lumma | 355efad50619f657c66449945fbc3cfd00a1b817d836be8eb3234e81be9f1a8a

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06-10-2024 19:41

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General

Target

355efad50619f657c66449945fbc3cfd00a1b817d836be8eb3234e81be9f1a8a.exe
Size

550KB
MD5

fe5aab98c1d4e13b92e5a73b5c2a448b
SHA1

2260938e705f3a1d1b15196459de0fcf054bf10b
SHA256

355efad50619f657c66449945fbc3cfd00a1b817d836be8eb3234e81be9f1a8a
SHA512

a7a1eb0a4d5113158c758c0903643e2bfe2e2e7a62c043c84934249d54d81fa738d612c6487ee074d1f1c62865a2de81027f0a9de03462bbfa8f66cc47b5ef2c
SSDEEP

6144:W9cIQA3qOCwyTZqhQrwcMwrRB8zZvblMnlcvLnFYDqb3bEoZBiJaJumkd9H9cbK5:zIQA6LUQlMkBwtBMlcaG3yzHebKJP

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

Signatures

Detect Vidar Stealer 15 IoCs

stealer

resource	yara_rule
behavioral2/memory/2448-1-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2448-3-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2448-6-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2448-7-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2448-8-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2448-25-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2448-26-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2448-42-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2448-43-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2448-71-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2448-72-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2448-79-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2448-80-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2448-81-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2448-97-0x0000000000400000-0x0000000000676000-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
544	IIDAAFBGDB.exe

Loads dropped DLL 2 IoCs

pid	Process
2448	MSBuild.exe
2448	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 4888 set thread context of 2448	4888	355efad50619f657c66449945fbc3cfd00a1b817d836be8eb3234e81be9f1a8a.exe	82
PID 544 set thread context of 4528	544	IIDAAFBGDB.exe	92

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3220	4888	WerFault.exe	81

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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	355efad50619f657c66449945fbc3cfd00a1b817d836be8eb3234e81be9f1a8a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IIDAAFBGDB.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	MSBuild.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	MSBuild.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1132	timeout.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2448	MSBuild.exe
2448	MSBuild.exe
2448	MSBuild.exe
2448	MSBuild.exe
2448	MSBuild.exe
2448	MSBuild.exe
2448	MSBuild.exe
2448	MSBuild.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 4888 wrote to memory of 2448	4888	355efad50619f657c66449945fbc3cfd00a1b817d836be8eb3234e81be9f1a8a.exe	82
PID 4888 wrote to memory of 2448	4888	355efad50619f657c66449945fbc3cfd00a1b817d836be8eb3234e81be9f1a8a.exe	82
PID 4888 wrote to memory of 2448	4888	355efad50619f657c66449945fbc3cfd00a1b817d836be8eb3234e81be9f1a8a.exe	82
PID 4888 wrote to memory of 2448	4888	355efad50619f657c66449945fbc3cfd00a1b817d836be8eb3234e81be9f1a8a.exe	82
PID 4888 wrote to memory of 2448	4888	355efad50619f657c66449945fbc3cfd00a1b817d836be8eb3234e81be9f1a8a.exe	82
PID 4888 wrote to memory of 2448	4888	355efad50619f657c66449945fbc3cfd00a1b817d836be8eb3234e81be9f1a8a.exe	82
PID 4888 wrote to memory of 2448	4888	355efad50619f657c66449945fbc3cfd00a1b817d836be8eb3234e81be9f1a8a.exe	82
PID 4888 wrote to memory of 2448	4888	355efad50619f657c66449945fbc3cfd00a1b817d836be8eb3234e81be9f1a8a.exe	82
PID 4888 wrote to memory of 2448	4888	355efad50619f657c66449945fbc3cfd00a1b817d836be8eb3234e81be9f1a8a.exe	82
PID 4888 wrote to memory of 2448	4888	355efad50619f657c66449945fbc3cfd00a1b817d836be8eb3234e81be9f1a8a.exe	82
PID 2448 wrote to memory of 544	2448	MSBuild.exe	90
PID 2448 wrote to memory of 544	2448	MSBuild.exe	90
PID 2448 wrote to memory of 544	2448	MSBuild.exe	90
PID 544 wrote to memory of 4528	544	IIDAAFBGDB.exe	92
PID 544 wrote to memory of 4528	544	IIDAAFBGDB.exe	92
PID 544 wrote to memory of 4528	544	IIDAAFBGDB.exe	92
PID 544 wrote to memory of 4528	544	IIDAAFBGDB.exe	92
PID 544 wrote to memory of 4528	544	IIDAAFBGDB.exe	92
PID 544 wrote to memory of 4528	544	IIDAAFBGDB.exe	92
PID 544 wrote to memory of 4528	544	IIDAAFBGDB.exe	92
PID 544 wrote to memory of 4528	544	IIDAAFBGDB.exe	92
PID 544 wrote to memory of 4528	544	IIDAAFBGDB.exe	92
PID 2448 wrote to memory of 4684	2448	MSBuild.exe	98
PID 2448 wrote to memory of 4684	2448	MSBuild.exe	98
PID 2448 wrote to memory of 4684	2448	MSBuild.exe	98
PID 4684 wrote to memory of 1132	4684	cmd.exe	100
PID 4684 wrote to memory of 1132	4684	cmd.exe	100
PID 4684 wrote to memory of 1132	4684	cmd.exe	100

C:\Users\Admin\AppData\Local\Temp\355efad50619f657c66449945fbc3cfd00a1b817d836be8eb3234e81be9f1a8a.exe
"C:\Users\Admin\AppData\Local\Temp\355efad50619f657c66449945fbc3cfd00a1b817d836be8eb3234e81be9f1a8a.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4888
- 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:2448
- - C:\ProgramData\IIDAAFBGDB.exe
    "C:\ProgramData\IIDAAFBGDB.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:544
  - - 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:4528
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\GHJKJDAKEHJD" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4684
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:1132
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 252
  2⤵
  - Program crash
  PID:3220

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4888 -ip 4888
1⤵
PID:2932

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\IIDAAFBGDB.exe

Filesize
547KB

MD5
3dbe8e2d9b7d22e95b7ee2891938f064

SHA1
7f784c50aa65451d81a76ca631a846b6818906b7

SHA256
9c04149a55f07d041f4abbfd4a1ed84cea5e2cbb47d87399f33c6e3d7f76f228

SHA512
5420543264de707e2284a0878ce7c6024240fe25f0784264f0035737d805a7394c791612a942427169d95832e1d9b521a93ea3ecb729f76ac450f9b0d316c84b

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/544-92-0x0000000000524000-0x0000000000525000-memory.dmp

Filesize
4KB

Download
memory/2448-97-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2448-43-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2448-10-0x000000001D660000-0x000000001D8BF000-memory.dmp

Filesize
2.4MB

Download
memory/2448-25-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2448-26-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2448-42-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2448-71-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2448-6-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2448-3-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2448-8-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2448-72-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2448-79-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2448-80-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2448-81-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2448-1-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2448-7-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4528-93-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/4528-95-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/4528-96-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/4888-0-0x0000000000A38000-0x0000000000A3A000-memory.dmp

Filesize
8KB

Download