lumma | 3fd5d1dbae3317e84733fdd058e03a1e8831b0cb092964dfb113474fb4387efc

General

Target

Setup.exe
Size

651.4MB
MD5

8604e4bdf9de6a0ae82aa30e6bb5841e
SHA1

8535e889bc6a0757274081e52fdab90ea2090ae6
SHA256

27196952aca14c796138426eb8f52b0ddafc9f46d0e4c10f750cfee95bf5132c
SHA512

8a0d003df564bedd3b748955b2b2efd6079d03b73ea56ff6e3bb77fd8f54c500e683107fdc64d4df71dfcba90b275066b3d627422bef0a217dbbcfffc5b00ebe
SSDEEP

196608:ZAa/L5xk1ABsdnCdTy9w6wzWvnP4O7NADtV6v+4cU9UryCjh9WmilQDpMVo0hnXy:j/L50mq9w6hvX7

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

C2

https://reinfomarbke.site/api

https://monopuncdz.site/api

https://unityshootsz.site/api

https://moeventmynz.site/api

https://plaintifuf.site/api

https://honerstyzu.site/api

https://bringlanejk.site/api

https://uppermixturyz.site/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 2100 set thread context of 3084	2100	Setup.exe	81

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	Setup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	choice.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SearchIndexer.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2100	Setup.exe
2100	Setup.exe
3084	choice.exe
3084	choice.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2100	Setup.exe
3084	choice.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2100	Setup.exe
2100	Setup.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 3084	2100	Setup.exe	81
PID 2100 wrote to memory of 3084	2100	Setup.exe	81
PID 2100 wrote to memory of 3084	2100	Setup.exe	81
PID 2100 wrote to memory of 3084	2100	Setup.exe	81
PID 3084 wrote to memory of 4844	3084	choice.exe	91
PID 3084 wrote to memory of 4844	3084	choice.exe	91
PID 3084 wrote to memory of 4844	3084	choice.exe	91
PID 3084 wrote to memory of 4844	3084	choice.exe	91
PID 3084 wrote to memory of 4844	3084	choice.exe	91

C:\Users\Admin\AppData\Local\Temp\Setup.exe
"C:\Users\Admin\AppData\Local\Temp\Setup.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Windows\SysWOW64\choice.exe
  C:\Windows\SysWOW64\choice.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:3084
- - C:\Windows\SysWOW64\SearchIndexer.exe
    C:\Windows\SysWOW64\SearchIndexer.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4844

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\13713c7d

Filesize
1.0MB

MD5
c3df93ace33743680e80ae11c9a3b003

SHA1
cf54f6ccd41c963e7f6cb851f7290724b1442fff

SHA256
5b602014cdddaa2600d953b12dfb86b2d9dce1f15aab11b9efded56b8ce602fe

SHA512
d4a5294be64f564527f73a73acb4194992a97d6af8186fa292f64b3a0911d7f665e7c16f5e7414f55fd7e3f1639e5140816a7139ab923e14732c15e91179f3b3

Download Submit
C:\Users\Admin\AppData\Local\Temp\16c29343

Filesize
1020KB

MD5
eaa81794e6cce2abc8d216b434ff336d

SHA1
4b9527374cfffa78c12fa796d87281e0dec92658

SHA256
0458c11bf7c8776ea49489369579c516f5ed3a0facea2ab086244019c7fc4b09

SHA512
0d314e52aea572ddbb1cb46bfe80e72e049b31126bc1768d3df9a2d26ab7d0f8d90b9a5a672a7c1dedfe5e2bb36f237d17f9f40895a72d509e2bd3f44da0f279

Download Submit
memory/2100-9-0x0000000073550000-0x00000000737E1000-memory.dmp

Filesize
2.6MB

Download
memory/2100-6-0x0000000073550000-0x00000000737E1000-memory.dmp

Filesize
2.6MB

Download
memory/2100-0-0x00000000001F0000-0x0000000000851000-memory.dmp

Filesize
6.4MB

Download
memory/2100-8-0x0000000073563000-0x0000000073565000-memory.dmp

Filesize
8KB

Download
memory/2100-10-0x0000000073550000-0x00000000737E1000-memory.dmp

Filesize
2.6MB

Download
memory/2100-7-0x00007FFDDD330000-0x00007FFDDD525000-memory.dmp

Filesize
2.0MB

Download
memory/3084-14-0x00007FFDDD330000-0x00007FFDDD525000-memory.dmp

Filesize
2.0MB

Download
memory/3084-12-0x0000000073550000-0x00000000737E1000-memory.dmp

Filesize
2.6MB

Download
memory/3084-15-0x0000000073550000-0x00000000737E1000-memory.dmp

Filesize
2.6MB

Download
memory/3084-16-0x0000000073550000-0x00000000737E1000-memory.dmp

Filesize
2.6MB

Download
memory/3084-18-0x0000000073550000-0x00000000737E1000-memory.dmp

Filesize
2.6MB

Download
memory/4844-19-0x0000000000AB0000-0x0000000000B09000-memory.dmp

Filesize
356KB

Download
memory/4844-20-0x00007FFDDD330000-0x00007FFDDD525000-memory.dmp

Filesize
2.0MB

Download
memory/4844-21-0x0000000000AB0000-0x0000000000B09000-memory.dmp

Filesize
356KB

Download
memory/4844-22-0x00000000008DB000-0x00000000008E2000-memory.dmp

Filesize
28KB

Download
memory/4844-23-0x0000000000AB0000-0x0000000000B09000-memory.dmp

Filesize
356KB

Download

Analysis

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