lumma | 2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9

Analysis

max time kernel
149s
max time network
150s
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 16:53

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General

Target

2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe
Size

550KB
MD5

f1214cfabdff698a3d7d49daec1254c1
SHA1

8ac4c3c3eff05b6db38c26a16d1c69eb913d7194
SHA256

2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9
SHA512

0486a8eb34dade29f3d2c568c7b4751fd86ad05a980c3fc20792336d8511ca8505f79819894758d6096177176cd6b42d3a461f075d8bf97856dea9e3c20fbd02
SSDEEP

12288:yYQwqLWzDCQH2bJMHfmntiheky65t4Wz26xNe0H6P:gb3QHwM9hJy6wtqNm

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/5060-1-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5060-3-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5060-6-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5060-7-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5060-8-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5060-25-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5060-26-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5060-42-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5060-43-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5060-71-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5060-72-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5060-79-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5060-80-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5060-81-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5060-98-0x0000000000400000-0x0000000000676000-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
4752	DAFBGHCAKK.exe

Loads dropped DLL 2 IoCs

pid	Process
5060	MSBuild.exe
5060	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 2948 set thread context of 5060	2948	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	82
PID 4752 set thread context of 2388	4752	DAFBGHCAKK.exe	99

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4324	2948	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	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DAFBGHCAKK.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

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
2880	timeout.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
5060	MSBuild.exe
5060	MSBuild.exe
5060	MSBuild.exe
5060	MSBuild.exe
5060	MSBuild.exe
5060	MSBuild.exe
5060	MSBuild.exe
5060	MSBuild.exe

Suspicious use of WriteProcessMemory 40 IoCs

description	pid	Process	procid_target
PID 2948 wrote to memory of 5060	2948	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	82
PID 2948 wrote to memory of 5060	2948	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	82
PID 2948 wrote to memory of 5060	2948	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	82
PID 2948 wrote to memory of 5060	2948	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	82
PID 2948 wrote to memory of 5060	2948	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	82
PID 2948 wrote to memory of 5060	2948	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	82
PID 2948 wrote to memory of 5060	2948	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	82
PID 2948 wrote to memory of 5060	2948	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	82
PID 2948 wrote to memory of 5060	2948	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	82
PID 2948 wrote to memory of 5060	2948	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	82
PID 5060 wrote to memory of 4752	5060	MSBuild.exe	93
PID 5060 wrote to memory of 4752	5060	MSBuild.exe	93
PID 5060 wrote to memory of 4752	5060	MSBuild.exe	93
PID 4752 wrote to memory of 4328	4752	DAFBGHCAKK.exe	95
PID 4752 wrote to memory of 4328	4752	DAFBGHCAKK.exe	95
PID 4752 wrote to memory of 4328	4752	DAFBGHCAKK.exe	95
PID 4752 wrote to memory of 4820	4752	DAFBGHCAKK.exe	96
PID 4752 wrote to memory of 4820	4752	DAFBGHCAKK.exe	96
PID 4752 wrote to memory of 4820	4752	DAFBGHCAKK.exe	96
PID 4752 wrote to memory of 3624	4752	DAFBGHCAKK.exe	97
PID 4752 wrote to memory of 3624	4752	DAFBGHCAKK.exe	97
PID 4752 wrote to memory of 3624	4752	DAFBGHCAKK.exe	97
PID 4752 wrote to memory of 4980	4752	DAFBGHCAKK.exe	98
PID 4752 wrote to memory of 4980	4752	DAFBGHCAKK.exe	98
PID 4752 wrote to memory of 4980	4752	DAFBGHCAKK.exe	98
PID 4752 wrote to memory of 2388	4752	DAFBGHCAKK.exe	99
PID 4752 wrote to memory of 2388	4752	DAFBGHCAKK.exe	99
PID 4752 wrote to memory of 2388	4752	DAFBGHCAKK.exe	99
PID 4752 wrote to memory of 2388	4752	DAFBGHCAKK.exe	99
PID 4752 wrote to memory of 2388	4752	DAFBGHCAKK.exe	99
PID 4752 wrote to memory of 2388	4752	DAFBGHCAKK.exe	99
PID 4752 wrote to memory of 2388	4752	DAFBGHCAKK.exe	99
PID 4752 wrote to memory of 2388	4752	DAFBGHCAKK.exe	99
PID 4752 wrote to memory of 2388	4752	DAFBGHCAKK.exe	99
PID 5060 wrote to memory of 760	5060	MSBuild.exe	101
PID 5060 wrote to memory of 760	5060	MSBuild.exe	101
PID 5060 wrote to memory of 760	5060	MSBuild.exe	101
PID 760 wrote to memory of 2880	760	cmd.exe	103
PID 760 wrote to memory of 2880	760	cmd.exe	103
PID 760 wrote to memory of 2880	760	cmd.exe	103

C:\Users\Admin\AppData\Local\Temp\2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe
"C:\Users\Admin\AppData\Local\Temp\2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2948
- 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:5060
- - C:\ProgramData\DAFBGHCAKK.exe
    "C:\ProgramData\DAFBGHCAKK.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4752
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      4⤵
      PID:4328
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      4⤵
      PID:4820
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      4⤵
      PID:3624
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      4⤵
      PID:4980
  - - 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:2388
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\HJJEGIEHIJKK" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:760
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:2880
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2948 -s 256
  2⤵
  - Program crash
  PID:4324

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2948 -ip 2948
1⤵
PID:468

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\DAFBGHCAKK.exe

Filesize
547KB

MD5
8ae0f894c75f3af82ab1bc42508f74a2

SHA1
900b9225ef0dd46faf94ee083d12e161df41d5cd

SHA256
0ba6befd6c519b35700a6a4ff5d695c3eeaaebe9cbec9b89ffb9d9da1633a5ae

SHA512
bed45f2ef02d17849db2bc1b75044fdac2a3d9aff567b2908d2dc4742c789e305c6d74a4861f413f2d16aab97bed3ed44441875b7584289783135cd5561bdafb

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/2388-96-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2388-97-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2388-95-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2388-93-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2948-0-0x0000000000A28000-0x0000000000A2A000-memory.dmp

Filesize
8KB

Download
memory/4752-92-0x0000000000254000-0x0000000000255000-memory.dmp

Filesize
4KB

Download
memory/5060-25-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5060-80-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5060-98-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5060-42-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5060-79-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5060-72-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5060-71-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5060-43-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5060-81-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5060-1-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5060-26-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5060-3-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5060-10-0x000000001D860000-0x000000001DABF000-memory.dmp

Filesize
2.4MB

Download
memory/5060-8-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5060-7-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5060-6-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download