banload | 9e6d7fb44cef0ce27fef5b478d8fd9339c4037b911002cb7cfb9c085c7b68068

Analysis

max time kernel
142s
max time network
129s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
02/05/2024, 01:51

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General

Target
#!NewFiile_7474_ṔḁṨṨCṏḌḙ$s/Setup.exe
Size 8.5MB
Sample240502-caal6adf7w
SHA256 9b8a5b0a45adf843e24214b46c285e44e73bc6eaf9e2a3b2c14a6d93ae541363
MD5 98169506fec94c2b12ba9930ad704515
SHA1 bce662a9fb94551f648ba2d7e29659957fd6a428
SHA512 7f4f7ac2326a1a8b7afc72822dae328753578eb0a4ffcec5adb4e4fb0c49703070f71e7411df221ee9f44d6b43a0a94921fe530877c5d5e71640b807e96def30
SSDEEP 196608:vdoUox8PFOegKz+qE1cnuyHgv3eZaOxqeXY4K:vC0O9m7EWEvbOxqetK
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

banload vidar 048d5e906358321b51376c6237a65c77 downloader dropper evasion persistence stealer trojan

Malware Config

Extracted

Family

vidar

Botnet

048d5e906358321b51376c6237a65c77

https://redddog.xyz
https://steamcommunity.com/profiles/76561199677575543
https://t.me/snsb82

Attributes

profile_id_v2
048d5e906358321b51376c6237a65c77
user_agent
Mozilla/5.0 (Windows NT; Windows NT 10.0; en-US) AppleWebKit/534.6 (KHTML, like Gecko) Chrome/8.0.500.0 Safari/534.6

Signatures

Banload
Banload variants download malicious files, then install and execute the files.
trojan dropper downloader banload

Detect Vidar Stealer 2 IoCs

stealer

resource	yara_rule
behavioral1/memory/2044-70-0x0000000000400000-0x0000000000B4B000-memory.dmp	family_vidar_v7
behavioral1/memory/2044-75-0x0000000000400000-0x0000000000B4B000-memory.dmp	family_vidar_v7

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar

Detect binaries embedding considerable number of MFA browser extension IDs. 1 IoCs

resource	yara_rule
behavioral1/memory/2044-75-0x0000000000400000-0x0000000000B4B000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs

Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 1 IoCs

resource	yara_rule
behavioral1/memory/2044-75-0x0000000000400000-0x0000000000B4B000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

resource	yara_rule
behavioral1/memory/2044-75-0x0000000000400000-0x0000000000B4B000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 2 IoCs

resource	yara_rule
behavioral1/memory/2044-70-0x0000000000400000-0x0000000000B4B000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
behavioral1/memory/2044-75-0x0000000000400000-0x0000000000B4B000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	Setup.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Setup.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	Setup.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1736 set thread context of 2992	1736	Setup.exe	28

Loads dropped DLL 6 IoCs

pid	Process
2992	netsh.exe
2044	BvInputDiag.exe
2652	WerFault.exe
2652	WerFault.exe
2652	WerFault.exe
2652	WerFault.exe

Registers COM server for autorun 1 TTPs 8 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32\Class = "Microsoft.Office.Interop.Outlook.OlkCheckBoxClass"	Setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32\Assembly = "Microsoft.Office.Interop.Outlook, Version=14.0.0.0, Culture=neutral, PublicKeyToken=71E9BCE111E9429C"	Setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32\RuntimeVersion = "v2.0.50727"	Setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32\14.0.0.0	Setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32\14.0.0.0\Class = "Microsoft.Office.Interop.Outlook.OlkCheckBoxClass"	Setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32\14.0.0.0\Assembly = "Microsoft.Office.Interop.Outlook, Version=14.0.0.0, Culture=neutral, PublicKeyToken=71E9BCE111E9429C"	Setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32\14.0.0.0\RuntimeVersion = "v2.0.50727"	Setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32	Setup.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2652	2044	WerFault.exe	32

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32\14.0.0.0	Setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}	Setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32\Class = "Microsoft.Office.Interop.Outlook.OlkCheckBoxClass"	Setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32\Assembly = "Microsoft.Office.Interop.Outlook, Version=14.0.0.0, Culture=neutral, PublicKeyToken=71E9BCE111E9429C"	Setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32\RuntimeVersion = "v2.0.50727"	Setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32	Setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32\14.0.0.0\Class = "Microsoft.Office.Interop.Outlook.OlkCheckBoxClass"	Setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32\14.0.0.0\Assembly = "Microsoft.Office.Interop.Outlook, Version=14.0.0.0, Culture=neutral, PublicKeyToken=71E9BCE111E9429C"	Setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32\14.0.0.0\RuntimeVersion = "v2.0.50727"	Setup.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1736	Setup.exe
1736	Setup.exe
2992	netsh.exe
2992	netsh.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1736	Setup.exe
2992	netsh.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 2992	1736	Setup.exe	28
PID 1736 wrote to memory of 2992	1736	Setup.exe	28
PID 1736 wrote to memory of 2992	1736	Setup.exe	28
PID 1736 wrote to memory of 2992	1736	Setup.exe	28
PID 1736 wrote to memory of 2992	1736	Setup.exe	28
PID 2992 wrote to memory of 2044	2992	netsh.exe	32
PID 2992 wrote to memory of 2044	2992	netsh.exe	32
PID 2992 wrote to memory of 2044	2992	netsh.exe	32
PID 2992 wrote to memory of 2044	2992	netsh.exe	32
PID 2992 wrote to memory of 2044	2992	netsh.exe	32
PID 2992 wrote to memory of 2044	2992	netsh.exe	32
PID 2044 wrote to memory of 2652	2044	BvInputDiag.exe	36
PID 2044 wrote to memory of 2652	2044	BvInputDiag.exe	36
PID 2044 wrote to memory of 2652	2044	BvInputDiag.exe	36
PID 2044 wrote to memory of 2652	2044	BvInputDiag.exe	36

C:\Users\Admin\AppData\Local\Temp\#!NewFiile_7474_ṔḁṨṨCṏḌḙ$s\Setup.exe
"C:\Users\Admin\AppData\Local\Temp\#!NewFiile_7474_ṔḁṨṨCṏḌḙ$s\Setup.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Suspicious use of SetThreadContext
- Registers COM server for autorun
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1736
- C:\Windows\SysWOW64\netsh.exe
  C:\Windows\SysWOW64\netsh.exe
  2⤵
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2992
- - C:\Users\Admin\AppData\Local\Temp\BvInputDiag.exe
    C:\Users\Admin\AppData\Local\Temp\BvInputDiag.exe
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:2044
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2044 -s 1468
      4⤵
      Loads dropped DLL
      Program crash
      PID:2652

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

1cc61d9a

Path C:\Users\Admin\AppData\Local\Temp\1cc61d9a
Size 6.0MB
SHA256 32a62844dd1da74ea984728e6653ceb8333c78437027c8db821c0763a388efa1
MD5 0a56dfe266ff8d611390c3e4c57b2b45
SHA1 7ae995991903b07e89e393d3d11e5ebc47071d2d
SHA512 7c5eb046a9fdd10cea634e5099a1861347e1b3a9900b065c26e0231858c39f71cad062d7840fba3acd8d299d8b1e7d4132bdf77c5a6033b80b2b209cd5ded231
SSDEEP 196608:6Ly+D9jEynb1R/1iDOD5Nu6qtIyqkenwAoWfkAVZYT:Oy+ZAWJR/1iDT6wqkewAJfZo
MD5 SHA1 SHA512 SSDEEP

Submit Download

BvInputDiag.exe

Path \Users\Admin\AppData\Local\Temp\BvInputDiag.exe
Size 136KB
SHA256 8e5e627881c8182bfbb64601c6f4f7b30ba950dfd10f638f404479406b2c03b8
MD5 3d754cfa4a5b2a3f19720550acf6d3cf
SHA1 e5c78edbd54e14a42258a6c223d2cf128530e1b6
SHA512 18db06443a718b8233ac9724e7f96310bf5841d2c980cd1d02e6fb6743e23acc13bd67fcd214b4c0650ac933f6f081759d699c73e14baf26ffc324c2b30f153b
SSDEEP 1536:G5stnXTXfKE+8gKuaFIe5BikUxaAahi7M8PD0RTr+jSxtOoh3xifOoh46xKl:06njPKE+8xvUx84cGEOomfOoOjl
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/1736-38-0x000007FEF6000000-0x000007FEF6158000-memory.dmp

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memory/1736-36-0x000007FEF6018000-0x000007FEF6019000-memory.dmp

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memory/1736-12-0x0000000000400000-0x0000000001CF7000-memory.dmp

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memory/1736-16-0x0000000000400000-0x0000000001CF7000-memory.dmp

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memory/1736-15-0x0000000000400000-0x0000000001CF7000-memory.dmp

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memory/1736-19-0x0000000000400000-0x0000000001CF7000-memory.dmp

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memory/1736-20-0x00000000046B0000-0x0000000004AAA000-memory.dmp

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memory/1736-14-0x0000000000400000-0x0000000001CF7000-memory.dmp

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memory/1736-18-0x0000000000400000-0x0000000001CF7000-memory.dmp

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memory/1736-37-0x000007FEF6000000-0x000007FEF6158000-memory.dmp

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memory/1736-10-0x0000000000400000-0x0000000001CF7000-memory.dmp

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memory/1736-0-0x0000000003DE0000-0x0000000003FC8000-memory.dmp

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memory/1736-22-0x000007FEF6000000-0x000007FEF6158000-memory.dmp

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memory/2044-50-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

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memory/2044-51-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

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memory/2044-54-0x0000000077450000-0x00000000775F9000-memory.dmp

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memory/2044-70-0x0000000000400000-0x0000000000B4B000-memory.dmp

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memory/2044-75-0x0000000000400000-0x0000000000B4B000-memory.dmp

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memory/2992-44-0x000000007374E000-0x0000000073750000-memory.dmp

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memory/2992-43-0x0000000073740000-0x00000000738B4000-memory.dmp

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memory/2992-41-0x0000000077450000-0x00000000775F9000-memory.dmp

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memory/2992-48-0x0000000073740000-0x00000000738B4000-memory.dmp

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memory/2992-52-0x0000000073740000-0x00000000738B4000-memory.dmp

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