1188a412eeccf502665bcf1c3521e856638e254549e41b7fc1a3d2ed44c975af

Analysis

max time kernel
70s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
03-01-2023 03:02

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General

Target

653147fd83d20a3ae39c4e585543a58e.exe
Size

72.4MB
MD5

653147fd83d20a3ae39c4e585543a58e
SHA1

9f5e40d751b12e01dd1a66c1c1e8ee09c8603326
SHA256

1188a412eeccf502665bcf1c3521e856638e254549e41b7fc1a3d2ed44c975af
SHA512

f1c54b45cf8ef6ee12c57331ebbed61703e30cc5b9b46700da1a008e4bb66d49430b8f63338a633ea2558acc09edf773642dba289835b584f28cf849015233dc
SSDEEP

1572864:19jnUwj647+t/3YyzRhm5rosISX7t6/VkolRXYROxdes3hsQs8:vnUY647+tPYAm5ros9R6/VkovXYROqmn

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 9 IoCs

pid	Process
1348	653147fd83d20a3ae39c4e585543a58e.exe
1348	653147fd83d20a3ae39c4e585543a58e.exe
1348	653147fd83d20a3ae39c4e585543a58e.exe
1348	653147fd83d20a3ae39c4e585543a58e.exe
1348	653147fd83d20a3ae39c4e585543a58e.exe
1348	653147fd83d20a3ae39c4e585543a58e.exe
1348	653147fd83d20a3ae39c4e585543a58e.exe
1348	653147fd83d20a3ae39c4e585543a58e.exe
1348	653147fd83d20a3ae39c4e585543a58e.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\mfc71.dll	653147fd83d20a3ae39c4e585543a58e.exe
File created	C:\Windows\SysWOW64\msvcr71.dll	653147fd83d20a3ae39c4e585543a58e.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 SetWindowsHookEx 3 IoCs

pid	Process
1348	653147fd83d20a3ae39c4e585543a58e.exe
1348	653147fd83d20a3ae39c4e585543a58e.exe
1348	653147fd83d20a3ae39c4e585543a58e.exe

C:\Users\Admin\AppData\Local\Temp\653147fd83d20a3ae39c4e585543a58e.exe
"C:\Users\Admin\AppData\Local\Temp\653147fd83d20a3ae39c4e585543a58e.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
PID:1348

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\nsm8C77.tmp\InstallOptions.dll

Filesize
14KB

MD5
0dc0cc7a6d9db685bf05a7e5f3ea4781

SHA1
5d8b6268eeec9d8d904bc9d988a4b588b392213f

SHA256
8e287326f1cdd5ef2dcd7a72537c68cbe4299ceb1f820707c5820f3aa6d8206c

SHA512
814dd17ebb434f4a3356f716c783ab7f569f9ee34ce5274fa50392526925f044798f8006198ac7afe3d1c2ca83a2ca8c472ca53fec5f12bbfbbe0707abacd6b0

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsm8C77.tmp\InstallOptions.dll

Filesize
14KB

MD5
0dc0cc7a6d9db685bf05a7e5f3ea4781

SHA1
5d8b6268eeec9d8d904bc9d988a4b588b392213f

SHA256
8e287326f1cdd5ef2dcd7a72537c68cbe4299ceb1f820707c5820f3aa6d8206c

SHA512
814dd17ebb434f4a3356f716c783ab7f569f9ee34ce5274fa50392526925f044798f8006198ac7afe3d1c2ca83a2ca8c472ca53fec5f12bbfbbe0707abacd6b0

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsm8C77.tmp\NSIS_SkinCrafter_Plugin.dll

Filesize
5.8MB

MD5
bad139a2d8491896ce10ee8e4e55a921

SHA1
4346289950aa9b547d96553ced684b6a05af0234

SHA256
363e9c63b62d61ff3dd5f3cb1de5d9c2320c95787ae0a30035c19f01adebb0c3

SHA512
7ba1908909237986c573244743f4632dde72da9f708c151879102633f7bd7cffbaf1f79b3bb3797952304248aae9dd984f6a07a9dbf6433cc5b2d7f72ee80e15

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsm8C77.tmp\SkinCrafter.dll

Filesize
792KB

MD5
8fea8fd177034b52e6a5886fb5e780bd

SHA1
99f511388a2420d53b8406baed48ba550842eaad

SHA256
546dddc7a31609b5bc3dc8ecef6f6782b77613853c54171fc32314c08a69e8de

SHA512
5d82a3b9cf9d69049e6278a6d835b8a9a386c97ae9a69cf658675b0a8751a344d0da1ee704e9bb9023dab7cd77fdca684bdc90837960b583eef0bb4324498696

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsm8C77.tmp\SkinCrafter.dll

Filesize
792KB

MD5
8fea8fd177034b52e6a5886fb5e780bd

SHA1
99f511388a2420d53b8406baed48ba550842eaad

SHA256
546dddc7a31609b5bc3dc8ecef6f6782b77613853c54171fc32314c08a69e8de

SHA512
5d82a3b9cf9d69049e6278a6d835b8a9a386c97ae9a69cf658675b0a8751a344d0da1ee704e9bb9023dab7cd77fdca684bdc90837960b583eef0bb4324498696

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsm8C77.tmp\System.dll

Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsm8C77.tmp\System.dll

Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

Download Submit
C:\Windows\SysWOW64\mfc71.dll

Filesize
1.0MB

MD5
1fd3f9722119bdf7b8cff0ecd1e84ea6

SHA1
9a4faa258b375e173feaca91a8bd920baf1091eb

SHA256
385ea2a454172e3f9b1b18778d4d29318a12be9f0c0c0602db72e2cce136e823

SHA512
109d7a80a5b10548200d05ab3d7deb9dc2ae8e40d84b468184895eb462211078ecdcb11f01eb50c91c65a924f8e592cd63b78e402dcaea144ff89c11f2ab07d6

Download Submit
C:\Windows\SysWOW64\msvcr71.dll

Filesize
340KB

MD5
ca2f560921b7b8be1cf555a5a18d54c3

SHA1
432dbcf54b6f1142058b413a9d52668a2bde011d

SHA256
c4d4339df314a27ff75a38967b7569d9962337b8d4cd4b0db3aba5ff72b2bfbb

SHA512
23e0bdd9458a5a8e0f9bbcb7f6ce4f87fcc9e47c1ee15f964c17ff9fe8d0f82dd3a0f90263daaf1ee87fad4a238aa0ee92a16b3e2c67f47c84d575768edba43e

Download Submit
memory/1348-135-0x0000000003110000-0x00000000031DC000-memory.dmp

Filesize
816KB

Download
memory/1348-141-0x0000000003541000-0x0000000003543000-memory.dmp

Filesize
8KB

Download
memory/1348-144-0x0000000003761000-0x0000000003763000-memory.dmp

Filesize
8KB

Download