lumma | 84b2ae5fc55b2394ffc16022d5dce9b11fb232f14ccedf0cde7b6af44d0c5bc9

General

Target

random.exe
Size

358KB
MD5

92bf5eeea4fc551ed2d5090a3061704d
SHA1

e3d11cce21d1ecb7457f583539f5e92a54271bad
SHA256

84b2ae5fc55b2394ffc16022d5dce9b11fb232f14ccedf0cde7b6af44d0c5bc9
SHA512

47b156c503ebe5844bf712b431733f45f9e27797bb929f00293536d8c152a005638aade8a8cf386ca7fcdc1177755ca36aa46754d189daecd093009ad2a9dea6
SSDEEP

6144:TyJN9fUcPi6NViFY1mIHYH2bOVOWX74DscbbQHzm5ZO0zg8lMSKkbgbTjXx7x:2JN9JPi6a4mIG2yVlLKPb+zm5ZzOSL23

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

C2

https://wordemnyauop.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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2904 set thread context of 2708	2904	random.exe	31

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2920	2904	WerFault.exe	29

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

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2904 wrote to memory of 2184	2904	random.exe	30
PID 2904 wrote to memory of 2184	2904	random.exe	30
PID 2904 wrote to memory of 2184	2904	random.exe	30
PID 2904 wrote to memory of 2184	2904	random.exe	30
PID 2904 wrote to memory of 2708	2904	random.exe	31
PID 2904 wrote to memory of 2708	2904	random.exe	31
PID 2904 wrote to memory of 2708	2904	random.exe	31
PID 2904 wrote to memory of 2708	2904	random.exe	31
PID 2904 wrote to memory of 2708	2904	random.exe	31
PID 2904 wrote to memory of 2708	2904	random.exe	31
PID 2904 wrote to memory of 2708	2904	random.exe	31
PID 2904 wrote to memory of 2708	2904	random.exe	31
PID 2904 wrote to memory of 2708	2904	random.exe	31
PID 2904 wrote to memory of 2708	2904	random.exe	31
PID 2904 wrote to memory of 2920	2904	random.exe	32
PID 2904 wrote to memory of 2920	2904	random.exe	32
PID 2904 wrote to memory of 2920	2904	random.exe	32
PID 2904 wrote to memory of 2920	2904	random.exe	32

C:\Users\Admin\AppData\Local\Temp\random.exe
"C:\Users\Admin\AppData\Local\Temp\random.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2904
- C:\Users\Admin\AppData\Local\Temp\random.exe
  "C:\Users\Admin\AppData\Local\Temp\random.exe"
  2⤵
  PID:2184
- C:\Users\Admin\AppData\Local\Temp\random.exe
  "C:\Users\Admin\AppData\Local\Temp\random.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2708
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2904 -s 508
  2⤵
  - Program crash
  PID:2920

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\Cab7245.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar7258.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/2708-7-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2708-12-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2708-10-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2708-8-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2708-6-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2708-5-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2708-4-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2708-14-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2708-3-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2904-0-0x000000007410E000-0x000000007410F000-memory.dmp

Filesize
4KB

Download
memory/2904-13-0x0000000074100000-0x00000000747EE000-memory.dmp

Filesize
6.9MB

Download
memory/2904-1-0x0000000000C00000-0x0000000000C62000-memory.dmp

Filesize
392KB

Download
memory/2904-49-0x0000000074100000-0x00000000747EE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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