25c674badb8516017bacf3f7c6c69623e9bb699a896c07afaab92645afda58d0

Analysis

max time kernel
118s
max time network
121s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
22/08/2023, 10:33

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General

Target

.jgapp
Size

16B
MD5

d635f02e831e9096464917947b321c68
SHA1

38de594a561a3eed0671081fba1c01a2b9b03185
SHA256

37200b5f5d03c9cdb217bab4a98d773e4cb9899baec32d84825ad38250568b5f
SHA512

f6134bd16f0609bacd7dc8bf5042b9e210a4e3db03ea9d1f22fc80e900d96181c0cf89249a1bd8310b6af360dd47f5165fd7b86e3da29cc16fdb5325d6ecb2e7

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-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\jgapp_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\jgapp_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\.jgapp	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\.jgapp\ = "jgapp_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\jgapp_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\jgapp_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\jgapp_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\jgapp_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2440 wrote to memory of 2980	2440	cmd.exe	29
PID 2440 wrote to memory of 2980	2440	cmd.exe	29
PID 2440 wrote to memory of 2980	2440	cmd.exe	29
PID 2980 wrote to memory of 2376	2980	rundll32.exe	30
PID 2980 wrote to memory of 2376	2980	rundll32.exe	30
PID 2980 wrote to memory of 2376	2980	rundll32.exe	30
PID 2980 wrote to memory of 2376	2980	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\.jgapp
1⤵
- Suspicious use of WriteProcessMemory
PID:2440
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\.jgapp
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2980
- - 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\.jgapp"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:2376

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
a9060334f574aaa2749d9e4f19277b62

SHA1
8f127d81f350d66fa8fef16069ac679e586931bd

SHA256
578bd35e90cc59d61f5f5828d6375b7f693b85ec08191a0fa6499a24d9093896

SHA512
6e0dea3eef5faa90fb26518cb0dac2fe6f79f1e0a12265b8b605c9a8379b144a4114e1a98413d72b53de946bebc3ea3261a2a8a5792ab39ab368d96bdd719272

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