f19a78af49f7491a569092e907e3df8175429641cb6f0031cd6703cde239ef96

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
03/07/2024, 21:34

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General

Target

Geode.pdb
Size

44.9MB
MD5

73e8f1f93af215c0d5c66274f262abf5
SHA1

05b6190317b3d6a27dd13dd5cb8427ae044b1bd2
SHA256

a14dbdfaafc80a35847a755804228597c4c279cdc17e3e57c43d714ee7c8a700
SHA512

d910eade05a6f6e6c9f35df4ef2b03aca4a4fdee6f36d7e54c0b10537e41d64a2393916ed8bd603b760d890c61b7cebb7d4f84a62a8a0e1b7e60029966854ac0
SSDEEP

196608:WIZ4VSOeyOx6Taw6RH6gsK8t4Yvf9PquKLDZ2phdwiqHrk+ySs1FI4m/idbwDPyE:WA57xSvCmUc7O

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-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\pdb_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_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-1-5-21-3691908287-3775019229-3534252667-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\pdb_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\pdb_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\pdb_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\.pdb	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\.pdb\ = "pdb_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\pdb_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2648	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2648	AcroRd32.exe
2648	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 2616	2384	cmd.exe	29
PID 2384 wrote to memory of 2616	2384	cmd.exe	29
PID 2384 wrote to memory of 2616	2384	cmd.exe	29
PID 2616 wrote to memory of 2648	2616	rundll32.exe	30
PID 2616 wrote to memory of 2648	2616	rundll32.exe	30
PID 2616 wrote to memory of 2648	2616	rundll32.exe	30
PID 2616 wrote to memory of 2648	2616	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Geode.pdb
1⤵
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Geode.pdb
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2616
- - 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\Geode.pdb"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2648

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
59ceb50efcfaecf51c75bc238dcac2fe

SHA1
269aec6db0e289c43ec76e6ea36a6cf2bda64d55

SHA256
e439eb5b6e4abe6cf535257f89a7504237e0bb40362abcb3e9ed0df2b2761e74

SHA512
8133fbe9b29f31c52943b873dc63ba01ae8b7ed1aa1fbe25a5d44a21f7bfb7f346274b6bf38b30bbc34e9e1a6f091a5c5ecb0856f16698a5e48ea1c9490dc651

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