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/data/scoreboard.gz
Size

326B
MD5

e96df6a1116833c95a76238e4d4e295c
SHA1

21087313124d206a5937c9c5744cc64d729c159c
SHA256

df222b9bc9cff0d988b03108bc843f21d05392071aa2abfe802c527775ffab44
SHA512

997ed7a72129598c56a2ee476ea3049b4d8aa504a1f9e2bfdb15fef9b643a861f6dc9243bf4b7f1640c3de61c84c688b95af2cff66dfe14bed7ecfe9aaed822b

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-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\gz_auto_file\shell	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\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\.gz	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\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\gz_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\gz_auto_file\	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2604	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2604	AcroRd32.exe
2604	AcroRd32.exe
2604	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1444 wrote to memory of 1864	1444	cmd.exe	29
PID 1444 wrote to memory of 1864	1444	cmd.exe	29
PID 1444 wrote to memory of 1864	1444	cmd.exe	29
PID 1864 wrote to memory of 2604	1864	rundll32.exe	30
PID 1864 wrote to memory of 2604	1864	rundll32.exe	30
PID 1864 wrote to memory of 2604	1864	rundll32.exe	30
PID 1864 wrote to memory of 2604	1864	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Raftblock v.1.0.1\data\scoreboard.gz"
1⤵
- Suspicious use of WriteProcessMemory
PID:1444
- 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\data\scoreboard.gz
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1864
- - 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\data\scoreboard.gz"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2604

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
0e928e63a0b566d50a5bb0022cc7aee0

SHA1
e7c3af3c755d0d5839683b68cd4bd40bda480481

SHA256
9c5469b1fc0e0df43572ae8b15b9bcd2d6f424ca95b64ea0e9d263725ae241af

SHA512
a9e0fd440cfa3b44551c5ac835c4d6617bba2f63b78afc12d31a651f70401653ec74744c5635a68fc07cbcf3d6c049e7492a4a395951688bc7077c3a68c057a1

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