5e6f83f34043164233622602d76bc302464ca4e82a5630fe220b7ef8495a8ee6

Analysis

max time kernel
151s
max time network
124s
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

f45314d9ed5bf220d69807425f04a5b6
SHA1

161f508d1b564c93b2b833992269016018e205f7
SHA256

924f8bbe5f0f8149114e06febae35bac552f520047214827d5d5251b7e6f8169
SHA512

d3f17ea910c3d9e5a8210fc1cc4a2ce60a57d30230c781ff8f9239fcf120493b4ff91524679b714445f0a579825e4c4400f2dfa2db729006df5490859bf552df

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-1-5-21-3513876443-2771975297-1923446376-1000_CLASSES\gz_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000_CLASSES\gz_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000_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-1-5-21-3513876443-2771975297-1923446376-1000_CLASSES\gz_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000_CLASSES\gz_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000_CLASSES\.gz	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000_CLASSES\.gz\ = "gz_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000_CLASSES\gz_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2904	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2904	AcroRd32.exe
2904	AcroRd32.exe
2904	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2176 wrote to memory of 2644	2176	cmd.exe	29
PID 2176 wrote to memory of 2644	2176	cmd.exe	29
PID 2176 wrote to memory of 2644	2176	cmd.exe	29
PID 2644 wrote to memory of 2904	2644	rundll32.exe	30
PID 2644 wrote to memory of 2904	2644	rundll32.exe	30
PID 2644 wrote to memory of 2904	2644	rundll32.exe	30
PID 2644 wrote to memory of 2904	2644	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:2176
- 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:2644
- - 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:2904

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
51800938f80bbad6129a7b57ccee9b15

SHA1
bc5ee2fc9d596b68e2ae48f29107337f9a48b301

SHA256
2948e69a5c1dc21170cd68888c35870c166dc9b589c7b761808d6dd0a37027f0

SHA512
e1a3208fdc46407632fa21aa518276a105ec275d552130b599a13369698ef4a2646803ebabceeee5e0cc4d08613e95e9cf4ac6a705cbddbb45a4f778010325bd

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