d4c28d5ed3dc497da4e729621f95ef99234bbf701a446cccb0d7ea8989d0c26f

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
08/08/2024, 17:13

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General

Target

02.08.2022128.sh
Size

234KB
MD5

475625828e756610c6d83f82a1453e34
SHA1

f7386e3d57212bbe905eea9716ed21d597494d61
SHA256

d4c28d5ed3dc497da4e729621f95ef99234bbf701a446cccb0d7ea8989d0c26f
SHA512

c3885eb90cf9218802116f9f2b87202fdc8efe47b821c09315de034e919f948917b855128e7ae28b24bfad0899bd78692665e9d5e3a55bf9cd817dcc0e690dca
SSDEEP

6144:JLxzq2jlZwaooC4OLgDVgbwiaoMcSxODijQijQN889jQ:q2jlZwazNxZI1McLDisijn

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 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\sh_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\sh_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\.sh	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\sh_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\sh_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\sh_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\.sh\ = "sh_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\sh_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2740	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2740	AcroRd32.exe
2740	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2584 wrote to memory of 2724	2584	cmd.exe	31
PID 2584 wrote to memory of 2724	2584	cmd.exe	31
PID 2584 wrote to memory of 2724	2584	cmd.exe	31
PID 2724 wrote to memory of 2740	2724	rundll32.exe	32
PID 2724 wrote to memory of 2740	2724	rundll32.exe	32
PID 2724 wrote to memory of 2740	2724	rundll32.exe	32
PID 2724 wrote to memory of 2740	2724	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\02.08.2022128.sh
1⤵
- Suspicious use of WriteProcessMemory
PID:2584
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\02.08.2022128.sh
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2724
- - 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\02.08.2022128.sh"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2740

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
8b0a5805df43253cacd036c65bc0b500

SHA1
f5b65db13f9eecbbdfad770d1c65a19bbbefdbda

SHA256
4a16969fc04c7739d34d7e071df7999a82a1b9601850484b5034d89d2dd0a67c

SHA512
0e830447e2ec31e889cb7779145a5927ffb7b853423e1cc9e8af4e0718ad4e829fb856a1607b6c28c17c042889de2b02b94336f1008d4263d858654becaa776a

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