7e6cd2bf820d81c9389c549cfe482bcdb1b57c5f39d53b63cd1efb79699e7ae6

Resubmissions

01-02-2022 11:14

220201-nb6a1adebm 3

05-01-2022 11:54

220105-n2wjgsaegq 10

Analysis

max time kernel
132s
max time network
120s
platform
windows7_x64
resource
win7-en-20211208
submitted
01-02-2022 11:14

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General

Target

7e6cd2bf820d81c9389c549cfe482bcdb1b57c5f39d53b63cd1efb79699e7ae6.exe
Size

75KB
MD5

a765dbcbac57a712e2eb748fe6fd5e7c
SHA1

59c51f9d5f699b6aa6b3e37fcd93da87ce79d815
SHA256

7e6cd2bf820d81c9389c549cfe482bcdb1b57c5f39d53b63cd1efb79699e7ae6
SHA512

9ab1aa09e965014b56aadeddbe38b44de343942857431b6490a53b143b9232f6da3415d6245ee774a35538196ad000c66fdc673db98fb84bd7615af04a7e1a8c

Score

3^/10

Malware Config

Signatures

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

1016 268 WerFault.exe 7e6cd2bf820d81c9389c549cfe482bcdb1b57c5f39d53b63cd1efb79699e7ae6.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

powershell.exeWerFault.exe

pid process

872 powershell.exe
1016 WerFault.exe
1016 WerFault.exe
1016 WerFault.exe
1016 WerFault.exe

pid	pid_target	process	target process
1016	268	WerFault.exe	7e6cd2bf820d81c9389c549cfe482bcdb1b57c5f39d53b63cd1efb79699e7ae6.exe

pid	process
872	powershell.exe
1016	WerFault.exe
1016	WerFault.exe
1016	WerFault.exe
1016	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

7e6cd2bf820d81c9389c549cfe482bcdb1b57c5f39d53b63cd1efb79699e7ae6.exepowershell.exeWerFault.exe

description	pid	process
Token: SeDebugPrivilege	268	7e6cd2bf820d81c9389c549cfe482bcdb1b57c5f39d53b63cd1efb79699e7ae6.exe
Token: SeDebugPrivilege	872	powershell.exe
Token: SeDebugPrivilege	1016	WerFault.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

7e6cd2bf820d81c9389c549cfe482bcdb1b57c5f39d53b63cd1efb79699e7ae6.exe

description	pid	process	target process
PID 268 wrote to memory of 872	268	7e6cd2bf820d81c9389c549cfe482bcdb1b57c5f39d53b63cd1efb79699e7ae6.exe	powershell.exe
PID 268 wrote to memory of 872	268	7e6cd2bf820d81c9389c549cfe482bcdb1b57c5f39d53b63cd1efb79699e7ae6.exe	powershell.exe
PID 268 wrote to memory of 872	268	7e6cd2bf820d81c9389c549cfe482bcdb1b57c5f39d53b63cd1efb79699e7ae6.exe	powershell.exe
PID 268 wrote to memory of 872	268	7e6cd2bf820d81c9389c549cfe482bcdb1b57c5f39d53b63cd1efb79699e7ae6.exe	powershell.exe
PID 268 wrote to memory of 1016	268	7e6cd2bf820d81c9389c549cfe482bcdb1b57c5f39d53b63cd1efb79699e7ae6.exe	WerFault.exe
PID 268 wrote to memory of 1016	268	7e6cd2bf820d81c9389c549cfe482bcdb1b57c5f39d53b63cd1efb79699e7ae6.exe	WerFault.exe
PID 268 wrote to memory of 1016	268	7e6cd2bf820d81c9389c549cfe482bcdb1b57c5f39d53b63cd1efb79699e7ae6.exe	WerFault.exe
PID 268 wrote to memory of 1016	268	7e6cd2bf820d81c9389c549cfe482bcdb1b57c5f39d53b63cd1efb79699e7ae6.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\7e6cd2bf820d81c9389c549cfe482bcdb1b57c5f39d53b63cd1efb79699e7ae6.exe
"C:\Users\Admin\AppData\Local\Temp\7e6cd2bf820d81c9389c549cfe482bcdb1b57c5f39d53b63cd1efb79699e7ae6.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:268
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQAwADsAUwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQAwADsA
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:872
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 268 -s 1236
  2⤵
  - Program crash
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1016

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

memory/268-54-0x00000000013B0000-0x00000000013C8000-memory.dmp

Filesize
96KB

Download
memory/268-55-0x00000000751B1000-0x00000000751B3000-memory.dmp

Filesize
8KB

Download
memory/268-56-0x0000000004A70000-0x0000000004A71000-memory.dmp

Filesize
4KB

Download
memory/872-60-0x0000000002280000-0x00000000025B0000-memory.dmp

Filesize
3.2MB

Download
memory/872-61-0x0000000002280000-0x00000000025B0000-memory.dmp

Filesize
3.2MB

Download
memory/872-62-0x0000000002280000-0x00000000025B0000-memory.dmp

Filesize
3.2MB

Download
memory/1016-65-0x0000000000330000-0x0000000000348000-memory.dmp

Filesize
96KB

Download