e5b98f79e84d434b44fe4dab6b0e7823772d32744249a8fb9fb2288d0b354b21

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20231130-en
resource tags

arch:x64arch:x86image:win7-20231130-enlocale:en-usos:windows7-x64system
submitted
07-12-2023 16:09

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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-1-5-21-2185821622-4133679102-1697169727-1000_CLASSES\bin_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2185821622-4133679102-1697169727-1000_CLASSES\bin_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2185821622-4133679102-1697169727-1000_CLASSES\bin_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2185821622-4133679102-1697169727-1000_CLASSES\bin_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2185821622-4133679102-1697169727-1000_CLASSES\bin_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2185821622-4133679102-1697169727-1000_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-1-5-21-2185821622-4133679102-1697169727-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2185821622-4133679102-1697169727-1000_CLASSES\.bin	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2185821622-4133679102-1697169727-1000_CLASSES\.bin\ = "bin_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2724	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2724	AcroRd32.exe
2724	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2400 wrote to memory of 2292	2400	cmd.exe	29
PID 2400 wrote to memory of 2292	2400	cmd.exe	29
PID 2400 wrote to memory of 2292	2400	cmd.exe	29
PID 2292 wrote to memory of 2724	2292	rundll32.exe	30
PID 2292 wrote to memory of 2724	2292	rundll32.exe	30
PID 2292 wrote to memory of 2724	2292	rundll32.exe	30
PID 2292 wrote to memory of 2724	2292	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\scph39001.bin
1⤵
- Suspicious use of WriteProcessMemory
PID:2400
- 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:2292
- - 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:2724

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
b2d71234fe84a473ed824d5b86f75ed2

SHA1
946b9f6fc2c8d8bed702ff9856af11b13f1575a2

SHA256
5ce02b2bba21feb0a84554ece342c438e6190f0531a52d29a81ac31ca44fcd63

SHA512
dd5a05d3038e8eff6f16bc8976831efe2e48b2498fdf82df5abeecce3ef629cac26c0e992da751ba70ec76b8caae361218d14bc8fea65264799017e4fbb28de4

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