5e6f83f34043164233622602d76bc302464ca4e82a5630fe220b7ef8495a8ee6

Analysis

max time kernel
151s
max time network
125s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
01/09/2023, 20:54

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General

Target

Raftblock v.1.0.1/level.gz
Size

3KB
MD5

5e51a54eeac77cff9e2461c85fab9398
SHA1

4a54e0b87c1d7892805787e284f2644ee1ff0d26
SHA256

41113c3dd25e649b49abf3e2a8a6ebad0e3fbbb92f66d6e393fb4dfb089f081f
SHA512

8eb6af34eb6824f955e07000eccf85854ba69339c80ac68c3c8778e23d2a7a8db75371615f00030ff6d3645a6f2398dd41fa516639a1f716b7d45667a022ddaa

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
Set value (str)	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\gz_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\.gz\ = "gz_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\gz_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\gz_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\gz_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\gz_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\gz_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\.gz	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2636	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2636	AcroRd32.exe
2636	AcroRd32.exe
2636	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1764 wrote to memory of 2620	1764	cmd.exe	29
PID 1764 wrote to memory of 2620	1764	cmd.exe	29
PID 1764 wrote to memory of 2620	1764	cmd.exe	29
PID 2620 wrote to memory of 2636	2620	rundll32.exe	30
PID 2620 wrote to memory of 2636	2620	rundll32.exe	30
PID 2620 wrote to memory of 2636	2620	rundll32.exe	30
PID 2620 wrote to memory of 2636	2620	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Raftblock v.1.0.1\level.gz"
1⤵
- Suspicious use of WriteProcessMemory
PID:1764
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Raftblock v.1.0.1\level.gz
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2620
- - 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\Raftblock v.1.0.1\level.gz"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2636

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

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
2f7a017b2b4ea7d0a68044e55b9c73df

SHA1
83066dc90ebdf7da2dc5e2363a29e39d62317641

SHA256
7ae5bec7794839eb1bc64a0e22152680ecf48f01afddbf8d093514aa310550f7

SHA512
7aa56e6f3f440e47d1eda288210b44ba091e43a131f81fd2d1c601790047be814d294704022a8d1fd57703e265b2b79ed1ea5158577e4383a53eeffb7b680a1e

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