7643f989a6b22411ac72a4c17ae5ddee007440bd794d1d3be416bb5b45b53f9b

Resubmissions

06/08/2024, 05:38

240806-gb4c3s1cjp 3

Analysis

max time kernel
102s
max time network
17s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
06/08/2024, 05:38

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General

Target

CeleryScript.bin
Size

225KB
MD5

cce7a3e2723d9f568952e5cf57c02171
SHA1

646a1558aebfdff7eb3d3b9df6df4560848c171b
SHA256

3903081514fec9c72cb33e4bbfb61986a67555deb1eb90ba82d3b46785454654
SHA512

6dd8989e3d331f4b20c1594fc9b151292da193476eb181d8aea588944b402430d680da78f13451b84b3eccd77c2db80952d0add2baa08c89a8d1600d54292154
SSDEEP

1536:LIwV7Al+RN0OzMa7Ja015BDEDD/p3sPH/tjuubLE9r8ZpZ+cstSMaiOMyg6lp3NK:0wODDR3sP1SubLE9oXMcstSTiOMy1dK

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\.bin\ = "bin_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\bin_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\bin_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_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-1-5-21-1506706701-1246725540-2219210854-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\bin_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\.bin	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\bin_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\bin_auto_file	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2784	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2784	AcroRd32.exe
2784	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2908 wrote to memory of 2764	2908	cmd.exe	31
PID 2908 wrote to memory of 2764	2908	cmd.exe	31
PID 2908 wrote to memory of 2764	2908	cmd.exe	31
PID 2764 wrote to memory of 2784	2764	rundll32.exe	32
PID 2764 wrote to memory of 2784	2764	rundll32.exe	32
PID 2764 wrote to memory of 2784	2764	rundll32.exe	32
PID 2764 wrote to memory of 2784	2764	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\CeleryScript.bin
1⤵
- Suspicious use of WriteProcessMemory
PID:2908
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\CeleryScript.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\CeleryScript.bin"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2784

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

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
9f770299a1de817fee669e0e5fe0e9cd

SHA1
0781be62a1521adfa0f7eaa7ebb5d56af3a47c2b

SHA256
561711ea6551f33fd539271c46da45d2fc891cbf6aa74b31236973615740f38b

SHA512
05d32d860e4f750fc936a1fde645e839b61a3fcf06dd281a069f9dfd9070fdba7f0daebe754bc5c1e2b41b09a9b75e21b67593143314e555388fb9469809fd6b

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