999d43ee4c9a1ec38c0b00fc38abe0b29b13cc83983c6ee895cbb2768b29022d | Triage

Analysis

max time kernel
122s
max time network
130s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
07-10-2023 08:33

Sharing

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General

Target

3e488cd6f6cc7b35713c321dc58b63fa95ba9c69248008109b7bf9a543add7e9.exe
Size

5.2MB
MD5

d381d9db9cbd1b60afdfb4f05e52a775
SHA1

d59c52583ca791e07f3e6aec2ee2590ab9bfd67e
SHA256

3e488cd6f6cc7b35713c321dc58b63fa95ba9c69248008109b7bf9a543add7e9
SHA512

cebe8732fbcdc7d5672667d94473245377780e7cce940f5162789fcb6684c49b3c9c9cef6d7aff3cb005d614e32c228fe958011ee27d5063ca488b28b594d861
SSDEEP

98304:Qp4L/JhqnNKIjRFlrDlyzVd/dCR36YDAbJC5kZne:QeL/JhqNRrhyXCR3FAbfhe

Score

10^/10

Malware Config

Signatures

Suspicious use of NtCreateUserProcessOtherParentProcess 4 IoCs

description	pid	Process	procid_target
PID 3012 created 1188	3012	3e488cd6f6cc7b35713c321dc58b63fa95ba9c69248008109b7bf9a543add7e9.exe	21
PID 3012 created 1188	3012	3e488cd6f6cc7b35713c321dc58b63fa95ba9c69248008109b7bf9a543add7e9.exe	21
PID 3012 created 1188	3012	3e488cd6f6cc7b35713c321dc58b63fa95ba9c69248008109b7bf9a543add7e9.exe	21
PID 3012 created 1188	3012	3e488cd6f6cc7b35713c321dc58b63fa95ba9c69248008109b7bf9a543add7e9.exe	21

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

Scheduled Task/Job

pid	Process
2844	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3012	3e488cd6f6cc7b35713c321dc58b63fa95ba9c69248008109b7bf9a543add7e9.exe
3012	3e488cd6f6cc7b35713c321dc58b63fa95ba9c69248008109b7bf9a543add7e9.exe
3012	3e488cd6f6cc7b35713c321dc58b63fa95ba9c69248008109b7bf9a543add7e9.exe
3012	3e488cd6f6cc7b35713c321dc58b63fa95ba9c69248008109b7bf9a543add7e9.exe
3012	3e488cd6f6cc7b35713c321dc58b63fa95ba9c69248008109b7bf9a543add7e9.exe
3012	3e488cd6f6cc7b35713c321dc58b63fa95ba9c69248008109b7bf9a543add7e9.exe
3012	3e488cd6f6cc7b35713c321dc58b63fa95ba9c69248008109b7bf9a543add7e9.exe
3012	3e488cd6f6cc7b35713c321dc58b63fa95ba9c69248008109b7bf9a543add7e9.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2768	powercfg.exe
Token: SeShutdownPrivilege	2952	powercfg.exe
Token: SeShutdownPrivilege	1056	powercfg.exe
Token: SeShutdownPrivilege	1824	powercfg.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2120 wrote to memory of 2768	2120	cmd.exe	33
PID 2120 wrote to memory of 2768	2120	cmd.exe	33
PID 2120 wrote to memory of 2768	2120	cmd.exe	33
PID 2120 wrote to memory of 2952	2120	cmd.exe	36
PID 2120 wrote to memory of 2952	2120	cmd.exe	36
PID 2120 wrote to memory of 2952	2120	cmd.exe	36
PID 2120 wrote to memory of 1056	2120	cmd.exe	37
PID 2120 wrote to memory of 1056	2120	cmd.exe	37
PID 2120 wrote to memory of 1056	2120	cmd.exe	37
PID 2120 wrote to memory of 1824	2120	cmd.exe	38
PID 2120 wrote to memory of 1824	2120	cmd.exe	38
PID 2120 wrote to memory of 1824	2120	cmd.exe	38

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1188
- C:\Users\Admin\AppData\Local\Temp\3e488cd6f6cc7b35713c321dc58b63fa95ba9c69248008109b7bf9a543add7e9.exe
  "C:\Users\Admin\AppData\Local\Temp\3e488cd6f6cc7b35713c321dc58b63fa95ba9c69248008109b7bf9a543add7e9.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Suspicious behavior: EnumeratesProcesses
  PID:3012
- C:\Windows\System32\cmd.exe
  C:\Windows\System32\cmd.exe /c powercfg /x -hibernate-timeout-ac 0 & powercfg /x -hibernate-timeout-dc 0 & powercfg /x -standby-timeout-ac 0 & powercfg /x -standby-timeout-dc 0
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2120
- - C:\Windows\System32\powercfg.exe
    powercfg /x -hibernate-timeout-ac 0
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:2768
- - C:\Windows\System32\powercfg.exe
    powercfg /x -hibernate-timeout-dc 0
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:2952
- - C:\Windows\System32\powercfg.exe
    powercfg /x -standby-timeout-ac 0
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:1056
- - C:\Windows\System32\powercfg.exe
    powercfg /x -standby-timeout-dc 0
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:1824
- C:\Windows\System32\schtasks.exe
  C:\Windows\System32\schtasks.exe /delete /f /tn "GoogleUpdateTaskMachineQC"
  2⤵
  PID:2588
- C:\Windows\System32\schtasks.exe
  C:\Windows\System32\schtasks.exe /create /f /tn "GoogleUpdateTaskMachineQC" /xml "C:\Users\Admin\AppData\Local\Temp\starkrqppzsg.xml"
  2⤵
  - Creates scheduled task(s)
  PID:2844
- C:\Windows\System32\schtasks.exe
  C:\Windows\System32\schtasks.exe /run /tn "GoogleUpdateTaskMachineQC"
  2⤵
  PID:2596

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

Persistence

Scheduled Task/Job

Privilege Escalation

Scheduled Task/Job

Defense Evasion

Credential Access

Discovery

Query Registry

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\starkrqppzsg.xml

Filesize
1KB

MD5
059ccb70dc2c65c81c0dc8bea26a4bb2

SHA1
09c60376bf998dff186950104a6e7e4f74b37c24

SHA256
0b28be2c63d9b0b5936fb7a5fecbe3dc9bb69de7d212fadaefc03d643bf9482d

SHA512
416909daef33f4c55dcd99594b47a2ea65a0fa034179cb206a477d73378b8981eddb2187398e4b121b5448d3643f48033bf131c89d6fbfab3c33f21b8bd42c9d

Download Submit
memory/3012-0-0x000000013FBF0000-0x0000000140120000-memory.dmp

Filesize
5.2MB

Download
memory/3012-4-0x000000013FBF0000-0x0000000140120000-memory.dmp

Filesize
5.2MB

Download