lumma | 2fb7da575247bb01f95a514ad0861fbc82548dbcda55e26533c38ca0b5976762

Analysis

max time kernel
78s
max time network
58s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/03/2025, 08:33

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General

Target

Setup_v1.74.exe
Size

526KB
MD5

4ef2ad426fca87eb1c1cada1cd88c7aa
SHA1

61f811a2b7b13d2db77e0984122a5462340f0bc4
SHA256

2fb7da575247bb01f95a514ad0861fbc82548dbcda55e26533c38ca0b5976762
SHA512

babb9808cd79dabf99ffc4601f4d01c679d15e28948d55c13dd67b945e89e432503a63eb6813d3bece7bc6847af446dc2b65726c525f89bf711c0f37f666b2a2
SSDEEP

12288:G/DPOi41la5uVs90D1tauK/uNy9qoTTr3bEmqL5v+X6avbDIiNZ5:G/DPOiIVs9myuCuNy9qmDbHqL5vO3vPX

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://scriptyprefej.store/api

https://navygenerayk.store/api

https://founpiuer.store/api

https://necklacedmny.store/api

https://thumbystriw.store/api

https://fadehairucw.store/api

https://crisiwarny.store/api

https://presticitpo.store/api

https://carbonhari.cyou/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 2788 set thread context of 2728	2788	Setup_v1.74.exe	33

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2764	2788	WerFault.exe	30

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_v1.74.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Setup_v1.74.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 2788 wrote to memory of 2836	2788	Setup_v1.74.exe	31
PID 2788 wrote to memory of 2836	2788	Setup_v1.74.exe	31
PID 2788 wrote to memory of 2836	2788	Setup_v1.74.exe	31
PID 2788 wrote to memory of 2836	2788	Setup_v1.74.exe	31
PID 2788 wrote to memory of 2836	2788	Setup_v1.74.exe	31
PID 2788 wrote to memory of 2836	2788	Setup_v1.74.exe	31
PID 2788 wrote to memory of 2836	2788	Setup_v1.74.exe	31
PID 2788 wrote to memory of 2784	2788	Setup_v1.74.exe	32
PID 2788 wrote to memory of 2784	2788	Setup_v1.74.exe	32
PID 2788 wrote to memory of 2784	2788	Setup_v1.74.exe	32
PID 2788 wrote to memory of 2784	2788	Setup_v1.74.exe	32
PID 2788 wrote to memory of 2784	2788	Setup_v1.74.exe	32
PID 2788 wrote to memory of 2784	2788	Setup_v1.74.exe	32
PID 2788 wrote to memory of 2784	2788	Setup_v1.74.exe	32
PID 2788 wrote to memory of 2728	2788	Setup_v1.74.exe	33
PID 2788 wrote to memory of 2728	2788	Setup_v1.74.exe	33
PID 2788 wrote to memory of 2728	2788	Setup_v1.74.exe	33
PID 2788 wrote to memory of 2728	2788	Setup_v1.74.exe	33
PID 2788 wrote to memory of 2728	2788	Setup_v1.74.exe	33
PID 2788 wrote to memory of 2728	2788	Setup_v1.74.exe	33
PID 2788 wrote to memory of 2728	2788	Setup_v1.74.exe	33
PID 2788 wrote to memory of 2728	2788	Setup_v1.74.exe	33
PID 2788 wrote to memory of 2728	2788	Setup_v1.74.exe	33
PID 2788 wrote to memory of 2728	2788	Setup_v1.74.exe	33
PID 2788 wrote to memory of 2728	2788	Setup_v1.74.exe	33
PID 2788 wrote to memory of 2728	2788	Setup_v1.74.exe	33
PID 2788 wrote to memory of 2728	2788	Setup_v1.74.exe	33
PID 2788 wrote to memory of 2764	2788	Setup_v1.74.exe	34
PID 2788 wrote to memory of 2764	2788	Setup_v1.74.exe	34
PID 2788 wrote to memory of 2764	2788	Setup_v1.74.exe	34
PID 2788 wrote to memory of 2764	2788	Setup_v1.74.exe	34

C:\Users\Admin\AppData\Local\Temp\Setup_v1.74.exe
"C:\Users\Admin\AppData\Local\Temp\Setup_v1.74.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2788
- C:\Users\Admin\AppData\Local\Temp\Setup_v1.74.exe
  "C:\Users\Admin\AppData\Local\Temp\Setup_v1.74.exe"
  2⤵
  PID:2836
- C:\Users\Admin\AppData\Local\Temp\Setup_v1.74.exe
  "C:\Users\Admin\AppData\Local\Temp\Setup_v1.74.exe"
  2⤵
  PID:2784
- C:\Users\Admin\AppData\Local\Temp\Setup_v1.74.exe
  "C:\Users\Admin\AppData\Local\Temp\Setup_v1.74.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2728
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2788 -s 112
  2⤵
  - Program crash
  PID:2764

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
1⤵
PID:2888

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\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
71KB

MD5
83142242e97b8953c386f988aa694e4a

SHA1
833ed12fc15b356136dcdd27c61a50f59c5c7d50

SHA256
d72761e1a334a754ce8250e3af7ea4bf25301040929fd88cf9e50b4a9197d755

SHA512
bb6da177bd16d163f377d9b4c63f6d535804137887684c113cc2f643ceab4f34338c06b5a29213c23d375e95d22ef417eac928822dfb3688ce9e2de9d5242d10

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar9A9.tmp

Filesize
183KB

MD5
109cab5505f5e065b63d01361467a83b

SHA1
4ed78955b9272a9ed689b51bf2bf4a86a25e53fc

SHA256
ea6b7f51e85835c09259d9475a7d246c3e764ad67c449673f9dc97172c351673

SHA512
753a6da5d6889dd52f40208e37f2b8c185805ef81148682b269fff5aa84a46d710fe0ebfe05bce625da2e801e1c26745998a41266fa36bf47bc088a224d730cc

Download Submit
memory/2728-3-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2728-4-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2728-10-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2728-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2728-12-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2728-7-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2728-6-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2728-5-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2728-13-0x00000000002C0000-0x0000000000347000-memory.dmp

Filesize
540KB

Download
memory/2788-2-0x0000000000341000-0x0000000000342000-memory.dmp

Filesize
4KB

Download