83ba4e290da54c23797a42fb6d97b9381a067134c8a19267071182ab8595473d

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-09-2024 21:15

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General

Target

3474cb43e12ca472dbfbafd53c6c74ce69e31d795a8cdbfac3a5a6fcfb3cedb6.bz2
Size

427KB
MD5

bb4913da413e00345a14bcc60505796b
SHA1

a9d470fe541b7ed668bb48d71db15eeb97d20047
SHA256

3474cb43e12ca472dbfbafd53c6c74ce69e31d795a8cdbfac3a5a6fcfb3cedb6
SHA512

2867a61ef8749c5a97ab91297e5fbaf36f936a62ba3312b5c3780cd91cc7b30688ccecf59010e5d45162819602e7d6abfa196128b3b3fdbb907b9e7dd35775ce
SSDEEP

6144:kgUOFUBE1LDEyqdeyQvw/svgI1vyAdlrCatN31hKuMApb7tae/mFHuz1qDiN86:kVex4H0Znxnlr3hUAp8hhA86

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 1 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

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2648	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2648	AcroRd32.exe
2648	AcroRd32.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 2236	2316	cmd.exe	32
PID 2316 wrote to memory of 2236	2316	cmd.exe	32
PID 2316 wrote to memory of 2236	2316	cmd.exe	32
PID 2236 wrote to memory of 2868	2236	rundll32.exe	33
PID 2236 wrote to memory of 2868	2236	rundll32.exe	33
PID 2236 wrote to memory of 2868	2236	rundll32.exe	33
PID 2868 wrote to memory of 2648	2868	rundll32.exe	35
PID 2868 wrote to memory of 2648	2868	rundll32.exe	35
PID 2868 wrote to memory of 2648	2868	rundll32.exe	35
PID 2868 wrote to memory of 2648	2868	rundll32.exe	35

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\3474cb43e12ca472dbfbafd53c6c74ce69e31d795a8cdbfac3a5a6fcfb3cedb6.bz2
1⤵
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\3474cb43e12ca472dbfbafd53c6c74ce69e31d795a8cdbfac3a5a6fcfb3cedb6.bz2
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2236
- - C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\3474cb43e12ca472dbfbafd53c6c74ce69e31d795a8cdbfac3a5a6fcfb3cedb6.bz2
    3⤵
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:2868
  - - 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\3474cb43e12ca472dbfbafd53c6c74ce69e31d795a8cdbfac3a5a6fcfb3cedb6.bz2"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of SetWindowsHookEx
      PID:2648

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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
4fa59490ee61d34d4035090dab62f97c

SHA1
dc2cfbdb8906aa660defde56e9456c9e7c3bb541

SHA256
6693a7d4225c488e2d1a83367b641703523c743363721321f8275844e6f88242

SHA512
5d88f0234329216dd4aacba056e5cb83cef1ed1b3e776d8283e43258be501e18756ef6e67ee6328d431b3765a8cea5ba619daa2ed9f44281e0d5fbb7643ac3f9

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