lumma | 4e6b0e43f6c93746bf5b56dea3ac0f53a829be0241e92ce408d6fcc2b46aa696

Resubmissions

02-01-2025 03:48

250102-ec2vjatqer 10

01-01-2025 14:35

250101-ryaz6a1mck 10

Analysis

max time kernel
33s
max time network
21s
platform
windows11-21h2_x64
resource
win11-20241023-en
resource tags

arch:x64arch:x86image:win11-20241023-enlocale:en-usos:windows11-21h2-x64system
submitted
02-01-2025 03:48

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General

Target

Data.exe
Size

5.0MB
MD5

74eef96b83495be873747419761cd5c7
SHA1

122c4d5a42aa8a2f459f1d24da4f332fc51ae7e9
SHA256

4e6b0e43f6c93746bf5b56dea3ac0f53a829be0241e92ce408d6fcc2b46aa696
SHA512

8d55888151751fd458527df71eeece567baf18ba902ee4d5131a7ddf1c58060da9fd935a2808700620a3ba8442ee2a2f0a897008a3e536495a2a2097b7542511
SSDEEP

98304:0qw/ZzYRr9FUZq1v4zuknXat48n9uweKPhkJzfAxkFp4GT3I:0qw/ZzApiZqSBm59IohmfA+/9M

Score

10^/10

lumma discovery evasion stealer

Malware Config

Extracted

Family

lumma

https://cloudewahsj.shop/api

https://rabidcowse.shop/api

https://noisycuttej.shop/api

https://tirepublicerj.shop/api

https://framekgirus.shop/api

https://wholersorie.shop/api

https://abruptyopsn.shop/api

https://nearycrepso.shop/api

Signatures

Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
stealer lumma
Lumma family
lumma

Enumerates VirtualBox registry keys 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxSF	2.exe

Executes dropped EXE 3 IoCs

pid	Process
3456	1.exe
2556	1.exe
2412	2.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Embeds OpenSSL 1 IoCs

Embeds OpenSSL, may be used to circumvent TLS interception.

resource	yara_rule
behavioral2/files/0x001a00000002aaef-37.dat	embeds_openssl

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2412	2.exe
2412	2.exe
2412	2.exe
2412	2.exe
2412	2.exe
2412	2.exe
2412	2.exe
2412	2.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2816 wrote to memory of 3456	2816	Data.exe	77
PID 2816 wrote to memory of 3456	2816	Data.exe	77
PID 2816 wrote to memory of 3456	2816	Data.exe	77
PID 3456 wrote to memory of 2556	3456	1.exe	80
PID 3456 wrote to memory of 2556	3456	1.exe	80
PID 3456 wrote to memory of 2556	3456	1.exe	80
PID 3456 wrote to memory of 2556	3456	1.exe	80
PID 3456 wrote to memory of 2556	3456	1.exe	80
PID 2816 wrote to memory of 2412	2816	Data.exe	81
PID 2816 wrote to memory of 2412	2816	Data.exe	81
PID 2816 wrote to memory of 2412	2816	Data.exe	81

C:\Users\Admin\AppData\Local\Temp\Data.exe
"C:\Users\Admin\AppData\Local\Temp\Data.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2816
- C:\Users\Admin\AppData\Local\Temp\RarSFX0\1.exe
  "C:\Users\Admin\AppData\Local\Temp\RarSFX0\1.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3456
- - C:\Users\Admin\AppData\Local\Temp\RarSFX0\1.exe
    "C:\Users\Admin\AppData\Local\Temp\RarSFX0\1.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2556
- C:\Users\Admin\AppData\Local\Temp\RarSFX0\2.exe
  "C:\Users\Admin\AppData\Local\Temp\RarSFX0\2.exe"
  2⤵
  - Enumerates VirtualBox registry keys
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2412

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RarSFX0\1.exe

Filesize
1.9MB

MD5
62ba8324491035f19ded9fe60ab569f4

SHA1
2de7f572009a9748228408a9b5333f9d0310f345

SHA256
1c335c0a507cefd5079b05ec8afb9c49d22da78ca0d5750ad70b7c313c1621bc

SHA512
38166d1566eba81f55087c97186d8dd4dd138f7f78ba8b712f146bd225df1870530357a95b504cd6e3d46376af998d56608d0267fa7e178e66a391bf890c022b

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\2.exe

Filesize
7.3MB

MD5
11b7f59cc5c6887fd8911951eecca91e

SHA1
6d58f449e6c42710ea9977bba2694258b08728e0

SHA256
6a9826b7c93941c1cb5666e3a8c81aa258b1429a7e663555d45aad1002a039b3

SHA512
6d139fc74028bca6437cf0b314850264dc2b2aaed73f759139ee54b6fa319a8da6cb67a944cbfa2fffcc73673b113a162b701b14bd08bc8444400199cc805545

Download Submit
memory/2412-43-0x0000000000AC0000-0x0000000001218000-memory.dmp

Filesize
7.3MB

Download
memory/2556-34-0x0000000000400000-0x00000000005E8000-memory.dmp

Filesize
1.9MB

Download
memory/2556-42-0x00000000005F0000-0x0000000000644000-memory.dmp

Filesize
336KB

Download
memory/2556-25-0x00000000005F0000-0x0000000000644000-memory.dmp

Filesize
336KB

Download
memory/2556-33-0x00000000005F0000-0x0000000000644000-memory.dmp

Filesize
336KB

Download
memory/3456-29-0x0000000000400000-0x00000000005E8000-memory.dmp

Filesize
1.9MB

Download
memory/3456-30-0x0000000000453000-0x000000000046C000-memory.dmp

Filesize
100KB

Download
memory/3456-31-0x0000000000581000-0x000000000058C000-memory.dmp

Filesize
44KB

Download
memory/3456-24-0x0000000000400000-0x00000000005E8000-memory.dmp

Filesize
1.9MB

Download
memory/3456-23-0x0000000000400000-0x00000000005E8000-memory.dmp

Filesize
1.9MB

Download
memory/3456-22-0x0000000000400000-0x00000000005E8000-memory.dmp

Filesize
1.9MB

Download
memory/3456-21-0x0000000000400000-0x00000000005E8000-memory.dmp

Filesize
1.9MB

Download
memory/3456-26-0x0000000000400000-0x00000000005E8000-memory.dmp

Filesize
1.9MB

Download
memory/3456-18-0x0000000000400000-0x00000000005E8000-memory.dmp

Filesize
1.9MB

Download
memory/3456-19-0x0000000000453000-0x000000000046C000-memory.dmp

Filesize
100KB

Download