4c45066d402b9a63075d95d67f4fa66112956fb04819019d16a7363a0fa87b2a

Analysis

max time kernel
1566s
max time network
1570s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
12-02-2024 18:48

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General

Target

AIMr.py
Size

5KB
MD5

187fd9f9995b79723906edb71273dd1d
SHA1

2a96e13f6afe921bd59094126cc05a9afe306da8
SHA256

a280925c9eb08aa2d1141214d7e8ae7bb815fa8861e95d96c8d9ca7a65365094
SHA512

fcad6b817cf3b3741e280c16535fb409a98be7dd2e47748256d3114eaadc73ff0ee7e52d2da9f51eb03c3cce3e6c3862ccfddc007b941136b3a74afcc7501568
SSDEEP

48:fYfsxutzPhbSJN87exCKVThdNkqEgML5rPLgLXJSwR79JdD+3qDuRHzg5s9v+yhb:f/xutsD8qjdN5yLNebrJdDCqOvgAlf

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-1-5-21-3308111660-3636268597-2291490419-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000_CLASSES\py_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000_CLASSES\py_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2564 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2564 AcroRd32.exe
2564 AcroRd32.exe

pid	process
2564	AcroRd32.exe

pid	process
2564	AcroRd32.exe
2564	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2164 wrote to memory of 2784	2164	cmd.exe	rundll32.exe
PID 2164 wrote to memory of 2784	2164	cmd.exe	rundll32.exe
PID 2164 wrote to memory of 2784	2164	cmd.exe	rundll32.exe
PID 2784 wrote to memory of 2564	2784	rundll32.exe	AcroRd32.exe
PID 2784 wrote to memory of 2564	2784	rundll32.exe	AcroRd32.exe
PID 2784 wrote to memory of 2564	2784	rundll32.exe	AcroRd32.exe
PID 2784 wrote to memory of 2564	2784	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\AIMr.py
1⤵
- Suspicious use of WriteProcessMemory
PID:2164

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\AIMr.py
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2784

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\AIMr.py"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2564

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
44f88d9910660f2af6bcb85dae591b60

SHA1
082be8e89930d72a8c9bee6e76da4a5ec82082e2

SHA256
e840cf7720ae66a1e01fcb078d74fa3dfc20b7ce55be42f4d4fb7640c96c3a62

SHA512
b2b8a9ebf0a6265d4013a3a6ed92caee44bbfd9d7951efe2901813a93d838bc07c6df0348a69206506d819b2809a716bce5b092f04d151c4dc21e964320cd3b6

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