ad5c639fc1db90c88ef5f5812bf6034ff2be09f184b92b35288af643cb993a24

Analysis

max time kernel
43s
max time network
49s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
28-11-2022 03:12

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General

Target

ad5c639fc1db90c88ef5f5812bf6034ff2be09f184b92b35288af643cb993a24.exe
Size

289KB
MD5

0f48d335917cc7a4e32399b62b52cb67
SHA1

a17e462126caf9952404b064f25c882402f83824
SHA256

ad5c639fc1db90c88ef5f5812bf6034ff2be09f184b92b35288af643cb993a24
SHA512

27cb1158517934f7fa615922d9451b0e005c51d08274a6423f9bf03b6cbf4935637b0139bf571451cc190a9776503a0cfbaf8f2a5f512499d71cf9826a9ff23d
SSDEEP

6144:FFJ0PWeBxEJnyQ+qbj/y/1SrC/MVcjwt6kWlf8lrm:wZEJnyabr4Z/K3t6Jf8lS

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

befhihcdef.exe

pid process

1900 befhihcdef.exe
Loads dropped DLL 5 IoCs

Processes:

ad5c639fc1db90c88ef5f5812bf6034ff2be09f184b92b35288af643cb993a24.exeWerFault.exe

pid process

1520 ad5c639fc1db90c88ef5f5812bf6034ff2be09f184b92b35288af643cb993a24.exe
1836 WerFault.exe
1836 WerFault.exe
1836 WerFault.exe
1836 WerFault.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1836 1900 WerFault.exe befhihcdef.exe

pid	process
1900	befhihcdef.exe

pid	process
1520	ad5c639fc1db90c88ef5f5812bf6034ff2be09f184b92b35288af643cb993a24.exe
1836	WerFault.exe
1836	WerFault.exe
1836	WerFault.exe
1836	WerFault.exe

pid	pid_target	process	target process
1836	1900	WerFault.exe	befhihcdef.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

wmic.exewmic.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	1636	wmic.exe
Token: SeSecurityPrivilege	1636	wmic.exe
Token: SeTakeOwnershipPrivilege	1636	wmic.exe
Token: SeLoadDriverPrivilege	1636	wmic.exe
Token: SeSystemProfilePrivilege	1636	wmic.exe
Token: SeSystemtimePrivilege	1636	wmic.exe
Token: SeProfSingleProcessPrivilege	1636	wmic.exe
Token: SeIncBasePriorityPrivilege	1636	wmic.exe
Token: SeCreatePagefilePrivilege	1636	wmic.exe
Token: SeBackupPrivilege	1636	wmic.exe
Token: SeRestorePrivilege	1636	wmic.exe
Token: SeShutdownPrivilege	1636	wmic.exe
Token: SeDebugPrivilege	1636	wmic.exe
Token: SeSystemEnvironmentPrivilege	1636	wmic.exe
Token: SeRemoteShutdownPrivilege	1636	wmic.exe
Token: SeUndockPrivilege	1636	wmic.exe
Token: SeManageVolumePrivilege	1636	wmic.exe
Token: 33	1636	wmic.exe
Token: 34	1636	wmic.exe
Token: 35	1636	wmic.exe
Token: SeIncreaseQuotaPrivilege	1636	wmic.exe
Token: SeSecurityPrivilege	1636	wmic.exe
Token: SeTakeOwnershipPrivilege	1636	wmic.exe
Token: SeLoadDriverPrivilege	1636	wmic.exe
Token: SeSystemProfilePrivilege	1636	wmic.exe
Token: SeSystemtimePrivilege	1636	wmic.exe
Token: SeProfSingleProcessPrivilege	1636	wmic.exe
Token: SeIncBasePriorityPrivilege	1636	wmic.exe
Token: SeCreatePagefilePrivilege	1636	wmic.exe
Token: SeBackupPrivilege	1636	wmic.exe
Token: SeRestorePrivilege	1636	wmic.exe
Token: SeShutdownPrivilege	1636	wmic.exe
Token: SeDebugPrivilege	1636	wmic.exe
Token: SeSystemEnvironmentPrivilege	1636	wmic.exe
Token: SeRemoteShutdownPrivilege	1636	wmic.exe
Token: SeUndockPrivilege	1636	wmic.exe
Token: SeManageVolumePrivilege	1636	wmic.exe
Token: 33	1636	wmic.exe
Token: 34	1636	wmic.exe
Token: 35	1636	wmic.exe
Token: SeIncreaseQuotaPrivilege	1800	wmic.exe
Token: SeSecurityPrivilege	1800	wmic.exe
Token: SeTakeOwnershipPrivilege	1800	wmic.exe
Token: SeLoadDriverPrivilege	1800	wmic.exe
Token: SeSystemProfilePrivilege	1800	wmic.exe
Token: SeSystemtimePrivilege	1800	wmic.exe
Token: SeProfSingleProcessPrivilege	1800	wmic.exe
Token: SeIncBasePriorityPrivilege	1800	wmic.exe
Token: SeCreatePagefilePrivilege	1800	wmic.exe
Token: SeBackupPrivilege	1800	wmic.exe
Token: SeRestorePrivilege	1800	wmic.exe
Token: SeShutdownPrivilege	1800	wmic.exe
Token: SeDebugPrivilege	1800	wmic.exe
Token: SeSystemEnvironmentPrivilege	1800	wmic.exe
Token: SeRemoteShutdownPrivilege	1800	wmic.exe
Token: SeUndockPrivilege	1800	wmic.exe
Token: SeManageVolumePrivilege	1800	wmic.exe
Token: 33	1800	wmic.exe
Token: 34	1800	wmic.exe
Token: 35	1800	wmic.exe
Token: SeIncreaseQuotaPrivilege	1800	wmic.exe
Token: SeSecurityPrivilege	1800	wmic.exe
Token: SeTakeOwnershipPrivilege	1800	wmic.exe
Token: SeLoadDriverPrivilege	1800	wmic.exe

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

ad5c639fc1db90c88ef5f5812bf6034ff2be09f184b92b35288af643cb993a24.exebefhihcdef.exe

description	pid	process	target process
PID 1520 wrote to memory of 1900	1520	ad5c639fc1db90c88ef5f5812bf6034ff2be09f184b92b35288af643cb993a24.exe	befhihcdef.exe
PID 1520 wrote to memory of 1900	1520	ad5c639fc1db90c88ef5f5812bf6034ff2be09f184b92b35288af643cb993a24.exe	befhihcdef.exe
PID 1520 wrote to memory of 1900	1520	ad5c639fc1db90c88ef5f5812bf6034ff2be09f184b92b35288af643cb993a24.exe	befhihcdef.exe
PID 1520 wrote to memory of 1900	1520	ad5c639fc1db90c88ef5f5812bf6034ff2be09f184b92b35288af643cb993a24.exe	befhihcdef.exe
PID 1900 wrote to memory of 1636	1900	befhihcdef.exe	wmic.exe
PID 1900 wrote to memory of 1636	1900	befhihcdef.exe	wmic.exe
PID 1900 wrote to memory of 1636	1900	befhihcdef.exe	wmic.exe
PID 1900 wrote to memory of 1636	1900	befhihcdef.exe	wmic.exe
PID 1900 wrote to memory of 1800	1900	befhihcdef.exe	wmic.exe
PID 1900 wrote to memory of 1800	1900	befhihcdef.exe	wmic.exe
PID 1900 wrote to memory of 1800	1900	befhihcdef.exe	wmic.exe
PID 1900 wrote to memory of 1800	1900	befhihcdef.exe	wmic.exe
PID 1900 wrote to memory of 1936	1900	befhihcdef.exe	wmic.exe
PID 1900 wrote to memory of 1936	1900	befhihcdef.exe	wmic.exe
PID 1900 wrote to memory of 1936	1900	befhihcdef.exe	wmic.exe
PID 1900 wrote to memory of 1936	1900	befhihcdef.exe	wmic.exe
PID 1900 wrote to memory of 1648	1900	befhihcdef.exe	wmic.exe
PID 1900 wrote to memory of 1648	1900	befhihcdef.exe	wmic.exe
PID 1900 wrote to memory of 1648	1900	befhihcdef.exe	wmic.exe
PID 1900 wrote to memory of 1648	1900	befhihcdef.exe	wmic.exe
PID 1900 wrote to memory of 1992	1900	befhihcdef.exe	wmic.exe
PID 1900 wrote to memory of 1992	1900	befhihcdef.exe	wmic.exe
PID 1900 wrote to memory of 1992	1900	befhihcdef.exe	wmic.exe
PID 1900 wrote to memory of 1992	1900	befhihcdef.exe	wmic.exe
PID 1900 wrote to memory of 1836	1900	befhihcdef.exe	WerFault.exe
PID 1900 wrote to memory of 1836	1900	befhihcdef.exe	WerFault.exe
PID 1900 wrote to memory of 1836	1900	befhihcdef.exe	WerFault.exe
PID 1900 wrote to memory of 1836	1900	befhihcdef.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\ad5c639fc1db90c88ef5f5812bf6034ff2be09f184b92b35288af643cb993a24.exe
"C:\Users\Admin\AppData\Local\Temp\ad5c639fc1db90c88ef5f5812bf6034ff2be09f184b92b35288af643cb993a24.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1520

C:\Users\Admin\AppData\Local\Temp\befhihcdef.exe
C:\Users\Admin\AppData\Local\Temp\befhihcdef.exe 0]3]9]1]6]5]5]7]3]3]2 L01AQzctLzAuNR4vUExBSkQ/Ni0dLU5CS1ZJTUZCQTouICw7SE1PRD06MC40Ni4fKT5EPTotHi9NSU4+UD5NXEZCPS8wNiw0GyhQQlBWQkleT01HNmVxcnA3Ji5tbXEnQUJRSypLTkooPElNK0dOQ0YfKT5HQkBIR0Q6Fy4+LDgmLh0tRC80LCsbKj0wOisxHSZDLjgoKh0sQjU6JDAaKktLTEFTQ1FWT0xEUTpAVjsgLEdRST9QPFFcQ1VJODwaKktLTEFTQ1FWTTtIQDZvcmxfNVk0MC8bKEJVQ19SSUs3Y29tbTctL2EoNWleLC5jb2h0NC1xKF5naHJhZHJsZXMoaWBtLHBjdHJnXmxwKV51Yh4vQk9EWT5IPUlGTEU6Fy5CSk5NXD9QT1RKREw4MBksUUZBS0JYSVBaTk9JOyAsTUw3LRsoQVAvPR0mUU9JT0JKQl1XQkNCSUhAQko+RUVSSUs3GypCUFxQVUtLSEdAOG1vcmMgLElETlBNR0ZLRV9SSkRMWj86VlA7Mh0mR0M/QFE6Lh4vRkpePlRJOkpGQV9CRUJMVEtNQkE7Zl5jcl8bKj1MVExMTDhDWURLNi8tNi4uKC8oNC4nLi8wICxHQEw8R0VCSV1JS0pTO0dHNnFvc2UdJlNDSEA2LjEzODUoODMtLBksQU1XS0NOOz9aTUZKQz0wJjEuKi0pLjMoMS4xMy81LSonPks=
2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1900

C:\Windows\SysWOW64\Wbem\wmic.exe
wmic /output:C:\Users\Admin\AppData\Local\Temp\81669706330.txt bios get serialnumber
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1636

C:\Windows\SysWOW64\Wbem\wmic.exe
wmic /output:C:\Users\Admin\AppData\Local\Temp\81669706330.txt bios get version
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1800

C:\Windows\SysWOW64\Wbem\wmic.exe
wmic /output:C:\Users\Admin\AppData\Local\Temp\81669706330.txt bios get version
3⤵
PID:1936

C:\Windows\SysWOW64\Wbem\wmic.exe
wmic /output:C:\Users\Admin\AppData\Local\Temp\81669706330.txt bios get version
3⤵
PID:1648

C:\Windows\SysWOW64\Wbem\wmic.exe
wmic /output:C:\Users\Admin\AppData\Local\Temp\81669706330.txt bios get version
3⤵
PID:1992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1900 -s 372
3⤵
- Loads dropped DLL
- Program crash
PID:1836

Network

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

C:\Users\Admin\AppData\Local\Temp\81669706330.txt
Filesize
66B

MD5
9025468f85256136f923096b01375964

SHA1
7fcd174999661594fa5f88890ffb195e9858cc52

SHA256
d5418014fa8e6e17d8992fd12c0dfecac8a34855603ea58133e87ea09c2130df

SHA512
92cac37c332e6e276a963d659986a79a79867df44682bfc2d77ed7784ffa5e2c149e5960a83d03ef4cf171be40a73e93a110aaa53b95152fa9a9da6b41d31e51

Download Submit
C:\Users\Admin\AppData\Local\Temp\81669706330.txt
Filesize
58B

MD5
dd876faf0fd44a5fab3e82368e2e8b15

SHA1
01b04083fa278dda3a81705ca5abcfee487a3c90

SHA256
5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

SHA512
e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\81669706330.txt
Filesize
58B

MD5
dd876faf0fd44a5fab3e82368e2e8b15

SHA1
01b04083fa278dda3a81705ca5abcfee487a3c90

SHA256
5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

SHA512
e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\81669706330.txt
Filesize
58B

MD5
dd876faf0fd44a5fab3e82368e2e8b15

SHA1
01b04083fa278dda3a81705ca5abcfee487a3c90

SHA256
5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

SHA512
e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\81669706330.txt
Filesize
58B

MD5
dd876faf0fd44a5fab3e82368e2e8b15

SHA1
01b04083fa278dda3a81705ca5abcfee487a3c90

SHA256
5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

SHA512
e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\befhihcdef.exe
Filesize
570KB

MD5
f45a7056a320f501168db73a938c56a3

SHA1
14f56e09dfa8ebd7dfcebdc8c838f68127ee74dc

SHA256
84b78163a7d770ee85ba3371daaa91e6325e593861e0b7bc57b03fe522a15628

SHA512
805a9a8ef3e58f7ceb151a74608afc0bc7303726d99079787f654fdd4b470b6e69af8ae1a8b92feeb4cd81a87a0ad3107a44603685a1dbe9e688b91eb2652c60

Download Submit
\Users\Admin\AppData\Local\Temp\befhihcdef.exe
Filesize
570KB

MD5
f45a7056a320f501168db73a938c56a3

SHA1
14f56e09dfa8ebd7dfcebdc8c838f68127ee74dc

SHA256
84b78163a7d770ee85ba3371daaa91e6325e593861e0b7bc57b03fe522a15628

SHA512
805a9a8ef3e58f7ceb151a74608afc0bc7303726d99079787f654fdd4b470b6e69af8ae1a8b92feeb4cd81a87a0ad3107a44603685a1dbe9e688b91eb2652c60

Download Submit
\Users\Admin\AppData\Local\Temp\befhihcdef.exe
Filesize
570KB

MD5
f45a7056a320f501168db73a938c56a3

SHA1
14f56e09dfa8ebd7dfcebdc8c838f68127ee74dc

SHA256
84b78163a7d770ee85ba3371daaa91e6325e593861e0b7bc57b03fe522a15628

SHA512
805a9a8ef3e58f7ceb151a74608afc0bc7303726d99079787f654fdd4b470b6e69af8ae1a8b92feeb4cd81a87a0ad3107a44603685a1dbe9e688b91eb2652c60

Download Submit
\Users\Admin\AppData\Local\Temp\befhihcdef.exe
Filesize
570KB

MD5
f45a7056a320f501168db73a938c56a3

SHA1
14f56e09dfa8ebd7dfcebdc8c838f68127ee74dc

SHA256
84b78163a7d770ee85ba3371daaa91e6325e593861e0b7bc57b03fe522a15628

SHA512
805a9a8ef3e58f7ceb151a74608afc0bc7303726d99079787f654fdd4b470b6e69af8ae1a8b92feeb4cd81a87a0ad3107a44603685a1dbe9e688b91eb2652c60

Download Submit
\Users\Admin\AppData\Local\Temp\befhihcdef.exe
Filesize
570KB

MD5
f45a7056a320f501168db73a938c56a3

SHA1
14f56e09dfa8ebd7dfcebdc8c838f68127ee74dc

SHA256
84b78163a7d770ee85ba3371daaa91e6325e593861e0b7bc57b03fe522a15628

SHA512
805a9a8ef3e58f7ceb151a74608afc0bc7303726d99079787f654fdd4b470b6e69af8ae1a8b92feeb4cd81a87a0ad3107a44603685a1dbe9e688b91eb2652c60

Download Submit
\Users\Admin\AppData\Local\Temp\befhihcdef.exe
Filesize
570KB

MD5
f45a7056a320f501168db73a938c56a3

SHA1
14f56e09dfa8ebd7dfcebdc8c838f68127ee74dc

SHA256
84b78163a7d770ee85ba3371daaa91e6325e593861e0b7bc57b03fe522a15628

SHA512
805a9a8ef3e58f7ceb151a74608afc0bc7303726d99079787f654fdd4b470b6e69af8ae1a8b92feeb4cd81a87a0ad3107a44603685a1dbe9e688b91eb2652c60

Download Submit
memory/1520-54-0x0000000075C81000-0x0000000075C83000-memory.dmp

Filesize
8KB

Download
memory/1636-59-0x0000000000000000-mapping.dmp

Download
memory/1648-65-0x0000000000000000-mapping.dmp

Download
memory/1800-61-0x0000000000000000-mapping.dmp

Download
memory/1836-69-0x0000000000000000-mapping.dmp

Download
memory/1900-56-0x0000000000000000-mapping.dmp

Download
memory/1936-63-0x0000000000000000-mapping.dmp

Download
memory/1992-67-0x0000000000000000-mapping.dmp

Download