9e3cde7a6f4c114daf5627a39a5999918f894489c922d82008cb21771f761d45

Analysis

max time kernel
1803s
max time network
1571s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
24-07-2023 15:13

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General

Target

Venom5-HVNC-Rat/VenomRAT_HVNC/Resources/HVNC.FrmURL.resources
Size

666KB
MD5

562c8bcce238abf004e09ae14372a736
SHA1

d8a13e581f4c45583328e32a6d9575436cd9fd95
SHA256

8fbd3178b21ef4d89f02052a2ca32f5f06aacdda1b4a34620d0b095407f9fbed
SHA512

901c0183af6ed4efef639b2c64cc030ac013101d7882d365e598ee4ccc962ee82564588aa19d66a767662a14ccbca37f4385a76f16bbcda7bf7c68992e5b9941
SSDEEP

12288:KJA2GFCaKLdSRkamhj15PTli7dp/FOuj8vXjk6wyLlXhzsp7BukF+Ni:K62GFURSnmx15PkBp/FOuj8v46HL3kuS

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-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\.resources\ = "resources_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\resources_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\resources_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\resources_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\.resources	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\resources_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\resources_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\resources_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3068	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
3068	AcroRd32.exe
3068	AcroRd32.exe
3068	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1068 wrote to memory of 2904	1068	cmd.exe	31
PID 1068 wrote to memory of 2904	1068	cmd.exe	31
PID 1068 wrote to memory of 2904	1068	cmd.exe	31
PID 2904 wrote to memory of 3068	2904	rundll32.exe	32
PID 2904 wrote to memory of 3068	2904	rundll32.exe	32
PID 2904 wrote to memory of 3068	2904	rundll32.exe	32
PID 2904 wrote to memory of 3068	2904	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Venom5-HVNC-Rat\VenomRAT_HVNC\Resources\HVNC.FrmURL.resources
1⤵
- Suspicious use of WriteProcessMemory
PID:1068
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Venom5-HVNC-Rat\VenomRAT_HVNC\Resources\HVNC.FrmURL.resources
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2904
- - 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\Venom5-HVNC-Rat\VenomRAT_HVNC\Resources\HVNC.FrmURL.resources"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:3068

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
bcaa394b2cf9e0c73c0d97c4f86b4f0e

SHA1
ca7e4ab236668e774738ececd7efc5252afd28e0

SHA256
4d3a80ccf4930f8cf5f2a5dcbaffb68d7494236d0fd96e2824f986fe269d8cf0

SHA512
cd60ccb7387d35ee2ca4abf7a2b225ef50adba377d28398f318c01d21ec9b2007cfb27e78862e7a155b7574e3af7559416571b4d4534aa0382e34bfe8603e13e

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