2dbf27909ae942e4750db2a186e7548b37919fe638f82cddca7e95b29fb847f0

Analysis

max time kernel
118s
max time network
125s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
23-06-2024 23:23

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General

Target

Lossless.Scaling.v2.8.2/Lossless Scaling/LosslessScaling.pdb
Size

38KB
MD5

24dc87779bcd6c5990fda64961a0ae48
SHA1

337bbff2d2c008258a450a30acf22fe7485664d0
SHA256

5535db37dcc58f02abe44c5ec9ed7399b692ff82a4768125821f72a4920a9405
SHA512

04f7c735126b38eb0a080f443b8b99c3d27434c051fe4ffb1850f4be78d85c62f6ff0926bc2aefb96b0f7fdbd9aeee0088b8ac05590198ba1fb7d979c274c18f
SSDEEP

768:fTRMDIjvTfKpipRGLGHJv2vDnn78dLVnEoCPbnG:f++vTJGWOvDn78NxCP6

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
Set value (str)	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_CLASSES\pdb_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_CLASSES\pdb_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_CLASSES\pdb_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_CLASSES\pdb_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_CLASSES\pdb_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_CLASSES\.pdb	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_CLASSES\.pdb\ = "pdb_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_CLASSES\pdb_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2672	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2672	AcroRd32.exe
2672	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 2576	2392	cmd.exe	29
PID 2392 wrote to memory of 2576	2392	cmd.exe	29
PID 2392 wrote to memory of 2576	2392	cmd.exe	29
PID 2576 wrote to memory of 2672	2576	rundll32.exe	30
PID 2576 wrote to memory of 2672	2576	rundll32.exe	30
PID 2576 wrote to memory of 2672	2576	rundll32.exe	30
PID 2576 wrote to memory of 2672	2576	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Lossless.Scaling.v2.8.2\Lossless Scaling\LosslessScaling.pdb"
1⤵
- Suspicious use of WriteProcessMemory
PID:2392
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Lossless.Scaling.v2.8.2\Lossless Scaling\LosslessScaling.pdb
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2576
- - 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\Lossless.Scaling.v2.8.2\Lossless Scaling\LosslessScaling.pdb"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2672

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
988ea127bcac93b9b31cfea234e43509

SHA1
ce32820158e630a029a43b56547e0812a9374f8a

SHA256
c3075a7b0310d4c96f11e7b03871a11d2dac77e45e8df8b37b03566bd1b20faf

SHA512
7c6738bd1958182a3ab0dd9953e1c5aa84b0ad5a76bd957e55c96fa1b7c1bffacec157a038de3f9785a99cd1fd6e8ef4632679d3e4921fa67335cbf74271ca47

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