15c7e5e81d3c9c27ac8ee54fe02dd9d9adadcdd13bd758a0d501ad60f531ef46

Analysis

max time kernel
2s
max time network
9s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
04/07/2024, 17:38

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Reason

Machine shutdown

Report Analysis Logs

General

Target

script.vbs
Size

894B
MD5

e4eb801891b1e2d31bbf92ab4dbdc129
SHA1

b02944319c438a6bcdd52e1052eb1c23d7008230
SHA256

15c7e5e81d3c9c27ac8ee54fe02dd9d9adadcdd13bd758a0d501ad60f531ef46
SHA512

2ef19f1758a9c32d64f7ae8fe9716e98913bd5748acc76fe76b87d1b6bd6ea4eb349086b74f256ced24867bef284500c69c0e98a73335ca15828148a3a348a6a

Score

10^/10

evasion trojan

Malware Config

Signatures

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	powershell.exe

Checks computer location settings 2 TTPs 3 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Control Panel\International\Geo\Nation	cmd.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Control Panel\International\Geo\Nation	cmd.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\death\msgbox.vbs	WScript.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000_Classes\Local Settings	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3724	powershell.exe
3724	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3724	powershell.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 4964 wrote to memory of 3724	4964	WScript.exe	83
PID 4964 wrote to memory of 3724	4964	WScript.exe	83
PID 4964 wrote to memory of 3632	4964	WScript.exe	85
PID 4964 wrote to memory of 3632	4964	WScript.exe	85
PID 4964 wrote to memory of 2436	4964	WScript.exe	87
PID 4964 wrote to memory of 2436	4964	WScript.exe	87
PID 4964 wrote to memory of 2340	4964	WScript.exe	89
PID 4964 wrote to memory of 2340	4964	WScript.exe	89
PID 4964 wrote to memory of 3048	4964	WScript.exe	91
PID 4964 wrote to memory of 3048	4964	WScript.exe	91
PID 4964 wrote to memory of 3628	4964	WScript.exe	93
PID 4964 wrote to memory of 3628	4964	WScript.exe	93
PID 4964 wrote to memory of 3672	4964	WScript.exe	95
PID 4964 wrote to memory of 3672	4964	WScript.exe	95
PID 4964 wrote to memory of 3496	4964	WScript.exe	97
PID 4964 wrote to memory of 3496	4964	WScript.exe	97
PID 4964 wrote to memory of 4896	4964	WScript.exe	99
PID 4964 wrote to memory of 4896	4964	WScript.exe	99
PID 4964 wrote to memory of 1620	4964	WScript.exe	101
PID 4964 wrote to memory of 1620	4964	WScript.exe	101
PID 4964 wrote to memory of 4588	4964	WScript.exe	103
PID 4964 wrote to memory of 4588	4964	WScript.exe	103
PID 4964 wrote to memory of 1500	4964	WScript.exe	105
PID 4964 wrote to memory of 1500	4964	WScript.exe	105
PID 3632 wrote to memory of 868	3632	cmd.exe	107
PID 3632 wrote to memory of 868	3632	cmd.exe	107
PID 4964 wrote to memory of 2756	4964	WScript.exe	108
PID 4964 wrote to memory of 2756	4964	WScript.exe	108

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\script.vbs"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4964
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-ItemProperty -Path REGISTRY::HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies\System -Name EnableLUA -Value 0
  2⤵
  - UAC bypass
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3724
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start C:\Windows\death\msgbox.vbs
  2⤵
  - Checks computer location settings
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:3632
- - C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Windows\death\msgbox.vbs"
    3⤵
    PID:868
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start C:\Windows\death\msgbox.vbs
  2⤵
  PID:2436
- - C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Windows\death\msgbox.vbs"
    3⤵
    PID:4104
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start C:\Windows\death\msgbox.vbs
  2⤵
  - Checks computer location settings
  PID:2340
- - C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Windows\death\msgbox.vbs"
    3⤵
    PID:3592
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start C:\Windows\death\msgbox.vbs
  2⤵
  PID:3048
- - C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Windows\death\msgbox.vbs"
    3⤵
    PID:2412
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start C:\Windows\death\msgbox.vbs
  2⤵
  PID:3628
- - C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Windows\death\msgbox.vbs"
    3⤵
    PID:3448
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start C:\Windows\death\msgbox.vbs
  2⤵
  PID:3672
- - C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Windows\death\msgbox.vbs"
    3⤵
    PID:632
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start C:\Windows\death\msgbox.vbs
  2⤵
  PID:3496
- - C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Windows\death\msgbox.vbs"
    3⤵
    PID:3736
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start C:\Windows\death\msgbox.vbs
  2⤵
  PID:4896
- - C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Windows\death\msgbox.vbs"
    3⤵
    PID:4448
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start C:\Windows\death\msgbox.vbs
  2⤵
  PID:1620
- - C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Windows\death\msgbox.vbs"
    3⤵
    PID:404
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start C:\Windows\death\msgbox.vbs
  2⤵
  PID:4588
- - C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Windows\death\msgbox.vbs"
    3⤵
    PID:528
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start C:\Windows\death\msgbox.vbs
  2⤵
  PID:1500
- - C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Windows\death\msgbox.vbs"
    3⤵
    PID:4312
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start C:\Windows\death\msgbox.vbs
  2⤵
  PID:2756
- - C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Windows\death\msgbox.vbs"
    3⤵
    PID:396
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start C:\Windows\death\msgbox.vbs
  2⤵
  PID:4268
- - C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Windows\death\msgbox.vbs"
    3⤵
    PID:4456
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start C:\Windows\death\msgbox.vbs
  2⤵
  PID:2364
- - C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Windows\death\msgbox.vbs"
    3⤵
    PID:952
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start C:\Windows\death\msgbox.vbs
  2⤵
  PID:3052
- - C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Windows\death\msgbox.vbs"
    3⤵
    PID:1636
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start C:\Windows\death\msgbox.vbs
  2⤵
  PID:4516
- - C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Windows\death\msgbox.vbs"
    3⤵
    PID:3944
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c shutdown /r /t 0
  2⤵
  PID:1008
- - C:\Windows\system32\shutdown.exe
    shutdown /r /t 0
    3⤵
    PID:1432

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa3940855 /state1:0x41c64e6d
1⤵
PID:3976

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_lf3occym.a23.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Windows\death\msgbox.vbs

Filesize
28B

MD5
b6e919a1dc3cba72b24ea865f4bf9e71

SHA1
d0301379a04c0a87c5637d5621fa68086fbb89d0

SHA256
907a059c55000bae173089ac312476ee122d28fb053dd872ec4dc6fea8bef907

SHA512
b17bdfc11ea71f2fc9d91cce7e72b321f40a06a969c771f025c96edcaed303513d3ee62aee20dd6891ed3198f254710ae40d0d3005f6ff51cd05612210626104

Download Submit
memory/3724-0-0x00007FFFBAF73000-0x00007FFFBAF75000-memory.dmp

Filesize
8KB

Download
memory/3724-1-0x000002C833FA0000-0x000002C833FC2000-memory.dmp

Filesize
136KB

Download
memory/3724-11-0x00007FFFBAF70000-0x00007FFFBBA31000-memory.dmp

Filesize
10.8MB

Download
memory/3724-12-0x00007FFFBAF70000-0x00007FFFBBA31000-memory.dmp

Filesize
10.8MB

Download
memory/3724-15-0x00007FFFBAF70000-0x00007FFFBBA31000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

Errors

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads