lumma | 5aa5f829532b82d1d146841d843de9d3ab2278ba2c52402d51d18a5a2823872f

Analysis

max time kernel
96s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04-10-2024 01:29

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General

Target

5aa5f829532b82d1d146841d843de9d3ab2278ba2c52402d51d18a5a2823872f.exe
Size

411KB
MD5

d5251bd2a4d9ee464b1dbb25245a67a7
SHA1

a89c28d0c6f39475cf96c2129c4d10d73d0aa4b4
SHA256

5aa5f829532b82d1d146841d843de9d3ab2278ba2c52402d51d18a5a2823872f
SHA512

6a42887328eac8fc4036b08c01dd952ee7ee3640172e86cb4fd9654372ff8903ab8a616602e0f67f4192d63506bf92a6346b8ce3017eccbeab26c221e0451c4b
SSDEEP

12288:7FWiaocklk/TYrcwBXCqE3iclBZkmYaugcCkVkNao:BzCcrPyqE7BOmYo

Score

10^/10

lumma vidar b74ef0d8ce56e494b0d83e1d5be9dbeb credential_access discovery spyware stealer

Malware Config

Extracted

Family

vidar

Version

Botnet

b74ef0d8ce56e494b0d83e1d5be9dbeb

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://beearvagueo.site/api

Signatures

Detect Vidar Stealer 15 IoCs

stealer

resource	yara_rule
behavioral2/memory/5096-10-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5096-17-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5096-13-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5096-25-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5096-26-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5096-42-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5096-43-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5096-59-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5096-60-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5096-82-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5096-83-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5096-84-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5096-91-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5096-92-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5096-108-0x0000000000400000-0x0000000000676000-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
1480	AKECBFBAEB.exe

Loads dropped DLL 3 IoCs

pid	Process
4888	5aa5f829532b82d1d146841d843de9d3ab2278ba2c52402d51d18a5a2823872f.exe
5096	aspnet_regiis.exe
5096	aspnet_regiis.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 5096	4888	5aa5f829532b82d1d146841d843de9d3ab2278ba2c52402d51d18a5a2823872f.exe	83
PID 1480 set thread context of 4696	1480	AKECBFBAEB.exe	90

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2736	1480	WerFault.exe	88

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	aspnet_regiis.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AKECBFBAEB.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	5aa5f829532b82d1d146841d843de9d3ab2278ba2c52402d51d18a5a2823872f.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	aspnet_regiis.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	aspnet_regiis.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1340	timeout.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
5096	aspnet_regiis.exe
5096	aspnet_regiis.exe
5096	aspnet_regiis.exe
5096	aspnet_regiis.exe
5096	aspnet_regiis.exe
5096	aspnet_regiis.exe
5096	aspnet_regiis.exe
5096	aspnet_regiis.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 4888 wrote to memory of 5096	4888	5aa5f829532b82d1d146841d843de9d3ab2278ba2c52402d51d18a5a2823872f.exe	83
PID 4888 wrote to memory of 5096	4888	5aa5f829532b82d1d146841d843de9d3ab2278ba2c52402d51d18a5a2823872f.exe	83
PID 4888 wrote to memory of 5096	4888	5aa5f829532b82d1d146841d843de9d3ab2278ba2c52402d51d18a5a2823872f.exe	83
PID 4888 wrote to memory of 5096	4888	5aa5f829532b82d1d146841d843de9d3ab2278ba2c52402d51d18a5a2823872f.exe	83
PID 4888 wrote to memory of 5096	4888	5aa5f829532b82d1d146841d843de9d3ab2278ba2c52402d51d18a5a2823872f.exe	83
PID 4888 wrote to memory of 5096	4888	5aa5f829532b82d1d146841d843de9d3ab2278ba2c52402d51d18a5a2823872f.exe	83
PID 4888 wrote to memory of 5096	4888	5aa5f829532b82d1d146841d843de9d3ab2278ba2c52402d51d18a5a2823872f.exe	83
PID 4888 wrote to memory of 5096	4888	5aa5f829532b82d1d146841d843de9d3ab2278ba2c52402d51d18a5a2823872f.exe	83
PID 4888 wrote to memory of 5096	4888	5aa5f829532b82d1d146841d843de9d3ab2278ba2c52402d51d18a5a2823872f.exe	83
PID 4888 wrote to memory of 5096	4888	5aa5f829532b82d1d146841d843de9d3ab2278ba2c52402d51d18a5a2823872f.exe	83
PID 5096 wrote to memory of 1480	5096	aspnet_regiis.exe	88
PID 5096 wrote to memory of 1480	5096	aspnet_regiis.exe	88
PID 5096 wrote to memory of 1480	5096	aspnet_regiis.exe	88
PID 1480 wrote to memory of 4696	1480	AKECBFBAEB.exe	90
PID 1480 wrote to memory of 4696	1480	AKECBFBAEB.exe	90
PID 1480 wrote to memory of 4696	1480	AKECBFBAEB.exe	90
PID 1480 wrote to memory of 4696	1480	AKECBFBAEB.exe	90
PID 1480 wrote to memory of 4696	1480	AKECBFBAEB.exe	90
PID 1480 wrote to memory of 4696	1480	AKECBFBAEB.exe	90
PID 1480 wrote to memory of 4696	1480	AKECBFBAEB.exe	90
PID 1480 wrote to memory of 4696	1480	AKECBFBAEB.exe	90
PID 1480 wrote to memory of 4696	1480	AKECBFBAEB.exe	90
PID 5096 wrote to memory of 4060	5096	aspnet_regiis.exe	95
PID 5096 wrote to memory of 4060	5096	aspnet_regiis.exe	95
PID 5096 wrote to memory of 4060	5096	aspnet_regiis.exe	95
PID 4060 wrote to memory of 1340	4060	cmd.exe	97
PID 4060 wrote to memory of 1340	4060	cmd.exe	97
PID 4060 wrote to memory of 1340	4060	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\5aa5f829532b82d1d146841d843de9d3ab2278ba2c52402d51d18a5a2823872f.exe
"C:\Users\Admin\AppData\Local\Temp\5aa5f829532b82d1d146841d843de9d3ab2278ba2c52402d51d18a5a2823872f.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4888
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:5096
- - C:\ProgramData\AKECBFBAEB.exe
    "C:\ProgramData\AKECBFBAEB.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1480
  - - 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:4696
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1480 -s 288
      4⤵
      Program crash
      PID:2736
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\KEBGHCBAEGDH" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4060
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:1340

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1480 -ip 1480
1⤵
PID:2836

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\AKECBFBAEB.exe

Filesize
527KB

MD5
a9978b238babe1166131003c1be7bfb8

SHA1
b65655dcab6faa50e7715ea718fcdd2d6cf0e1d6

SHA256
f0f83c1f69adc4ea1557704dc5d9f77f40d418ff244dbc3e0afae8de367b8c21

SHA512
7d43f0663502c6ee033705095e2b133dfb3826174a36a20fd30e70d9f59de6f2ea84599436e88c3a11e27fa78df1e19b741526f10aa8a618a8ddab5a47e6e13e

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
C:\Users\Admin\AppData\Roaming\msvcp110.dll

Filesize
587KB

MD5
a7303605203c978abbefb4033275ff0c

SHA1
6779d8ceb4551f3dba684645ee2e794c3ade90b5

SHA256
0b1bb1e0d8bf15e28cc4528bf52153429b6318fd61b3733b6b8c86947820bff4

SHA512
1f1bed9df20f88ac34b118aedb3b13ff67656a982a5909072ad2c3aa5e946c3bc1968ea564004630e4dc7f8e642b14a433265160bcb2ee845608322c98575105

Download Submit
memory/1480-103-0x0000000000A40000-0x0000000000A41000-memory.dmp

Filesize
4KB

Download
memory/4696-106-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/4696-104-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/4696-107-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/4888-0-0x0000000074C0E000-0x0000000074C0F000-memory.dmp

Filesize
4KB

Download
memory/4888-18-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/4888-16-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/4888-9-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/4888-2-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/4888-1-0x00000000001B0000-0x000000000021A000-memory.dmp

Filesize
424KB

Download
memory/5096-43-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5096-84-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5096-60-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5096-42-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5096-27-0x0000000024CD0000-0x0000000024F2F000-memory.dmp

Filesize
2.4MB

Download
memory/5096-82-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5096-83-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5096-59-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5096-91-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5096-92-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5096-26-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5096-25-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5096-13-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5096-17-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5096-10-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5096-108-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download