lumma | 744bfe4284a9844accf0ec9ff1f56975a870a6228056430b4709c09da1a8d3c8

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
14-01-2025 02:43

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General

Target

WSLRT.exe
Size

12.1MB
MD5

7dadbf556492f9de788752000420c6f6
SHA1

1ba1474fa22d88e4bd3300a3ad1abf2a6a422fa8
SHA256

f5ce9b8329c08e9c5351319073a9fac32d2e6ea7ad7d510bf5a61c9d341de7f2
SHA512

100f29cfafac9e741f95dcb7cfdd10b7e7a632418b336704ba5c26289ddcf485f68dc6aa02739bb0f4ac8a3a6505ebba7436196462b0f9fc1f1e3a35c170cf36
SSDEEP

196608:MH2/kcOKvhKUPgOuueBA8i0L6md9OSdNmplVhBYeVmtKBcE0+:N/kcOKsUPluN8MtOSEDhgC0+

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://impend-differ.biz/api

https://print-vexer.biz/api

https://dare-curbys.biz/api

https://covery-mover.biz/api

https://formy-spill.biz/api

https://dwell-exclaim.biz/api

https://zinc-sneark.biz/api

https://se-blurry.biz/api

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2764 set thread context of 2828	2764	WSLRT.exe	30

System Location Discovery: System Language Discovery 1 TTPs 1 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	dxdiag.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 2828	2764	WSLRT.exe	30
PID 2764 wrote to memory of 2828	2764	WSLRT.exe	30
PID 2764 wrote to memory of 2828	2764	WSLRT.exe	30
PID 2764 wrote to memory of 2828	2764	WSLRT.exe	30
PID 2764 wrote to memory of 2828	2764	WSLRT.exe	30
PID 2764 wrote to memory of 2828	2764	WSLRT.exe	30
PID 2764 wrote to memory of 2828	2764	WSLRT.exe	30
PID 2764 wrote to memory of 2828	2764	WSLRT.exe	30
PID 2764 wrote to memory of 2828	2764	WSLRT.exe	30
PID 2764 wrote to memory of 2828	2764	WSLRT.exe	30
PID 2764 wrote to memory of 2828	2764	WSLRT.exe	30

C:\Users\Admin\AppData\Local\Temp\WSLRT.exe
"C:\Users\Admin\AppData\Local\Temp\WSLRT.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2764
- C:\Windows\SysWOW64\dxdiag.exe
  "C:\Windows\SysWOW64\dxdiag.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2828

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\CabA9C9.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarA9DB.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/2828-2-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2828-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2828-6-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2828-4-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2828-0-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2828-13-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2828-15-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2828-16-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2828-17-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2828-10-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2828-8-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download