9e3cde7a6f4c114daf5627a39a5999918f894489c922d82008cb21771f761d45

Analysis

max time kernel
1802s
max time network
1564s
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/Quasar.Server.Forms.FrmReverseProxy.resources
Size

121KB
MD5

985abed9c24710786bb81630e5720e63
SHA1

e91e25e8ae7e2dad1844bb07a5b1e07300166b75
SHA256

b7dccd9ca6ca51adc8b75338206e56f5c555f1cf181c53b48916cdf65da045aa
SHA512

42d09e136bf3f291083774a931776b0b70db77de39b0b6e9d7fd6ff3de6a5863391c8cdfe1f0ce22a62cfdeb90aea1f3593433bf71d54e3a1e8ead752c08a5e0
SSDEEP

768:AQybEh7P2bOpsNyo0TRVuOxJBoAl2TwDjNNWGR75HV1dmUqLxMhI:AzbpKqyDiJTwD2A75HV1JqdMK

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-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\resources_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\resources_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\resources_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\.resources	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\resources_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\resources_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\resources_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\.resources\ = "resources_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1700	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1700	AcroRd32.exe
1700	AcroRd32.exe
1700	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2476 wrote to memory of 2060	2476	cmd.exe	29
PID 2476 wrote to memory of 2060	2476	cmd.exe	29
PID 2476 wrote to memory of 2060	2476	cmd.exe	29
PID 2060 wrote to memory of 1700	2060	rundll32.exe	30
PID 2060 wrote to memory of 1700	2060	rundll32.exe	30
PID 2060 wrote to memory of 1700	2060	rundll32.exe	30
PID 2060 wrote to memory of 1700	2060	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Venom5-HVNC-Rat\VenomRAT_HVNC\Resources\Quasar.Server.Forms.FrmReverseProxy.resources
1⤵
- Suspicious use of WriteProcessMemory
PID:2476
- 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\Quasar.Server.Forms.FrmReverseProxy.resources
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2060
- - 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\Quasar.Server.Forms.FrmReverseProxy.resources"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:1700

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

Replay Monitor

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Downloads

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

Filesize
3KB

MD5
47c3687ce8ea7a48552e53f3e451f9c3

SHA1
3f30b670f8290ade782fb8c22ef7068b5cd61ff2

SHA256
e011cbc75211bc369cb874fd670ae55dece7bef768f03b1cd5f2a492bea8fa7e

SHA512
c4b7aea7b50c0ca068afcf605ee1a142e9ce384076a54d527d3062aaaa6f27e82a15a7fdd86efe78d47251449812c31986f8fa1bed8a8e51bc03350c65d4311c

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