6851b72e0bfaf608294bcac6ffef07e5e6591aee8b94ce9afad46b6e6cc32a59

Resubmissions

27-10-2021 14:44

211027-r4madafbg6 10

27-10-2021 14:28

211027-rs7f6sfah4 10

Analysis

max time kernel
120s
max time network
120s
submitted
01-01-1970 00:00

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General

Target

setup_installer/Wed09cfb2f9758281d8.exe

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1292 cmd.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

1596 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 1596 taskkill.exe

pid	process
1292	cmd.exe

pid	process
1596	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	1596	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Wed09cfb2f9758281d8.execmd.exe

description	pid	process	target process
PID 1644 wrote to memory of 1292	1644	Wed09cfb2f9758281d8.exe	cmd.exe
PID 1644 wrote to memory of 1292	1644	Wed09cfb2f9758281d8.exe	cmd.exe
PID 1644 wrote to memory of 1292	1644	Wed09cfb2f9758281d8.exe	cmd.exe
PID 1644 wrote to memory of 1292	1644	Wed09cfb2f9758281d8.exe	cmd.exe
PID 1292 wrote to memory of 1596	1292	cmd.exe	taskkill.exe
PID 1292 wrote to memory of 1596	1292	cmd.exe	taskkill.exe
PID 1292 wrote to memory of 1596	1292	cmd.exe	taskkill.exe
PID 1292 wrote to memory of 1596	1292	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\setup_installer\Wed09cfb2f9758281d8.exe
"C:\Users\Admin\AppData\Local\Temp\setup_installer\Wed09cfb2f9758281d8.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1644

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "Wed09cfb2f9758281d8.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\setup_installer\Wed09cfb2f9758281d8.exe" & exit
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1292

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "Wed09cfb2f9758281d8.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1596

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

memory/1292-59-0x0000000000000000-mapping.dmp

Download
memory/1596-60-0x0000000000000000-mapping.dmp

Download
memory/1644-55-0x0000000000638000-0x0000000000663000-memory.dmp

Filesize
172KB

Download
memory/1644-56-0x0000000075B71000-0x0000000075B73000-memory.dmp

Filesize
8KB

Download
memory/1644-57-0x00000000002C0000-0x000000000030C000-memory.dmp

Filesize
304KB

Download
memory/1644-58-0x0000000000400000-0x000000000058E000-memory.dmp

Filesize
1.6MB

Download