f497fcc25b5e1992ed5e9887363049dcf2163b91bc0eef4a66755ae6ff5283db

Analysis

max time kernel
95s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
06-01-2025 07:11

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General

Target

Exitlag/Exitlag.exe
Size

71.1MB
MD5

50c9ab0b2423ac229c46cc00fe90bc3c
SHA1

e0bee49bc0120aa8f84b65a26cb2d25e943e5b79
SHA256

b4ddfe40ced34d89fc71db575c2a68c17c79551338411f012a2f28764c09a870
SHA512

de0c0c2bb751c7fddbf8c5502dbc6b88414754b839f66fa7930c8e6788b69e2394b4040b0dfcad4b3add97dee9094b2f97fa2b1b5dd11165eb59bfe6714ac4f9
SSDEEP

3072:Dc69mBoayt0cg6rlagjm2lXImnS7meRtZUBRPhutDFdM3fkdJ41:D/m2a7cxx59nxGtZykDFdIB

Score

8^/10

execution persistence

Malware Config

Signatures

Downloads MZ/PE file

Checks computer location settings 2 TTPs 1 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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	Exitlag.exe

Executes dropped EXE 2 IoCs

pid	Process
1368	butty.exe
2960	butty.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WinDiesel = "C:\\Users\\Admin\\AppData\\Local\\Temp\\copied_self.exe"	butty.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
1164	powershell.exe
1112	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1368 set thread context of 2960	1368	butty.exe	91

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1164	powershell.exe
1164	powershell.exe
1112	powershell.exe
1112	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1164	powershell.exe
Token: SeDebugPrivilege	1112	powershell.exe
Token: SeDebugPrivilege	4988	Exitlag.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 4988 wrote to memory of 1164	4988	Exitlag.exe	82
PID 4988 wrote to memory of 1164	4988	Exitlag.exe	82
PID 4988 wrote to memory of 1112	4988	Exitlag.exe	87
PID 4988 wrote to memory of 1112	4988	Exitlag.exe	87
PID 4988 wrote to memory of 1368	4988	Exitlag.exe	90
PID 4988 wrote to memory of 1368	4988	Exitlag.exe	90
PID 1368 wrote to memory of 2960	1368	butty.exe	91
PID 1368 wrote to memory of 2960	1368	butty.exe	91
PID 1368 wrote to memory of 2960	1368	butty.exe	91
PID 1368 wrote to memory of 2960	1368	butty.exe	91
PID 1368 wrote to memory of 2960	1368	butty.exe	91
PID 1368 wrote to memory of 2960	1368	butty.exe	91
PID 1368 wrote to memory of 2960	1368	butty.exe	91
PID 1368 wrote to memory of 2960	1368	butty.exe	91
PID 1368 wrote to memory of 2960	1368	butty.exe	91
PID 1368 wrote to memory of 2960	1368	butty.exe	91

C:\Users\Admin\AppData\Local\Temp\Exitlag\Exitlag.exe
"C:\Users\Admin\AppData\Local\Temp\Exitlag\Exitlag.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4988
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -ExecutionPolicy Bypass -Command "Set-MpPreference -DisableRealtimeMonitoring $true"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1164
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -ExecutionPolicy Bypass -Command "Set-MpPreference -UILockdown $true"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1112
- C:\Users\Admin\AppData\Local\Temp\butty.exe
  "C:\Users\Admin\AppData\Local\Temp\butty.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1368
- - C:\Users\Admin\AppData\Local\Temp\butty.exe
    "C:\Users\Admin\AppData\Local\Temp\butty.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    PID:2960

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

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\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
2e907f77659a6601fcc408274894da2e

SHA1
9f5b72abef1cd7145bf37547cdb1b9254b4efe9d

SHA256
385da35673330e21ac02545220552fe301fe54dedefbdafc097ac4342a295233

SHA512
34fa0fff24f6550f55f828541aaefe5d75c86f8f0842d54b50065e9746f9662bb7209c74c9a9571540b9855bb3851f01db613190024e89b198d485bb5dc07721

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3du0xxqw.4hi.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\butty.exe

Filesize
3.1MB

MD5
3c3a898442526b47ad166a3774263e3e

SHA1
3e468fdc7ca16461f934559391d70b7296693d97

SHA256
5be48844ce2ddefeac5d05580d420cb64990e82e89504b930cfb30962a5ce441

SHA512
22ccaed307c4a2ab16ab3eb1dc00deff233f3d734730193d65c2a52bb208da8ab68c98e4605b3846c28fcc6b0106e5e2e31c52161d073e6eae75cd955beb89fd

Download Submit
memory/1164-18-0x00007FFD55DD0000-0x00007FFD56891000-memory.dmp

Filesize
10.8MB

Download
memory/1164-9-0x00007FFD55DD0000-0x00007FFD56891000-memory.dmp

Filesize
10.8MB

Download
memory/1164-14-0x00007FFD55DD0000-0x00007FFD56891000-memory.dmp

Filesize
10.8MB

Download
memory/1164-15-0x00007FFD55DD0000-0x00007FFD56891000-memory.dmp

Filesize
10.8MB

Download
memory/1164-8-0x00000183FD1C0000-0x00000183FD1E2000-memory.dmp

Filesize
136KB

Download
memory/2960-39-0x0000000140000000-0x0000000140080000-memory.dmp

Filesize
512KB

Download
memory/2960-41-0x0000000140000000-0x0000000140080000-memory.dmp

Filesize
512KB

Download
memory/2960-43-0x0000000140000000-0x0000000140080000-memory.dmp

Filesize
512KB

Download
memory/2960-46-0x0000000140000000-0x0000000140080000-memory.dmp

Filesize
512KB

Download
memory/4988-0-0x00007FFD55DD3000-0x00007FFD55DD5000-memory.dmp

Filesize
8KB

Download
memory/4988-2-0x00007FFD55DD0000-0x00007FFD56891000-memory.dmp

Filesize
10.8MB

Download
memory/4988-1-0x000002C187410000-0x000002C18BB3A000-memory.dmp

Filesize
71.2MB

Download
memory/4988-45-0x00007FFD55DD0000-0x00007FFD56891000-memory.dmp

Filesize
10.8MB

Download