lumma | ab3e9253926b1d9cd7d1fcd1ba7e4af30dd0bc5744bc5e10d839026c36a0f324

Analysis

max time kernel
130s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26/01/2025, 18:16

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General

Target

game.rar
Size

198.7MB
MD5

11b59748521bf070a175100b48b3d9ca
SHA1

97aee524b1817f588a966678550dfef42dfa4249
SHA256

ab3e9253926b1d9cd7d1fcd1ba7e4af30dd0bc5744bc5e10d839026c36a0f324
SHA512

aa0963081325c73f1730aa848be4a3b1a5bb2cf7d5746eaea820f397e2855e37ab16b42fa00fecfda46322b0e5f7ea35db3aaf5ed572fd122821fed1fd936c62
SSDEEP

6291456:2+zTDyw0wl+Ln4jaIqfqvKwlnItIn+wMXPy:2UDy59nGtqf3wAInsy

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://toppyneedus.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

Executes dropped EXE 8 IoCs

pid	Process
2624	tsle.exe
3424	tsle.exe
928	tsle.exe
3056	tsle.exe
1704	tsle(x86).exe
2832	tsle(x86).exe
3552	tsle.exe
2168	tsle.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2624 set thread context of 3424	2624	tsle.exe	102
PID 928 set thread context of 3056	928	tsle.exe	119
PID 3552 set thread context of 2168	3552	tsle.exe	128

Program crash 3 IoCs

pid	pid_target	Process	procid_target
4440	2624	WerFault.exe	99
536	928	WerFault.exe	118
1260	3552	WerFault.exe	127

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	tsle.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tsle.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tsle.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tsle.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tsle.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tsle.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000_Classes\Local Settings	7zFM.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
4568	7zFM.exe
4568	7zFM.exe
4568	7zFM.exe
4568	7zFM.exe
4568	7zFM.exe
4568	7zFM.exe
1704	tsle(x86).exe
1704	tsle(x86).exe
1704	tsle(x86).exe
1704	tsle(x86).exe
1704	tsle(x86).exe
1704	tsle(x86).exe
1704	tsle(x86).exe
1704	tsle(x86).exe
1704	tsle(x86).exe
1704	tsle(x86).exe
1704	tsle(x86).exe
1704	tsle(x86).exe
4568	7zFM.exe
4568	7zFM.exe
2832	tsle(x86).exe
2832	tsle(x86).exe
2832	tsle(x86).exe
2832	tsle(x86).exe
2832	tsle(x86).exe
2832	tsle(x86).exe
2832	tsle(x86).exe
2832	tsle(x86).exe
2832	tsle(x86).exe
2832	tsle(x86).exe
2832	tsle(x86).exe
2832	tsle(x86).exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4568	7zFM.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeRestorePrivilege	4568	7zFM.exe
Token: 35	4568	7zFM.exe
Token: SeSecurityPrivilege	4568	7zFM.exe
Token: SeSecurityPrivilege	4568	7zFM.exe
Token: SeSecurityPrivilege	4568	7zFM.exe
Token: SeSecurityPrivilege	4568	7zFM.exe
Token: SeSecurityPrivilege	4568	7zFM.exe

Suspicious use of FindShellTrayWindow 7 IoCs

pid	Process
4568	7zFM.exe
4568	7zFM.exe
4568	7zFM.exe
4568	7zFM.exe
4568	7zFM.exe
4568	7zFM.exe
4568	7zFM.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 4568 wrote to memory of 1788	4568	7zFM.exe	94
PID 4568 wrote to memory of 1788	4568	7zFM.exe	94
PID 4568 wrote to memory of 2624	4568	7zFM.exe	99
PID 4568 wrote to memory of 2624	4568	7zFM.exe	99
PID 4568 wrote to memory of 2624	4568	7zFM.exe	99
PID 2624 wrote to memory of 3424	2624	tsle.exe	102
PID 2624 wrote to memory of 3424	2624	tsle.exe	102
PID 2624 wrote to memory of 3424	2624	tsle.exe	102
PID 2624 wrote to memory of 3424	2624	tsle.exe	102
PID 2624 wrote to memory of 3424	2624	tsle.exe	102
PID 2624 wrote to memory of 3424	2624	tsle.exe	102
PID 2624 wrote to memory of 3424	2624	tsle.exe	102
PID 2624 wrote to memory of 3424	2624	tsle.exe	102
PID 2624 wrote to memory of 3424	2624	tsle.exe	102
PID 928 wrote to memory of 3056	928	tsle.exe	119
PID 928 wrote to memory of 3056	928	tsle.exe	119
PID 928 wrote to memory of 3056	928	tsle.exe	119
PID 928 wrote to memory of 3056	928	tsle.exe	119
PID 928 wrote to memory of 3056	928	tsle.exe	119
PID 928 wrote to memory of 3056	928	tsle.exe	119
PID 928 wrote to memory of 3056	928	tsle.exe	119
PID 928 wrote to memory of 3056	928	tsle.exe	119
PID 928 wrote to memory of 3056	928	tsle.exe	119
PID 4568 wrote to memory of 1704	4568	7zFM.exe	123
PID 4568 wrote to memory of 1704	4568	7zFM.exe	123
PID 3552 wrote to memory of 2168	3552	tsle.exe	128
PID 3552 wrote to memory of 2168	3552	tsle.exe	128
PID 3552 wrote to memory of 2168	3552	tsle.exe	128
PID 3552 wrote to memory of 2168	3552	tsle.exe	128
PID 3552 wrote to memory of 2168	3552	tsle.exe	128
PID 3552 wrote to memory of 2168	3552	tsle.exe	128
PID 3552 wrote to memory of 2168	3552	tsle.exe	128
PID 3552 wrote to memory of 2168	3552	tsle.exe	128
PID 3552 wrote to memory of 2168	3552	tsle.exe	128

C:\Program Files\7-Zip\7zFM.exe
"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\game.rar"
1⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4568
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\7zO8D1B91F7\IF DONT OPEN RUN (x86).txt
  2⤵
  PID:1788
- C:\Users\Admin\AppData\Local\Temp\7zO8D14CBC7\tsle.exe
  "C:\Users\Admin\AppData\Local\Temp\7zO8D14CBC7\tsle.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2624
- - C:\Users\Admin\AppData\Local\Temp\7zO8D14CBC7\tsle.exe
    "C:\Users\Admin\AppData\Local\Temp\7zO8D14CBC7\tsle.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3424
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2624 -s 820
    3⤵
    - Program crash
    PID:4440
- C:\Users\Admin\AppData\Local\Temp\7zO8D135098\tsle(x86).exe
  "C:\Users\Admin\AppData\Local\Temp\7zO8D135098\tsle(x86).exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  PID:1704

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2624 -ip 2624
1⤵
PID:4388

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:1560

C:\Users\Admin\Downloads\tsle.exe
"C:\Users\Admin\Downloads\tsle.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:928
- C:\Users\Admin\Downloads\tsle.exe
  "C:\Users\Admin\Downloads\tsle.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3056
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 928 -s 832
  2⤵
  - Program crash
  PID:536

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 928 -ip 928
1⤵
PID:5028

C:\Users\Admin\Downloads\tsle(x86).exe
"C:\Users\Admin\Downloads\tsle(x86).exe"
1⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:2832

C:\Users\Admin\Downloads\tsle.exe
"C:\Users\Admin\Downloads\tsle.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3552
- C:\Users\Admin\Downloads\tsle.exe
  "C:\Users\Admin\Downloads\tsle.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2168
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3552 -s 968
  2⤵
  - Program crash
  PID:1260

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3552 -ip 3552
1⤵
PID:2944

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\7zO8D135098\tsle(x86).exe

Filesize
41.7MB

MD5
ed14e465cf65c2ed2805223530b0f63a

SHA1
8b969c0fd59d26286c1d8898decdf266c0614f2b

SHA256
c7c4533e373f502f4c9cd31cca48d02a139d1b1232c01bb1dd3ae2647a9665c3

SHA512
c691197836fbf9b7a630352e8a7ad9fd3bf5bdc01cbe26e1f9180dac0935ea315767ebc11bcb7e9d8c0ba3944aa1b9ad55b85ac46f9d0f86d7837da65f350426

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zO8D14CBC7\tsle.exe

Filesize
541KB

MD5
7d8a0d2e54da21c54701e5f67bb45475

SHA1
6570e736ed9e6e6e50cc836eed064b3e2fe63677

SHA256
b8d9e07c66769c5d5474d51f5748cc285096f3041a4caca0c90069bc0d7cf4c2

SHA512
7138aae99f74b3855b525087aa6cf580685da36438e6c3c78805924ee5d583b53abd56d65fd9ab6e76a4796911f53db59fb3a1067685cb29ff2f0b1192c3e6b8

Download Submit
memory/2168-45-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/2624-12-0x0000000000C60000-0x0000000000CEE000-memory.dmp

Filesize
568KB

Download
memory/2624-13-0x0000000005AB0000-0x0000000006054000-memory.dmp

Filesize
5.6MB

Download
memory/3424-15-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/3424-17-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download