6b8a5f0172a346d08d8e6325b5d5354a01055bdd8332f93aa174ad27b0ec1bee

Analysis

max time kernel
119s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-08-2024 17:13

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General

Target

.bash_history
Size

30B
MD5

cd41a63f10a40680b3f60d5fc67af9db
SHA1

2aee20db5e38cbad53d26001025604dcb7643cf3
SHA256

7032a698c8561c88a6413cfdf4ee82994424f0bb78516b9c75972ee96890c354
SHA512

60b575fa7b76f05dd096f163c5b645abcd9b64bf961dbd73e6a81f38506ef1b39935dd3e4e16947d30d4c2ec2e5c2f4c50b90e8393dc30b7ed0ed731f20c7bff

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

Processes:

AcroRd32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 9 IoCs

Processes:

rundll32.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\bash_history_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\bash_history_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\bash_history_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\bash_history_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\.bash_history	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\.bash_history\ = "bash_history_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\bash_history_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\bash_history_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2816 AcroRd32.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

2816 AcroRd32.exe
2816 AcroRd32.exe
2816 AcroRd32.exe

pid	process
2816	AcroRd32.exe

pid	process
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2348 wrote to memory of 2916	2348	cmd.exe	rundll32.exe
PID 2348 wrote to memory of 2916	2348	cmd.exe	rundll32.exe
PID 2348 wrote to memory of 2916	2348	cmd.exe	rundll32.exe
PID 2916 wrote to memory of 2816	2916	rundll32.exe	AcroRd32.exe
PID 2916 wrote to memory of 2816	2916	rundll32.exe	AcroRd32.exe
PID 2916 wrote to memory of 2816	2916	rundll32.exe	AcroRd32.exe
PID 2916 wrote to memory of 2816	2916	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\.bash_history
1⤵
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\.bash_history
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2916
- - 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\.bash_history"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2816

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
5f28a2d04756a6d630620df1829fb6bc

SHA1
1960428309291a5ed4aca8a6845b979fda6232d9

SHA256
f529efa068aeb0f16f94ffb772fcfd927297d9295402c40f51226ec0781f08a7

SHA512
f5f4e0513daa325edd86ba175a8c43a09db96806cd45da9744419f0eb7af50159bc4604bed28479319b036e28a906794f3b5baf124f98f8aff8337048a4d2149

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