lumma | 6b37c5347754c31bd9aa8b946410b71da1b74a777480839b378d748cfbce2210

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
17/12/2024, 08:43

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General

Target

cd0ac63bd2ece29fe4ab3ae30df60d15.exe
Size

1.8MB
MD5

cd0ac63bd2ece29fe4ab3ae30df60d15
SHA1

a9e3659ed1d331406a9bd7826b334df47b7a39e1
SHA256

6b37c5347754c31bd9aa8b946410b71da1b74a777480839b378d748cfbce2210
SHA512

9e14a59a590378a854c0262ccc34883583fb8176f71fb843ad05e18fab340e0957b73b83357630a9112d150253ac9f187e3edc56d2e1e58f80aea6e1dde5d941
SSDEEP

24576:NQLO6ijXHg33UUyRRc6EAARJmWRURspriuai9cbmMo612OZpAIgrUMGfUN/yNNfb:NcLWi3UN/v0URQiuncYROZvKgEe1n

Score

10^/10

lumma stealc stok discovery evasion spyware stealer trojan

Malware Config

Extracted

Family

lumma

Extracted

Family

stealc

Botnet

stok

http://185.215.113.206

Attributes

url_path
/c4becf79229cb002.php

Signatures

Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
stealer lumma
Lumma family
lumma

Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs

evasion trojan

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	POG0V18KE09YXHKUBT.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	POG0V18KE09YXHKUBT.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	POG0V18KE09YXHKUBT.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	POG0V18KE09YXHKUBT.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	POG0V18KE09YXHKUBT.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	POG0V18KE09YXHKUBT.exe

Stealc
Stealc is an infostealer written in C++.
stealer stealc
Stealc family
stealc

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 3 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	POG0V18KE09YXHKUBT.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	RC0REHA70I2U8CR927Y.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	cd0ac63bd2ece29fe4ab3ae30df60d15.exe

Downloads MZ/PE file

Checks BIOS information in registry 2 TTPs 6 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	RC0REHA70I2U8CR927Y.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	RC0REHA70I2U8CR927Y.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	cd0ac63bd2ece29fe4ab3ae30df60d15.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	cd0ac63bd2ece29fe4ab3ae30df60d15.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	POG0V18KE09YXHKUBT.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	POG0V18KE09YXHKUBT.exe

Executes dropped EXE 2 IoCs

pid	Process
2876	POG0V18KE09YXHKUBT.exe
2712	RC0REHA70I2U8CR927Y.exe

Identifies Wine through registry keys 2 TTPs 3 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Wine	RC0REHA70I2U8CR927Y.exe
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Wine	cd0ac63bd2ece29fe4ab3ae30df60d15.exe
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Wine	POG0V18KE09YXHKUBT.exe

Loads dropped DLL 3 IoCs

pid	Process
2412	cd0ac63bd2ece29fe4ab3ae30df60d15.exe
2412	cd0ac63bd2ece29fe4ab3ae30df60d15.exe
2412	cd0ac63bd2ece29fe4ab3ae30df60d15.exe

Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	POG0V18KE09YXHKUBT.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features	POG0V18KE09YXHKUBT.exe

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

pid	Process
2412	cd0ac63bd2ece29fe4ab3ae30df60d15.exe
2876	POG0V18KE09YXHKUBT.exe
2712	RC0REHA70I2U8CR927Y.exe

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cd0ac63bd2ece29fe4ab3ae30df60d15.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	POG0V18KE09YXHKUBT.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RC0REHA70I2U8CR927Y.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
2412	cd0ac63bd2ece29fe4ab3ae30df60d15.exe
2412	cd0ac63bd2ece29fe4ab3ae30df60d15.exe
2412	cd0ac63bd2ece29fe4ab3ae30df60d15.exe
2412	cd0ac63bd2ece29fe4ab3ae30df60d15.exe
2412	cd0ac63bd2ece29fe4ab3ae30df60d15.exe
2876	POG0V18KE09YXHKUBT.exe
2712	RC0REHA70I2U8CR927Y.exe
2876	POG0V18KE09YXHKUBT.exe
2876	POG0V18KE09YXHKUBT.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2876	POG0V18KE09YXHKUBT.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2412 wrote to memory of 2876	2412	cd0ac63bd2ece29fe4ab3ae30df60d15.exe	31
PID 2412 wrote to memory of 2876	2412	cd0ac63bd2ece29fe4ab3ae30df60d15.exe	31
PID 2412 wrote to memory of 2876	2412	cd0ac63bd2ece29fe4ab3ae30df60d15.exe	31
PID 2412 wrote to memory of 2876	2412	cd0ac63bd2ece29fe4ab3ae30df60d15.exe	31
PID 2412 wrote to memory of 2712	2412	cd0ac63bd2ece29fe4ab3ae30df60d15.exe	32
PID 2412 wrote to memory of 2712	2412	cd0ac63bd2ece29fe4ab3ae30df60d15.exe	32
PID 2412 wrote to memory of 2712	2412	cd0ac63bd2ece29fe4ab3ae30df60d15.exe	32
PID 2412 wrote to memory of 2712	2412	cd0ac63bd2ece29fe4ab3ae30df60d15.exe	32

C:\Users\Admin\AppData\Local\Temp\cd0ac63bd2ece29fe4ab3ae30df60d15.exe
"C:\Users\Admin\AppData\Local\Temp\cd0ac63bd2ece29fe4ab3ae30df60d15.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2412
- C:\Users\Admin\AppData\Local\Temp\POG0V18KE09YXHKUBT.exe
  "C:\Users\Admin\AppData\Local\Temp\POG0V18KE09YXHKUBT.exe"
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Windows security modification
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2876
- C:\Users\Admin\AppData\Local\Temp\RC0REHA70I2U8CR927Y.exe
  "C:\Users\Admin\AppData\Local\Temp\RC0REHA70I2U8CR927Y.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2712

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Virtualization/Sandbox Evasion

T1497

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\RC0REHA70I2U8CR927Y.exe

Filesize
2.8MB

MD5
c8b363548ff963b9eaefdcf0ab866e99

SHA1
d3e0fa20ca34e90e5640d30cfd56e7c4b941e917

SHA256
1b5103442d7f0ee79daa29f46c1b3bd6ad65e1f844616441e05c592198ebf7f2

SHA512
5e69aa93ee6bd2fe29464cf0c07026cefcab515c4217cd6eaa37fe7fb36ceee37a68242625e2fdd70efdc4bdf2cecbb9727189a6f2b3f21138fd6378ad33d3cf

Download Submit
\Users\Admin\AppData\Local\Temp\POG0V18KE09YXHKUBT.exe

Filesize
1.7MB

MD5
a5f5306454959cc92379287fa8f99a9a

SHA1
6a339fd816392b7683bb7ab9c694340bef5aab67

SHA256
b11c07bbbedbe1d3df654b2f26362dce51c0eaef9bc7a87617cd3d300341a72a

SHA512
65865f0f8461845b40b75319096cdbabcf567664f1b0cae0f82c4bc6cb64bcbd748b6e9ebaba60eb35fc35a3415cc8278f29f98bf91d22eb39fc9598d92d6c24

Download Submit
memory/2412-4-0x0000000000390000-0x0000000000837000-memory.dmp

Filesize
4.7MB

Download
memory/2412-1-0x0000000077D10000-0x0000000077D12000-memory.dmp

Filesize
8KB

Download
memory/2412-0-0x0000000000390000-0x0000000000837000-memory.dmp

Filesize
4.7MB

Download
memory/2412-2-0x0000000000391000-0x00000000003B6000-memory.dmp

Filesize
148KB

Download
memory/2412-24-0x00000000067F0000-0x0000000006CED000-memory.dmp

Filesize
5.0MB

Download
memory/2412-15-0x00000000067F0000-0x0000000006C48000-memory.dmp

Filesize
4.3MB

Download
memory/2412-14-0x00000000067F0000-0x0000000006C48000-memory.dmp

Filesize
4.3MB

Download
memory/2412-13-0x0000000000390000-0x0000000000837000-memory.dmp

Filesize
4.7MB

Download
memory/2412-26-0x0000000000390000-0x0000000000837000-memory.dmp

Filesize
4.7MB

Download
memory/2412-3-0x0000000000390000-0x0000000000837000-memory.dmp

Filesize
4.7MB

Download
memory/2712-27-0x0000000001040000-0x000000000153D000-memory.dmp

Filesize
5.0MB

Download
memory/2712-28-0x0000000001040000-0x000000000153D000-memory.dmp

Filesize
5.0MB

Download
memory/2876-18-0x0000000000D50000-0x00000000011A8000-memory.dmp

Filesize
4.3MB

Download
memory/2876-17-0x0000000000D50000-0x00000000011A8000-memory.dmp

Filesize
4.3MB

Download
memory/2876-16-0x0000000000D50000-0x00000000011A8000-memory.dmp

Filesize
4.3MB

Download
memory/2876-31-0x0000000000D50000-0x00000000011A8000-memory.dmp

Filesize
4.3MB

Download