54f710b2dadab6bab00f29eda586e37743dbebe28b2f5fdd623f87db8e1dab62

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
05/08/2024, 23:07

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General

Target

Payload/TrollFools.app/zh-Hans.lproj/Localizable.strings
Size

2KB
MD5

d60262f58e5794debd6dd0672bfa5ccc
SHA1

93670fd7f9d7d11b849221b16fe0e06d81c00d16
SHA256

922ec4b3d58aee885eccb19e1ed6335a8ec136bfcc236c14ef7fd03dd3208e0c
SHA512

a0110b076938abcd4c59464940b99e6dcd16ebc974cd6274144cdd2b1275d864931443adab3da34c8f008b0c69ce8e0aa7edff66685006a3e43dbfc6088625fb

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\strings_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\strings_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\strings_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\.strings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\.strings\ = "strings_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\strings_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\strings_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
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\strings_auto_file	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2636	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2636	AcroRd32.exe
2636	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2500 wrote to memory of 2196	2500	cmd.exe	32
PID 2500 wrote to memory of 2196	2500	cmd.exe	32
PID 2500 wrote to memory of 2196	2500	cmd.exe	32
PID 2196 wrote to memory of 2636	2196	rundll32.exe	33
PID 2196 wrote to memory of 2636	2196	rundll32.exe	33
PID 2196 wrote to memory of 2636	2196	rundll32.exe	33
PID 2196 wrote to memory of 2636	2196	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Payload\TrollFools.app\zh-Hans.lproj\Localizable.strings
1⤵
- Suspicious use of WriteProcessMemory
PID:2500
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Payload\TrollFools.app\zh-Hans.lproj\Localizable.strings
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2196
- - 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\Payload\TrollFools.app\zh-Hans.lproj\Localizable.strings"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2636

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
e35123b0f8a4057d141a788480f05d69

SHA1
aebdafad40c5328894d2344d53d92b206deb6784

SHA256
2bb356e83a4d2c33cd7a87704f126b7da7af2a5e6884df51310a40c3fe8a4830

SHA512
91a4931fbf4077622f5453b86817af2e699fb7a9c1b9739a9fcaa55e6cb2d7e66c63a88d872eccfca19de6b7c78f4adddc775481882fc2b1080e9546319e10de

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