lumma | f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e

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
26/01/2025, 11:17

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General

Target

Setup.exe
Size

493KB
MD5

7665e12873e7954d1934f9fb5b44b404
SHA1

dde259cf50ce63395a0c4e786c853bff6a381841
SHA256

f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e
SHA512

f3ee707328568992857d838257f0f1f63edef6aa7762d59085ad47cf691ecfbca0c1413da25a06f86d72f8671e2879c7a090ade02029dd1cc0e14f21007e9bf1
SSDEEP

12288:aL02PC/hl6XALf/2THXzYnHu9DI5DPibvBghJ:aI2P8h84qYHi6oBghJ

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2228 set thread context of 2816	2228	Setup.exe	30

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2804	2228	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	Setup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Setup.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeRestorePrivilege	2816	Setup.exe
Token: SeBackupPrivilege	2816	Setup.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2228 wrote to memory of 2816	2228	Setup.exe	30
PID 2228 wrote to memory of 2816	2228	Setup.exe	30
PID 2228 wrote to memory of 2816	2228	Setup.exe	30
PID 2228 wrote to memory of 2816	2228	Setup.exe	30
PID 2228 wrote to memory of 2816	2228	Setup.exe	30
PID 2228 wrote to memory of 2816	2228	Setup.exe	30
PID 2228 wrote to memory of 2816	2228	Setup.exe	30
PID 2228 wrote to memory of 2816	2228	Setup.exe	30
PID 2228 wrote to memory of 2816	2228	Setup.exe	30
PID 2228 wrote to memory of 2816	2228	Setup.exe	30
PID 2228 wrote to memory of 2816	2228	Setup.exe	30
PID 2228 wrote to memory of 2816	2228	Setup.exe	30
PID 2228 wrote to memory of 2816	2228	Setup.exe	30
PID 2228 wrote to memory of 2804	2228	Setup.exe	31
PID 2228 wrote to memory of 2804	2228	Setup.exe	31
PID 2228 wrote to memory of 2804	2228	Setup.exe	31
PID 2228 wrote to memory of 2804	2228	Setup.exe	31
PID 2228 wrote to memory of 2804	2228	Setup.exe	31
PID 2228 wrote to memory of 2804	2228	Setup.exe	31
PID 2228 wrote to memory of 2804	2228	Setup.exe	31

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 use of WriteProcessMemory
PID:2228
- C:\Users\Admin\AppData\Local\Temp\Setup.exe
  "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2816
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2228 -s 636
  2⤵
  - Program crash
  PID:2804

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\Cab5B5B.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar5B6E.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/2228-0-0x0000000000880000-0x00000000008FE000-memory.dmp

Filesize
504KB

Download
memory/2816-2-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/2816-8-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/2816-12-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2816-10-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/2816-16-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/2816-17-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/2816-15-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/2816-4-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/2816-6-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download