f0b4b60d127a7febae144cc266bc3c9ce7a04c219ebb949a5cba1bf3ade3a1ba

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
20/06/2024, 14:37

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General

Target

nokia s40/Micat.jad
Size

183KB
MD5

ca8efb26faa31f30d56421bcecf3e004
SHA1

1bdd1b4c494135b364338b0068a3589442da73ae
SHA256

a4cc4fb01b376e33d110a53fc2b5c3a493cdbc59ccd9065f463763bf94335e15
SHA512

9fbc086f65f1c1bc6ed7ead44c5c0fc53577a5d8b861fe23393e60f22286a030dc48377027155a5e13828965c83d4273cf2b4f1c30b4a61dcad08b0a4cb78b75
SSDEEP

3072:dCbIhHJI/uwuk0AdmBIHxoq7LPLlAEZMggWVMB02tFfZJs1FI4Ts:USHq/NlHdUIHH7ogxVMBHt3JkI4Ts

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-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\jad_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\jad_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\jad_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\jad_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\jad_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.jad	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.jad\ = "jad_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\jad_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2720	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2720	AcroRd32.exe
2720	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 948 wrote to memory of 2236	948	cmd.exe	29
PID 948 wrote to memory of 2236	948	cmd.exe	29
PID 948 wrote to memory of 2236	948	cmd.exe	29
PID 2236 wrote to memory of 2720	2236	rundll32.exe	30
PID 2236 wrote to memory of 2720	2236	rundll32.exe	30
PID 2236 wrote to memory of 2720	2236	rundll32.exe	30
PID 2236 wrote to memory of 2720	2236	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\nokia s40\Micat.jad"
1⤵
- Suspicious use of WriteProcessMemory
PID:948
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\nokia s40\Micat.jad
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2236
- - 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\nokia s40\Micat.jad"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2720

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

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Downloads

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

Filesize
3KB

MD5
7df240fd6bf3ac54fd8a6621cbed7e43

SHA1
6e16851a61ace725158816b8145e5b94d8054e6f

SHA256
74ca95980161e0d260afd5fcac484d3ecc1d97d9a95f75673e89ffc70b94cf79

SHA512
e0e96fb1356852cf2084e7fa39478c38078b0896f5911c65fac1f6b371f0c612633c465140a048e7d2eb9fe3802428c7a9a87dbad8e0d89a12e42e0750b93d74

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