9309cbe621ced13494dd892250ea9ef33716713f316c384ad094b7dbd1ff73a3

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
06-06-2024 16:40

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General

Target

CollapseLoader-1.2.5/collapse/utils/LogChecker.py
Size

646B
MD5

3fc9a7009016bd24d8319643b5ff21d8
SHA1

a8e47a1f1de56f94ed7f3b753958a7db5d983d5d
SHA256

bf1f703d0172af4663ca9982424dc558694603214d26915ccd05a9862180be30
SHA512

b0b35d45dcaf80c798cca780f0b851b0085bb38ba58fb05060156bc588d0b57747a77082edca691d2f384df1d553394aefafeabe1be907106709ddb0b239f5d1

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-1-5-21-3452737119-3959686427-228443150-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\py_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_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-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\.py	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\py_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2852	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2852	AcroRd32.exe
2852	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 2576	2100	cmd.exe	29
PID 2100 wrote to memory of 2576	2100	cmd.exe	29
PID 2100 wrote to memory of 2576	2100	cmd.exe	29
PID 2576 wrote to memory of 2852	2576	rundll32.exe	30
PID 2576 wrote to memory of 2852	2576	rundll32.exe	30
PID 2576 wrote to memory of 2852	2576	rundll32.exe	30
PID 2576 wrote to memory of 2852	2576	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\CollapseLoader-1.2.5\collapse\utils\LogChecker.py
1⤵
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\CollapseLoader-1.2.5\collapse\utils\LogChecker.py
  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\CollapseLoader-1.2.5\collapse\utils\LogChecker.py"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2852

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
1ac5c1c1de149b2bb44c0ed03fdfddbc

SHA1
2fc84c6495425c585ff27bddfd92a9e58862f0e8

SHA256
93bee330d2c05c169d1d0b63a15e20cf59855e3b94c0b77fe2269f9dc8345147

SHA512
52a42fb7e71c294bb34953c29c1364a45b1f25c8fdc9ba160480e107a248b4c8459eee572dbc3a2c92933d9e9c27036d8a1f1f021e5fcc53034cdbfa80bce29a

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