9d8763451c2bd900dbf10e3cdb16132ec706b8e13dbd563aa15835d5b2d8cc4d

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
04-08-2024 21:13

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General

Target

resources/app/src/assets/icon.icns
Size

52KB
MD5

a9ac947c7d14b1827647cd7232df4994
SHA1

4d914955e8d9dcc566e56d912dc4227e5048bf4e
SHA256

3163ed50c1b8301bb87cbbe983d87e072aaf1fa4b9c2e5917a9df858033059a9
SHA512

49c664e58050a47efce4da174658bfa94efb434d93a896edc9658a0b594c818a0a98254c197e241ee9c235d0707baa7efa4f7b3f571f10c48c4bd6c2facd538f
SSDEEP

1536:wu8c5oFMRj2A+zRBWQ7bxIqcY0652Ke1YfR93rkQ:wuJoFMFGyQJIqcY0O2KWYv7kQ

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

Modifies registry class 9 IoCs

Processes:

rundll32.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\.icns\ = "icns_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\icns_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\icns_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\icns_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\icns_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\.icns	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\icns_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\icns_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid	Process
2764	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid	Process
2764	AcroRd32.exe
2764	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	Process	procid_target
PID 1884 wrote to memory of 2232	1884	cmd.exe	32
PID 1884 wrote to memory of 2232	1884	cmd.exe	32
PID 1884 wrote to memory of 2232	1884	cmd.exe	32
PID 2232 wrote to memory of 2764	2232	rundll32.exe	33
PID 2232 wrote to memory of 2764	2232	rundll32.exe	33
PID 2232 wrote to memory of 2764	2232	rundll32.exe	33
PID 2232 wrote to memory of 2764	2232	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\resources\app\src\assets\icon.icns
1⤵
- Suspicious use of WriteProcessMemory
PID:1884
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\resources\app\src\assets\icon.icns
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2232
- - 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\resources\app\src\assets\icon.icns"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2764

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
e598dfa88f95895ee1a75bce790861ef

SHA1
d440f6f3f18434c1a6f46de57cd41fc07cbe8448

SHA256
2dcfca87cab3aa9cee1246dfdb9c776f786199a7592ce0e78f5879247a854f5b

SHA512
e498553ed705f49553537972c185c6a9ce75cb6cbe9b2e1c1d5d2f0d63b54801852185526f2f13c71d3d8d5353c053d1bc7a3b7124130c8833053112d95daca7

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