c001c1e652effac7f5d9fe7d8988741e5480d23a1eeda058c028a862ecd60546

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
11/05/2024, 06:24

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General

Target

Fallout76RemovedNexusMods/NoStaggerAnimations.ba2
Size

139KB
MD5

f333b7f965d3830063de2e08db66f370
SHA1

b5c256257e67fe5288e04e8d12a0e591826c5a1c
SHA256

50e706ff6263f3c78cff891872182bf67f663044e6148d1bfd0271d5064b500f
SHA512

a85c5f566b2bfd034b5aa1bc71ec885bd0521a0f0261bfc81be9a45fc6924d256171a8d38bfeaf41b027ac972d7842ee3805d584823a6db9ae27fc456e6b84b9
SSDEEP

1536:sJA/ggggggggggggggggggggggggggggggggggggggggggggggggggggggggggg3:sm0

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\ba2_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.ba2	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.ba2\ = "ba2_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\ba2_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\ba2_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\ba2_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\ba2_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\ba2_auto_file\	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2628	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2628	AcroRd32.exe
2628	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2920 wrote to memory of 2040	2920	cmd.exe	29
PID 2920 wrote to memory of 2040	2920	cmd.exe	29
PID 2920 wrote to memory of 2040	2920	cmd.exe	29
PID 2040 wrote to memory of 2628	2040	rundll32.exe	30
PID 2040 wrote to memory of 2628	2040	rundll32.exe	30
PID 2040 wrote to memory of 2628	2040	rundll32.exe	30
PID 2040 wrote to memory of 2628	2040	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Fallout76RemovedNexusMods\NoStaggerAnimations.ba2
1⤵
- Suspicious use of WriteProcessMemory
PID:2920
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Fallout76RemovedNexusMods\NoStaggerAnimations.ba2
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2040
- - 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\Fallout76RemovedNexusMods\NoStaggerAnimations.ba2"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2628

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
ab83e352824cdd4ffed0ca7f0fc964ad

SHA1
c377e4b09d376e6d29d695d2e0e6018a437aa5a7

SHA256
9daa6a7ed9b565f5e50bc5eeb3af68325b696599d7e04fde90e495b65708afcb

SHA512
2bb5bea3429564de3b0bb46d5dc52e6be0ff153a4ab7ea093d27cbea66ee29771c7b7771d15eaa46cbc33407eb0ab6312847341f19a6e76c22826a5ba1e4370f

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