e5b98f79e84d434b44fe4dab6b0e7823772d32744249a8fb9fb2288d0b354b21

Resubmissions

07/07/2024, 12:33

240707-prjydasclk 3

Analysis

max time kernel
120s
max time network
130s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
07/07/2024, 12:33

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General

Target

scph10000.bin
Size

4.0MB
MD5

acf4730ceb38ac9d8c7d8e21f2614600
SHA1

aea061e6e263fdcc1c4fdbd68553ef78dae74263
SHA256

c4dad3b5c6ad58bce70a47fc332602880f041c0338ac6be89061c928f6919ab1
SHA512

1ef01ab94d6c75b788ac7fc37f965b3db6c69003faca2a955784fd65c64d898a151d8129367fa42dff22da3377aa376c21c0f28318927998425fcdf74a81d0a1
SSDEEP

49152:F0aOLlQM5NJucyhh5ETm8tXP/D4S7Z3540ze2TIMQfV6E:F0aYu/hh5x0V35xihBVV

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-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\bin_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\bin_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\.bin\ = "bin_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\bin_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\bin_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\bin_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\bin_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\.bin	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2688	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2688	AcroRd32.exe
2688	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 2764	2880	cmd.exe	31
PID 2880 wrote to memory of 2764	2880	cmd.exe	31
PID 2880 wrote to memory of 2764	2880	cmd.exe	31
PID 2764 wrote to memory of 2688	2764	rundll32.exe	32
PID 2764 wrote to memory of 2688	2764	rundll32.exe	32
PID 2764 wrote to memory of 2688	2764	rundll32.exe	32
PID 2764 wrote to memory of 2688	2764	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\scph10000.bin
1⤵
- Suspicious use of WriteProcessMemory
PID:2880
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\scph10000.bin
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2764
- - 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\scph10000.bin"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2688

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
0ba713a995ee4843fe0c5b3b920a3280

SHA1
eee57adf2579c1f52532096a3987dbaf2f254361

SHA256
ee08bde634b3b44a140f91d89e6b8749cd8c44c21612a2f11ce1dde9ff8a2f1c

SHA512
d658eedcff447441e6df02c4f1d6f1ad06c28c9fd08b195c479fdd1a90050b2781eb944cc2ed21b2f48efe29d09676018a7188f097717966e302059255a47c26

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