e5b98f79e84d434b44fe4dab6b0e7823772d32744249a8fb9fb2288d0b354b21

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
15-04-2024 21:08

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General

Target

scph39001.bin
Size

4.0MB
MD5

d5ce2c7d119f563ce04bc04dbc3a323e
SHA1

f9a5d629a036b99128f7cb530c6e3ca016e9c8b7
SHA256

f4c948e61a291d4b3f92a141e550cf8357204287a31ff784caccbedaef910c9d
SHA512

9c1bacb8996a084f91124ea4e36cea7ed303ae90ede320ca79f070a2f5ee51c5e4b6297c9e3e20d88391e3a7ba78eca61a55f4aabc4fac2b944c3458cad845f6
SSDEEP

49152:3l4rLTETm8tXP/D4qvBG92oqcwsU38MHlvG135t20Eh:3l4LxIBqD6VMCG1pY0

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\bin_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\.bin	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\bin_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\bin_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\.bin\ = "bin_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\bin_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\bin_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\bin_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2156	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2156	AcroRd32.exe
2156	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1808 wrote to memory of 2636	1808	cmd.exe	29
PID 1808 wrote to memory of 2636	1808	cmd.exe	29
PID 1808 wrote to memory of 2636	1808	cmd.exe	29
PID 2636 wrote to memory of 2156	2636	rundll32.exe	30
PID 2636 wrote to memory of 2156	2636	rundll32.exe	30
PID 2636 wrote to memory of 2156	2636	rundll32.exe	30
PID 2636 wrote to memory of 2156	2636	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\scph39001.bin
1⤵
- Suspicious use of WriteProcessMemory
PID:1808
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\scph39001.bin
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2636
- - 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\scph39001.bin"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2156

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
687461877fc828f8553e54c43b99871f

SHA1
808eea47a4ed1014113ca7447d1bf8a899d7ba57

SHA256
6fab506e7bc344b1d86e3a2976a2372c81d5096e9fd19f72de391ccb4c1f4be5

SHA512
293615ffc2a539437ea101194be63ca1340f1005712a04c3107d4fe35212be6a3408f6598e9a530b647cf2a934e139b4c2a6053a54b6071d2579c7032a4bd65e

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