lumma | 2bda40435881101ace72e48ffcc04afa3e5ca6e9e6caf79b0a5a132840152ada

Analysis

max time kernel
95s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-10-2024 01:21

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General

Target

2bda40435881101ace72e48ffcc04afa3e5ca6e9e6caf79b0a5a132840152ada.exe
Size

571KB
MD5

15e2906c90f3dd563b982ada3382eb2c
SHA1

cb7e89b6bd626a755d8b40f174eed497f1c629dd
SHA256

2bda40435881101ace72e48ffcc04afa3e5ca6e9e6caf79b0a5a132840152ada
SHA512

330334c197424cb2c929e303f90eb5a0360487bd8a2d80e417b2c81556d2c30ba04e9f8d51b8d306a3099daf85664a6bf78063b9f746fac537efc29889fe4fcd
SSDEEP

12288:HLg1ZnYljs/d5p6YC6Y0e/0avgePlMas+KoI04Mc3+SD4S:HwnYI5EFwaIulMas+Lq3+Ss

Score

10^/10

lumma vidar credential_access discovery spyware stealer

Malware Config

Extracted

Family

vidar

http://lade.petperfectcare.com:80

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 17 IoCs

stealer

resource	yara_rule
behavioral2/memory/2580-1-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2580-3-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2580-6-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2580-7-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2580-8-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2580-18-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2580-19-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2580-27-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2580-28-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2580-44-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2580-45-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2580-73-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2580-74-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2580-81-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2580-82-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2580-83-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2580-102-0x0000000000400000-0x0000000000676000-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
448	FCBAECGIEB.exe

Loads dropped DLL 2 IoCs

pid	Process
2580	MSBuild.exe
2580	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 2220 set thread context of 2580	2220	2bda40435881101ace72e48ffcc04afa3e5ca6e9e6caf79b0a5a132840152ada.exe	82
PID 448 set thread context of 4548	448	FCBAECGIEB.exe	91

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3988	2220	WerFault.exe	80
2816	448	WerFault.exe	89

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	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	FCBAECGIEB.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	2bda40435881101ace72e48ffcc04afa3e5ca6e9e6caf79b0a5a132840152ada.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
1336	timeout.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2580	MSBuild.exe
2580	MSBuild.exe
2580	MSBuild.exe
2580	MSBuild.exe
2580	MSBuild.exe
2580	MSBuild.exe
2580	MSBuild.exe
2580	MSBuild.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 2580	2220	2bda40435881101ace72e48ffcc04afa3e5ca6e9e6caf79b0a5a132840152ada.exe	82
PID 2220 wrote to memory of 2580	2220	2bda40435881101ace72e48ffcc04afa3e5ca6e9e6caf79b0a5a132840152ada.exe	82
PID 2220 wrote to memory of 2580	2220	2bda40435881101ace72e48ffcc04afa3e5ca6e9e6caf79b0a5a132840152ada.exe	82
PID 2220 wrote to memory of 2580	2220	2bda40435881101ace72e48ffcc04afa3e5ca6e9e6caf79b0a5a132840152ada.exe	82
PID 2220 wrote to memory of 2580	2220	2bda40435881101ace72e48ffcc04afa3e5ca6e9e6caf79b0a5a132840152ada.exe	82
PID 2220 wrote to memory of 2580	2220	2bda40435881101ace72e48ffcc04afa3e5ca6e9e6caf79b0a5a132840152ada.exe	82
PID 2220 wrote to memory of 2580	2220	2bda40435881101ace72e48ffcc04afa3e5ca6e9e6caf79b0a5a132840152ada.exe	82
PID 2220 wrote to memory of 2580	2220	2bda40435881101ace72e48ffcc04afa3e5ca6e9e6caf79b0a5a132840152ada.exe	82
PID 2220 wrote to memory of 2580	2220	2bda40435881101ace72e48ffcc04afa3e5ca6e9e6caf79b0a5a132840152ada.exe	82
PID 2220 wrote to memory of 2580	2220	2bda40435881101ace72e48ffcc04afa3e5ca6e9e6caf79b0a5a132840152ada.exe	82
PID 2580 wrote to memory of 448	2580	MSBuild.exe	89
PID 2580 wrote to memory of 448	2580	MSBuild.exe	89
PID 2580 wrote to memory of 448	2580	MSBuild.exe	89
PID 448 wrote to memory of 4548	448	FCBAECGIEB.exe	91
PID 448 wrote to memory of 4548	448	FCBAECGIEB.exe	91
PID 448 wrote to memory of 4548	448	FCBAECGIEB.exe	91
PID 448 wrote to memory of 4548	448	FCBAECGIEB.exe	91
PID 448 wrote to memory of 4548	448	FCBAECGIEB.exe	91
PID 448 wrote to memory of 4548	448	FCBAECGIEB.exe	91
PID 448 wrote to memory of 4548	448	FCBAECGIEB.exe	91
PID 448 wrote to memory of 4548	448	FCBAECGIEB.exe	91
PID 448 wrote to memory of 4548	448	FCBAECGIEB.exe	91
PID 2580 wrote to memory of 4716	2580	MSBuild.exe	94
PID 2580 wrote to memory of 4716	2580	MSBuild.exe	94
PID 2580 wrote to memory of 4716	2580	MSBuild.exe	94
PID 4716 wrote to memory of 1336	4716	cmd.exe	96
PID 4716 wrote to memory of 1336	4716	cmd.exe	96
PID 4716 wrote to memory of 1336	4716	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\2bda40435881101ace72e48ffcc04afa3e5ca6e9e6caf79b0a5a132840152ada.exe
"C:\Users\Admin\AppData\Local\Temp\2bda40435881101ace72e48ffcc04afa3e5ca6e9e6caf79b0a5a132840152ada.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2220
- 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:2580
- - C:\ProgramData\FCBAECGIEB.exe
    "C:\ProgramData\FCBAECGIEB.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:448
  - - 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:4548
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 448 -s 256
      4⤵
      Program crash
      PID:2816
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\JKKFIIEBKEGI" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4716
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:1336
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2220 -s 264
  2⤵
  - Program crash
  PID:3988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2220 -ip 2220
1⤵
PID:3368

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 448 -ip 448
1⤵
PID:3324

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

Replay Monitor

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Downloads

C:\ProgramData\FCBAECGIEB.exe

Filesize
538KB

MD5
067f67565ba257d157b770015e6b9306

SHA1
74fe8c7dc291656ea826aa4ef91781dea791e4af

SHA256
7cae5be06227549a4c05c88e05313954539d137e55ae5b0bb73abc5981c21641

SHA512
48214d1600f13a291d1bc157f0ade6cd4e24f30b84bdb337a6ef8fd3cf15ee60cfb2227a8ded1bc72a2f57ca49eac16f1454eb916dca873375d2fdc59d8e28e3

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/448-97-0x0000000000BD5000-0x0000000000BD6000-memory.dmp

Filesize
4KB

Download
memory/2220-0-0x000000000037D000-0x000000000037F000-memory.dmp

Filesize
8KB

Download
memory/2580-45-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2580-74-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2580-18-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2580-19-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2580-27-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2580-28-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2580-44-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2580-8-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2580-7-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2580-6-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2580-73-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2580-10-0x0000000022450000-0x00000000226AF000-memory.dmp

Filesize
2.4MB

Download
memory/2580-81-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2580-82-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2580-83-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2580-3-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2580-1-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2580-102-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4548-100-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/4548-101-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/4548-98-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download