489cc0ce8393870d0c7b01891d56e267cecc2edce79e774af996cdcf4fbda411

Analysis

max time kernel
42s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
18/10/2022, 17:15

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General

Target
Originals.lnk
Size 1KB
Sample221018-vsmzbaggfk
SHA256 35a446d6961e2dfac55be5c60713e86172e5746bc984002a6d04747b66578731
MD5 66a8168164f88a724e0a6b0a34d39842
SHA1 125017cb152593ecf1a168f785f80bd809ab91af
SHA512 8276bc76ce7de48b6116801caeacf35d1dd573f733b7de52d60bb5e9893511381123b0aee2d7927c6c1421ffa35e84802fa665369b0f4c629268484d12aaade9
MD5 SHA1 SHA512

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
868	bbc.exe

Loads dropped DLL 1 IoCs

pid	Process
1760	cmd.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1908 wrote to memory of 1760	1908	cmd.exe	29
PID 1908 wrote to memory of 1760	1908	cmd.exe	29
PID 1908 wrote to memory of 1760	1908	cmd.exe	29
PID 1760 wrote to memory of 868	1760	cmd.exe	30
PID 1760 wrote to memory of 868	1760	cmd.exe	30
PID 1760 wrote to memory of 868	1760	cmd.exe	30
PID 868 wrote to memory of 988	868	bbc.exe	31
PID 868 wrote to memory of 988	868	bbc.exe	31
PID 868 wrote to memory of 988	868	bbc.exe	31
PID 868 wrote to memory of 988	868	bbc.exe	31
PID 868 wrote to memory of 988	868	bbc.exe	31
PID 868 wrote to memory of 988	868	bbc.exe	31
PID 868 wrote to memory of 988	868	bbc.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Originals.lnk
1⤵
- Suspicious use of WriteProcessMemory
PID:1908
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c carcasses\virtuosity.cmd re gs vr
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:1760
- - C:\Users\Admin\AppData\Local\Temp\bbc.exe
    C:\Users\Admin\AppData\Local\Temp\bbc.exe carcasses\peg.des
    3⤵
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:868
  - - C:\Windows\SysWOW64\regsvr32.exe
      carcasses\peg.des
      4⤵
      PID:988

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

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Downloads

bbc.exe

Path C:\Users\Admin\AppData\Local\Temp\bbc.exe
Size 19KB
SHA256 ca24aef558647274d019dfb4d7fd1506d84ec278795c30ba53b81bb36130dc57
MD5 59bce9f07985f8a4204f4d6554cff708
SHA1 645c424974fbe5fe7a04cac73f1c23c96e1570b8
SHA512 3cf5825a9c7fb80ea0bd36775a92d07f34cd3709ed2c7c8f500f1c8baa5242768f6d575bd2477b77e3f177e7a4994d5c5bddb24c6eb43b60a6bd83ea026a8198
SSDEEP 384:X6iQTx5XYoNUGP/KvR/4dK+6ZXofB6FOWr+TLHW:qiQrXYoNUGP/Kvh4dK+5fBQGL
MD5 SHA1 SHA512 SSDEEP

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bbc.exe

Path \Users\Admin\AppData\Local\Temp\bbc.exe
Size 19KB
SHA256 ca24aef558647274d019dfb4d7fd1506d84ec278795c30ba53b81bb36130dc57
MD5 59bce9f07985f8a4204f4d6554cff708
SHA1 645c424974fbe5fe7a04cac73f1c23c96e1570b8
SHA512 3cf5825a9c7fb80ea0bd36775a92d07f34cd3709ed2c7c8f500f1c8baa5242768f6d575bd2477b77e3f177e7a4994d5c5bddb24c6eb43b60a6bd83ea026a8198
SSDEEP 384:X6iQTx5XYoNUGP/KvR/4dK+6ZXofB6FOWr+TLHW:qiQrXYoNUGP/Kvh4dK+5fBQGL
MD5 SHA1 SHA512 SSDEEP

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memory/988-97-0x00000000753C1000-0x00000000753C3000-memory.dmp

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memory/988-98-0x0000000074580000-0x0000000074610000-memory.dmp

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memory/988-99-0x0000000074580000-0x0000000074610000-memory.dmp

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memory/1908-54-0x000007FEFBA01000-0x000007FEFBA03000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads