x000007FEF5067000-memory.dmpFilesize
412KB
-
memory/1332-110-0x000007FEF4DE0000-0x000007FEF4E04000-memory.dmpFilesize
144KB
-
memory/1332-116-0x000007FEF4D00000-0x000007FEF4D13000-memory.dmpFilesize
76KB
-
memory/1332-117-0x000007FEF4CE0000-0x000007FEF4CF2000-memory.dmpFilesize
72KB
-
memory/1332-118-0x000007FEF4BA0000-0x000007FEF4CDB000-memory.dmpFilesize
1.2MB
-
memory/1332-115-0x000007FEF4D20000-0x000007FEF4D41000-memory.dmpFilesize
132KB
-
memory/1332-119-0x000007FEF4B70000-0x000007FEF4B9C000-memory.dmpFilesize
176KB
-
memory/1332-114-0x000007FEF4D50000-0x000007FEF4D62000-memory.dmpFilesize
72KB
-
memory/1332-113-0x000007FEF4D70000-0x000007FEF4D81000-memory.dmpFilesize
68KB
-
memory/1332-112-0x000007FEF4D90000-0x000007FEF4DB3000-memory.dmpFilesize
140KB
-
memory/1332-111-0x000007FEF4DC0000-0x000007FEF4DD7000-memory.dmpFilesize
92KB
-
memory/1332-120-0x000007FEF49B0000-0x000007FEF4B62000-memory.dmpFilesize
1.7MB
-
memory/1332-122-0x000007FEF4890000-0x000007FEF48A1000-memory.dmpFilesize
68KB
-
memory/1332-121-0x000007FEF4950000-0x000007FEF49AC000-memory.dmpFilesize
368KB
-
memory/1332-124-0x000007FEF47D0000-0x000007FEF47E2000-memory.dmpFilesize
72KB
-
memory/1332-123-0x000007FEF47F0000-0x000007FEF4887000-memory.dmpFilesize
604KB
-
memory/1332-125-0x000007FEF4590000-0x000007FEF47C1000-memory.dmpFilesize
2.2MB
-
memory/1332-126-0x000007FEF4400000-0x000007FEF4512000-memory.dmpFilesize
1.1MB
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memory/1332-127-0x000007FEF43C0000-0x000007FEF43F5000-memory.dmpFilesize
212KB
-
memory/1332-128-0x000007FEF42B0000-0x000007FEF42D5000-memory.dmpFilesize
148KB
-
memory/1332-129-0x000007FEF4290000-0x000007FEF42A1000-memory.dmpFilesize
68KB
-
memory/1332-130-0x000007FEF4220000-0x000007FEF4281000-memory.dmpFilesize
388KB
-
memory/1332-131-0x000007FEF4200000-0x000007FEF4211000-memory.dmpFilesize
68KB
-
memory/1332-132-0x000007FEF41E0000-0x000007FEF41F2000-memory.dmpFilesize
72KB
-
memory/1332-133-0x000007FEF41C0000-0x000007FEF41D3000-memory.dmpFilesize
76KB
-
memory/1332-134-0x000007FEF4120000-0x000007FEF41BF000-memory.dmpFilesize
636KB
-
memory/1332-135-0x000007FEF3D00000-0x000007FEF3D11000-memory.dmpFilesize
68KB
-
memory/1332-136-0x000007FEF3B80000-0x000007FEF3C82000-memory.dmpFilesize
1.0MB
-
memory/1332-137-0x000007FEF3B20000-0x000007FEF3B31000-memory.dmpFilesize
68KB
-
memory/1332-138-0x000007FEF3B00000-0x000007FEF3B11000-memory.dmpFilesize
68KB
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memory/1332-142-0x000007FEF3A10000-0x000007FEF3A26000-memory.dmpFilesize
88KB
-
memory/1332-144-0x000007FEF3800000-0x000007FEF3812000-memory.dmpFilesize
72KB
-
memory/1332-146-0x000007FEF37C0000-0x000007FEF37D1000-memory.dmpFilesize
68KB
-
memory/1332-145-0x000007FEF37E0000-0x000007FEF37F1000-memory.dmpFilesize
68KB
-
memory/1332-143-0x000007FEF39E0000-0x000007FEF3A09000-memory.dmpFilesize
164KB
-
memory/1332-141-0x000007FEF3AA0000-0x000007FEF3AB8000-memory.dmpFilesize
96KB
-
memory/1332-140-0x000007FEF3AC0000-0x000007FEF3AD2000-memory.dmpFilesize
72KB
-
memory/1332-139-0x000007FEF3AE0000-0x000007FEF3AF1000-memory.dmpFilesize
68KB