6a8619c9bb43784de4c77b858ba0f8ea7d51438c9831c60a25a72728c3148aad

Analysis

max time kernel
151s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
28/10/2022, 02:54

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General

Target

Details.lnk
Size

1KB
MD5

0ed29fb82183c419d45096dc9876eeb1
SHA1

b7f3327a5a43f19b6a89f1943e574704e5e57227
SHA256

e6cb04ff892f951faa671dfa5888254715ff332dad732ef2c11c2abffce8e703
SHA512

f8a5d30d2ff439003894595f0ef5f6a20c82ad3be56bbb71ab9171a4d24bf9149417ca00688051dbd41dd19eff661ebdcb61f25f7941856447df2e618acf7a01

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1488	regsvr32.exe

Loads dropped DLL 2 IoCs

pid	Process
956	cmd.exe
1488	regsvr32.exe

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

System Information Discovery
T1082

Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs

pid	Process
1488	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1136	regsvr32.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe
1864	wermgr.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1136	regsvr32.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 564 wrote to memory of 956	564	cmd.exe	28
PID 564 wrote to memory of 956	564	cmd.exe	28
PID 564 wrote to memory of 956	564	cmd.exe	28
PID 956 wrote to memory of 1824	956	cmd.exe	29
PID 956 wrote to memory of 1824	956	cmd.exe	29
PID 956 wrote to memory of 1824	956	cmd.exe	29
PID 956 wrote to memory of 1488	956	cmd.exe	30
PID 956 wrote to memory of 1488	956	cmd.exe	30
PID 956 wrote to memory of 1488	956	cmd.exe	30
PID 956 wrote to memory of 1488	956	cmd.exe	30
PID 956 wrote to memory of 1488	956	cmd.exe	30
PID 1488 wrote to memory of 1136	1488	regsvr32.exe	31
PID 1488 wrote to memory of 1136	1488	regsvr32.exe	31
PID 1488 wrote to memory of 1136	1488	regsvr32.exe	31
PID 1488 wrote to memory of 1136	1488	regsvr32.exe	31
PID 1488 wrote to memory of 1136	1488	regsvr32.exe	31
PID 1488 wrote to memory of 1136	1488	regsvr32.exe	31
PID 1488 wrote to memory of 1136	1488	regsvr32.exe	31
PID 1136 wrote to memory of 1864	1136	regsvr32.exe	32
PID 1136 wrote to memory of 1864	1136	regsvr32.exe	32
PID 1136 wrote to memory of 1864	1136	regsvr32.exe	32
PID 1136 wrote to memory of 1864	1136	regsvr32.exe	32
PID 1136 wrote to memory of 1864	1136	regsvr32.exe	32
PID 1136 wrote to memory of 1864	1136	regsvr32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Details.lnk
1⤵
- Suspicious use of WriteProcessMemory
PID:564
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c disallowable\expiated.cmd r3 2.e xe
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:956
- - C:\Windows\system32\replace.exe
    replace C:\Windows\system32\regsvr32.exe C:\Users\Admin\AppData\Local\Temp /A
    3⤵
    PID:1824
- - C:\Users\Admin\AppData\Local\Temp\regsvr32.exe
    regsvr32.exe disallowable\footballers.dat
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious behavior: CmdExeWriteProcessMemorySpam
    - Suspicious use of WriteProcessMemory
    PID:1488
  - - C:\Windows\SysWOW64\regsvr32.exe
      disallowable\footballers.dat
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of WriteProcessMemory
      PID:1136
    - - C:\Windows\SysWOW64\wermgr.exe
        
        C:\Windows\SysWOW64\wermgr.exe
        5⤵
        Suspicious behavior: EnumeratesProcesses
        
        PID:1864

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

C:\Users\Admin\AppData\Local\Temp\regsvr32.exe

Filesize
19KB

MD5
59bce9f07985f8a4204f4d6554cff708

SHA1
645c424974fbe5fe7a04cac73f1c23c96e1570b8

SHA256
ca24aef558647274d019dfb4d7fd1506d84ec278795c30ba53b81bb36130dc57

SHA512
3cf5825a9c7fb80ea0bd36775a92d07f34cd3709ed2c7c8f500f1c8baa5242768f6d575bd2477b77e3f177e7a4994d5c5bddb24c6eb43b60a6bd83ea026a8198

Download Submit
C:\Users\Admin\AppData\Local\Temp\regsvr32.exe

Filesize
19KB

MD5
59bce9f07985f8a4204f4d6554cff708

SHA1
645c424974fbe5fe7a04cac73f1c23c96e1570b8

SHA256
ca24aef558647274d019dfb4d7fd1506d84ec278795c30ba53b81bb36130dc57

SHA512
3cf5825a9c7fb80ea0bd36775a92d07f34cd3709ed2c7c8f500f1c8baa5242768f6d575bd2477b77e3f177e7a4994d5c5bddb24c6eb43b60a6bd83ea026a8198

Download Submit
\Users\Admin\AppData\Local\Temp\regsvr32.exe

Filesize
19KB

MD5
59bce9f07985f8a4204f4d6554cff708

SHA1
645c424974fbe5fe7a04cac73f1c23c96e1570b8

SHA256
ca24aef558647274d019dfb4d7fd1506d84ec278795c30ba53b81bb36130dc57

SHA512
3cf5825a9c7fb80ea0bd36775a92d07f34cd3709ed2c7c8f500f1c8baa5242768f6d575bd2477b77e3f177e7a4994d5c5bddb24c6eb43b60a6bd83ea026a8198

Download Submit
\Users\Admin\AppData\Local\Temp\regsvr32.exe

Filesize
19KB

MD5
59bce9f07985f8a4204f4d6554cff708

SHA1
645c424974fbe5fe7a04cac73f1c23c96e1570b8

SHA256
ca24aef558647274d019dfb4d7fd1506d84ec278795c30ba53b81bb36130dc57

SHA512
3cf5825a9c7fb80ea0bd36775a92d07f34cd3709ed2c7c8f500f1c8baa5242768f6d575bd2477b77e3f177e7a4994d5c5bddb24c6eb43b60a6bd83ea026a8198

Download Submit
memory/564-54-0x000007FEFB591000-0x000007FEFB593000-memory.dmp

Filesize
8KB

Download
memory/1136-100-0x0000000074AD1000-0x0000000074AD3000-memory.dmp

Filesize
8KB

Download
memory/1136-101-0x0000000000200000-0x0000000000229000-memory.dmp

Filesize
164KB

Download
memory/1136-102-0x0000000000200000-0x0000000000229000-memory.dmp

Filesize
164KB

Download
memory/1136-103-0x00000000001D0000-0x00000000001FB000-memory.dmp

Filesize
172KB

Download
memory/1136-104-0x0000000000200000-0x0000000000229000-memory.dmp

Filesize
164KB

Download
memory/1136-107-0x0000000000200000-0x0000000000229000-memory.dmp

Filesize
164KB

Download
memory/1864-108-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/1864-109-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download