8c4a7c014f0ae1c77b675632631b6c822c4cbe5c52eb85c1a5894397dbfd40f7

Reason

Machine shutdown

General

Target

8c4a7c014f0ae1c77b675632631b6c822c4cbe5c52eb85c1a5894397dbfd40f7N.exe
Size

88KB
MD5

0c177329844006ca35f6b047b04b47a0
SHA1

9b46f040e4e49822d7fabacfd848947eef34f546
SHA256

8c4a7c014f0ae1c77b675632631b6c822c4cbe5c52eb85c1a5894397dbfd40f7
SHA512

3d54a6c15c97852ec7735972fcf373f4e1012fba7110b34f80e5e6aa0dc29873aec6983a2810995493e35f03b3fb6a9badac17632dae3d823d3fedf6f021aa19
SSDEEP

768:5vw9816thKQLrob/4/wQkNrfrunMxVFA3V:lEG/0ojlbunMxVS3V

Score

8^/10

discovery persistence

Malware Config

Signatures

Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{30931FB8-9761-48b3-AA72-11B2096F2F54}	{93F328C3-63BF-4141-A58C-B5076EA464A1}.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{30931FB8-9761-48b3-AA72-11B2096F2F54}\stubpath = "C:\\Windows\\{30931FB8-9761-48b3-AA72-11B2096F2F54}.exe"	{93F328C3-63BF-4141-A58C-B5076EA464A1}.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{93F328C3-63BF-4141-A58C-B5076EA464A1}	8c4a7c014f0ae1c77b675632631b6c822c4cbe5c52eb85c1a5894397dbfd40f7N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{93F328C3-63BF-4141-A58C-B5076EA464A1}\stubpath = "C:\\Windows\\{93F328C3-63BF-4141-A58C-B5076EA464A1}.exe"	8c4a7c014f0ae1c77b675632631b6c822c4cbe5c52eb85c1a5894397dbfd40f7N.exe

Executes dropped EXE 2 IoCs

pid	Process
1672	{93F328C3-63BF-4141-A58C-B5076EA464A1}.exe
4420	{30931FB8-9761-48b3-AA72-11B2096F2F54}.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\{93F328C3-63BF-4141-A58C-B5076EA464A1}.exe	8c4a7c014f0ae1c77b675632631b6c822c4cbe5c52eb85c1a5894397dbfd40f7N.exe
File created	C:\Windows\{30931FB8-9761-48b3-AA72-11B2096F2F54}.exe	{93F328C3-63BF-4141-A58C-B5076EA464A1}.exe

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	{30931FB8-9761-48b3-AA72-11B2096F2F54}.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8c4a7c014f0ae1c77b675632631b6c822c4cbe5c52eb85c1a5894397dbfd40f7N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	{93F328C3-63BF-4141-A58C-B5076EA464A1}.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4228	8c4a7c014f0ae1c77b675632631b6c822c4cbe5c52eb85c1a5894397dbfd40f7N.exe
Token: SeIncBasePriorityPrivilege	1672	{93F328C3-63BF-4141-A58C-B5076EA464A1}.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4228 wrote to memory of 1672	4228	8c4a7c014f0ae1c77b675632631b6c822c4cbe5c52eb85c1a5894397dbfd40f7N.exe	89
PID 4228 wrote to memory of 1672	4228	8c4a7c014f0ae1c77b675632631b6c822c4cbe5c52eb85c1a5894397dbfd40f7N.exe	89
PID 4228 wrote to memory of 1672	4228	8c4a7c014f0ae1c77b675632631b6c822c4cbe5c52eb85c1a5894397dbfd40f7N.exe	89
PID 4228 wrote to memory of 1364	4228	8c4a7c014f0ae1c77b675632631b6c822c4cbe5c52eb85c1a5894397dbfd40f7N.exe	90
PID 4228 wrote to memory of 1364	4228	8c4a7c014f0ae1c77b675632631b6c822c4cbe5c52eb85c1a5894397dbfd40f7N.exe	90
PID 4228 wrote to memory of 1364	4228	8c4a7c014f0ae1c77b675632631b6c822c4cbe5c52eb85c1a5894397dbfd40f7N.exe	90
PID 1672 wrote to memory of 4420	1672	{93F328C3-63BF-4141-A58C-B5076EA464A1}.exe	91
PID 1672 wrote to memory of 4420	1672	{93F328C3-63BF-4141-A58C-B5076EA464A1}.exe	91
PID 1672 wrote to memory of 4420	1672	{93F328C3-63BF-4141-A58C-B5076EA464A1}.exe	91
PID 1672 wrote to memory of 2388	1672	{93F328C3-63BF-4141-A58C-B5076EA464A1}.exe	92
PID 1672 wrote to memory of 2388	1672	{93F328C3-63BF-4141-A58C-B5076EA464A1}.exe	92
PID 1672 wrote to memory of 2388	1672	{93F328C3-63BF-4141-A58C-B5076EA464A1}.exe	92

C:\Users\Admin\AppData\Local\Temp\8c4a7c014f0ae1c77b675632631b6c822c4cbe5c52eb85c1a5894397dbfd40f7N.exe
"C:\Users\Admin\AppData\Local\Temp\8c4a7c014f0ae1c77b675632631b6c822c4cbe5c52eb85c1a5894397dbfd40f7N.exe"
1⤵
- Boot or Logon Autostart Execution: Active Setup
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4228
- C:\Windows\{93F328C3-63BF-4141-A58C-B5076EA464A1}.exe
  C:\Windows\{93F328C3-63BF-4141-A58C-B5076EA464A1}.exe
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1672
- - C:\Windows\{30931FB8-9761-48b3-AA72-11B2096F2F54}.exe
    C:\Windows\{30931FB8-9761-48b3-AA72-11B2096F2F54}.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4420
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c del C:\Windows\{93F32~1.EXE > nul
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2388
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\8C4A7C~1.EXE > nul
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1364

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Active Setup

1

T1547.014

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Active Setup

1

T1547.014

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\{30931FB8-9761-48b3-AA72-11B2096F2F54}.exe

Filesize
88KB

MD5
c1a2416d4f8573699bf683043589359f

SHA1
6611929c30265331f8bdd3803607904e922b7cad

SHA256
f99fa972e68c31b63a70718f52f3af8f7b5e9e43f31be1d14716b68543313155

SHA512
b2eff05dec0c01f6ebfdac87651698bc808e41f5cb396b85063f954c2d00415a6aede3fbf8655cc942a9e73d585c57ae1dd1f2b3fe08bc467e9e25843787d839

Download Submit
C:\Windows\{93F328C3-63BF-4141-A58C-B5076EA464A1}.exe

Filesize
88KB

MD5
dd63099b0a4eba07f03666dfa0cebe7c

SHA1
552365d1f26c611aa6a874618cd857cd97edc43f

SHA256
7c678f22d7f42c6693f41e1f74dcc14cec6e882671e499048d8a636e02d82f8c

SHA512
05dfd4d0310687bea2207539227a83730c664a863ece344dac7eb884dc2db3cc439d2b1d82f23047c21e9b445827b65254517d21d82e07609f37a7dac7c6f47a

Download Submit
memory/1672-5-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/1672-8-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/1672-12-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/4228-0-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/4228-1-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/4228-7-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/4420-14-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download

Analysis

Sharing

Errors

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads