lumma | 1786d0b0308c4ab88d29de4e16dd88e7a9d52662596ea0b3f707c7ea4ef96b08

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05/10/2024, 02:58

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General

Target

1786d0b0308c4ab88d29de4e16dd88e7a9d52662596ea0b3f707c7ea4ef96b08.exe
Size

551KB
MD5

9f79695e72dbd5bc6f7ecf4b6bb53690
SHA1

a7fbcb8402c423efe38541137507fa05822bddd7
SHA256

1786d0b0308c4ab88d29de4e16dd88e7a9d52662596ea0b3f707c7ea4ef96b08
SHA512

2b5fd840af93b5075cfbffb6b9a21836363f444f54c31a92ef7768c9fede948c10beb71e942881a83bcbc5bab4004a8147417138e3a5e7f2e9eb4103f923e3c8
SSDEEP

12288:hDnrXQcjZvgjpq91VJ7EIsPqyR5o9yxqurb99RYxqjCAsP:hDLdZY81VJ7EIsQywMz+sCp

Score

10^/10

lumma vidar credential_access discovery spyware stealer

Malware Config

Extracted

Family

vidar

http://proxy.johnmccrea.com/

https://steamcommunity.com/profiles/76561199780418869

https://t.me/ae5ed

Attributes

user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0

Extracted

Family

lumma

Extracted

Family

lumma

https://spirittunek.store/api

https://mobbipenju.store/api

https://eaglepawnoy.store/api

https://dissapoiznw.store/api

https://studennotediw.store/api

https://bathdoomgaz.store/api

Signatures

Detect Vidar Stealer 15 IoCs

stealer

resource	yara_rule
behavioral2/memory/4436-1-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/4436-3-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/4436-6-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/4436-7-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/4436-8-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/4436-25-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/4436-26-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/4436-42-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/4436-43-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/4436-71-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/4436-72-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/4436-79-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/4436-80-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/4436-81-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/4436-100-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7

Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
stealer lumma
Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Downloads MZ/PE file

Executes dropped EXE 1 IoCs

pid	Process
4896	BGDBAKFCFH.exe

Loads dropped DLL 2 IoCs

pid	Process
4436	MSBuild.exe
4436	MSBuild.exe

Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4844 set thread context of 4436	4844	1786d0b0308c4ab88d29de4e16dd88e7a9d52662596ea0b3f707c7ea4ef96b08.exe	82
PID 4896 set thread context of 4308	4896	BGDBAKFCFH.exe	89

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3560	4844	WerFault.exe	81
3996	4896	WerFault.exe	87

System Location Discovery: System Language Discovery 1 TTPs 6 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	BGDBAKFCFH.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1786d0b0308c4ab88d29de4e16dd88e7a9d52662596ea0b3f707c7ea4ef96b08.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	MSBuild.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	MSBuild.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
4500	timeout.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4436	MSBuild.exe
4436	MSBuild.exe
4436	MSBuild.exe
4436	MSBuild.exe
4436	MSBuild.exe
4436	MSBuild.exe
4436	MSBuild.exe
4436	MSBuild.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 4844 wrote to memory of 4436	4844	1786d0b0308c4ab88d29de4e16dd88e7a9d52662596ea0b3f707c7ea4ef96b08.exe	82
PID 4844 wrote to memory of 4436	4844	1786d0b0308c4ab88d29de4e16dd88e7a9d52662596ea0b3f707c7ea4ef96b08.exe	82
PID 4844 wrote to memory of 4436	4844	1786d0b0308c4ab88d29de4e16dd88e7a9d52662596ea0b3f707c7ea4ef96b08.exe	82
PID 4844 wrote to memory of 4436	4844	1786d0b0308c4ab88d29de4e16dd88e7a9d52662596ea0b3f707c7ea4ef96b08.exe	82
PID 4844 wrote to memory of 4436	4844	1786d0b0308c4ab88d29de4e16dd88e7a9d52662596ea0b3f707c7ea4ef96b08.exe	82
PID 4844 wrote to memory of 4436	4844	1786d0b0308c4ab88d29de4e16dd88e7a9d52662596ea0b3f707c7ea4ef96b08.exe	82
PID 4844 wrote to memory of 4436	4844	1786d0b0308c4ab88d29de4e16dd88e7a9d52662596ea0b3f707c7ea4ef96b08.exe	82
PID 4844 wrote to memory of 4436	4844	1786d0b0308c4ab88d29de4e16dd88e7a9d52662596ea0b3f707c7ea4ef96b08.exe	82
PID 4844 wrote to memory of 4436	4844	1786d0b0308c4ab88d29de4e16dd88e7a9d52662596ea0b3f707c7ea4ef96b08.exe	82
PID 4844 wrote to memory of 4436	4844	1786d0b0308c4ab88d29de4e16dd88e7a9d52662596ea0b3f707c7ea4ef96b08.exe	82
PID 4436 wrote to memory of 4896	4436	MSBuild.exe	87
PID 4436 wrote to memory of 4896	4436	MSBuild.exe	87
PID 4436 wrote to memory of 4896	4436	MSBuild.exe	87
PID 4896 wrote to memory of 4308	4896	BGDBAKFCFH.exe	89
PID 4896 wrote to memory of 4308	4896	BGDBAKFCFH.exe	89
PID 4896 wrote to memory of 4308	4896	BGDBAKFCFH.exe	89
PID 4896 wrote to memory of 4308	4896	BGDBAKFCFH.exe	89
PID 4896 wrote to memory of 4308	4896	BGDBAKFCFH.exe	89
PID 4896 wrote to memory of 4308	4896	BGDBAKFCFH.exe	89
PID 4896 wrote to memory of 4308	4896	BGDBAKFCFH.exe	89
PID 4896 wrote to memory of 4308	4896	BGDBAKFCFH.exe	89
PID 4896 wrote to memory of 4308	4896	BGDBAKFCFH.exe	89
PID 4436 wrote to memory of 1984	4436	MSBuild.exe	100
PID 4436 wrote to memory of 1984	4436	MSBuild.exe	100
PID 4436 wrote to memory of 1984	4436	MSBuild.exe	100
PID 1984 wrote to memory of 4500	1984	cmd.exe	102
PID 1984 wrote to memory of 4500	1984	cmd.exe	102
PID 1984 wrote to memory of 4500	1984	cmd.exe	102

C:\Users\Admin\AppData\Local\Temp\1786d0b0308c4ab88d29de4e16dd88e7a9d52662596ea0b3f707c7ea4ef96b08.exe
"C:\Users\Admin\AppData\Local\Temp\1786d0b0308c4ab88d29de4e16dd88e7a9d52662596ea0b3f707c7ea4ef96b08.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4844
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4436
- - C:\ProgramData\BGDBAKFCFH.exe
    "C:\ProgramData\BGDBAKFCFH.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4896
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      4⤵
      System Location Discovery: System Language Discovery
      PID:4308
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4896 -s 264
      4⤵
      Program crash
      PID:3996
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\BKFHCGIDBAAF" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1984
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:4500
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4844 -s 256
  2⤵
  - Program crash
  PID:3560

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4844 -ip 4844
1⤵
PID:2012

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4896 -ip 4896
1⤵
PID:1896

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

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

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\BGDBAKFCFH.exe

Filesize
518KB

MD5
b989f3ed779705f097816b86ca3f52bd

SHA1
c535b53986e5cbf51676a9de14233e9cdf6192be

SHA256
cc786b72fd3b6f4165a962538cf43992d20620b6794dc47c3af58988ff8dd417

SHA512
e61dc6bdc9243239795dcdc166f0e02ed1ec737d888fd00700e06ce697caea1a4c098844722682885db83ac9155b15b5fc1e179c86fe10f079ff6802d3c47fef

Download Submit
C:\ProgramData\mozglue.dll

Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
C:\ProgramData\nss3.dll

Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
memory/4308-99-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/4308-98-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/4308-96-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/4436-42-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4436-79-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4436-71-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4436-100-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4436-43-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4436-3-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4436-11-0x000000001D660000-0x000000001D8BF000-memory.dmp

Filesize
2.4MB

Download
memory/4436-26-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4436-72-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4436-25-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4436-80-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4436-81-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4436-1-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4436-6-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4436-8-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4436-7-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4844-0-0x00000000004F8000-0x00000000004FA000-memory.dmp

Filesize
8KB

Download
memory/4896-95-0x0000000000090000-0x0000000000091000-memory.dmp

Filesize
4KB

Download