4054597a56dc5867ec53af1767416a5336e09423ecd101d8ee52aaad8a3547c6

Analysis

max time kernel
102s
max time network
18s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
13/09/2024, 19:43

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General

Target

org/spongepowered/asm/lib/tree/FieldInsnNode.class
Size

1KB
MD5

ab314ce943366a540f77632bc2f25df5
SHA1

d2fff2aa97bcf5f45ee7aa191f7612053323689a
SHA256

82e6ff1d5fe887dded474de6c6a422e0544a1f94b4769eb084c659a16513aee9
SHA512

a91a3c6de0f8c4036e2e7e5649db7c2c288843b4c28264ec9debb1eb81909564df2cdc110626bd99e21c6d5163c9636dd467b1b60faca4725f16c15ea92ce922

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-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\class_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\class_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\class_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\class_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\.class	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\.class\ = "class_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\class_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\class_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1636	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1636	AcroRd32.exe
1636	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2312 wrote to memory of 2960	2312	cmd.exe	31
PID 2312 wrote to memory of 2960	2312	cmd.exe	31
PID 2312 wrote to memory of 2960	2312	cmd.exe	31
PID 2960 wrote to memory of 1636	2960	rundll32.exe	32
PID 2960 wrote to memory of 1636	2960	rundll32.exe	32
PID 2960 wrote to memory of 1636	2960	rundll32.exe	32
PID 2960 wrote to memory of 1636	2960	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\org\spongepowered\asm\lib\tree\FieldInsnNode.class
1⤵
- Suspicious use of WriteProcessMemory
PID:2312
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\org\spongepowered\asm\lib\tree\FieldInsnNode.class
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2960
- - 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\org\spongepowered\asm\lib\tree\FieldInsnNode.class"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:1636

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
c2e41bae01aacc44232f7230fd8b1d3f

SHA1
cf057fde3385cda84b002798904e472159245b5f

SHA256
034259ad643d0b8849b947d62b66734f4250df2cb84cc092507cb94b21a3f507

SHA512
bb831bbc44b4b393e616d84f3da6c403759fcab8e770eca8102ea36b657a6b3cffdda72b22c7bebac91806418b845ec1b1c21fad0346653e9404fbfb637ab0f4

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