57e35a9db07b372120acd222627eba20e03d4baa88d5fc098e681ddd98b31e87

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
17-05-2024 20:33

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General

Target

file_x86x64_release/res_mods/1.23.0.0/scripts/client/gui/mods/mod_a.pyc
Size

114KB
MD5

a2f3ded45da8870e93e5d2186dab27e8
SHA1

3f8e0cddecc3827b33ec02cd78d192c18f1ddf82
SHA256

fc19237a4e9ae65829dbde384ce0de2c78b22d9577384dded9d4cde569a12742
SHA512

438621491061c7f14f59c48d0d2fdd637a17c058df13417e21d660d81632dbb826a6144032f6f9192ab9bb0afb46b8f6cf3982879dc9942261c2538dbd17187c
SSDEEP

3072:k6BVH7SBjeSCbupKVfG2yQJ23J+Svsy9k/TukuPMh:zrbKeWmDyQ+13kOPMh

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

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\pyc_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\pyc_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

3016 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

3016 AcroRd32.exe
3016 AcroRd32.exe

pid	process
3016	AcroRd32.exe

pid	process
3016	AcroRd32.exe
3016	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2900 wrote to memory of 2688	2900	cmd.exe	rundll32.exe
PID 2900 wrote to memory of 2688	2900	cmd.exe	rundll32.exe
PID 2900 wrote to memory of 2688	2900	cmd.exe	rundll32.exe
PID 2688 wrote to memory of 3016	2688	rundll32.exe	AcroRd32.exe
PID 2688 wrote to memory of 3016	2688	rundll32.exe	AcroRd32.exe
PID 2688 wrote to memory of 3016	2688	rundll32.exe	AcroRd32.exe
PID 2688 wrote to memory of 3016	2688	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\file_x86x64_release\res_mods\1.23.0.0\scripts\client\gui\mods\mod_a.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2900

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\file_x86x64_release\res_mods\1.23.0.0\scripts\client\gui\mods\mod_a.pyc
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2688

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\file_x86x64_release\res_mods\1.23.0.0\scripts\client\gui\mods\mod_a.pyc"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:3016

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Filesize
3KB

MD5
96a3d2851045e7200859763c1d1295ae

SHA1
d5658fde78bfbe5eed9943feef6bbe3fc723b19e

SHA256
f91fc8190e670a16f1b6f29c01932c047c9501d3b34a6728b628f400a0531e23

SHA512
c787ef1c7b6fa408b4160b6480e9353ba5d66e6e1097d9b8731ddec35dad5113b3172669085e261c90c40f80d7ccf526199f3a9de516ad13b2182aa04577ebdd

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