lumma | cdf7704604f602522cabff38f75509469d80e53cd8f9a716d1c4faa02bd36851

Analysis

max time kernel
91s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-11-2024 01:26

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General

Target

Setup.exe
Size

5.4MB
MD5

ad2735f096925010a53450cb4178c89e
SHA1

c6d65163c6315a642664f4eaec0fae9528549bfe
SHA256

4e775b5fafb4e6d89a4694f8694d2b8b540534bd4a52ff42f70095f1c929160e
SHA512

1868b22a7c5cba89545b06f010c09c5418b3d86039099d681eee9567c47208fdba3b89c6251cf03c964c58c805280d45ba9c3533125f6bd3e0bc067477e03ab9
SSDEEP

98304:o/zx+riUDpJowboU+XEsumY2XW6jBYeZ1ER:2x+riUDwUj12X1tY5

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://5ptit5tuded.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
Blocklisted process makes network request 6 IoCs

Processes:

msiexec.exe

flow pid process

22 2364 msiexec.exe
25 2364 msiexec.exe
27 2364 msiexec.exe
33 2364 msiexec.exe
37 2364 msiexec.exe
40 2364 msiexec.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

Setup.exe

description pid process target process

PID 2908 set thread context of 2688 2908 Setup.exe more.com

flow	pid	process
22	2364	msiexec.exe
25	2364	msiexec.exe
27	2364	msiexec.exe
33	2364	msiexec.exe
37	2364	msiexec.exe
40	2364	msiexec.exe

description	pid	process	target process
PID 2908 set thread context of 2688	2908	Setup.exe	more.com

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

Processes:

more.commsiexec.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	more.com
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Setup.exemore.com

pid process

2908 Setup.exe
2908 Setup.exe
2688 more.com
2688 more.com
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

Setup.exemore.com

pid process

2908 Setup.exe
2688 more.com

pid	process
2908	Setup.exe
2908	Setup.exe
2688	more.com
2688	more.com

pid	process
2908	Setup.exe
2688	more.com

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

Setup.exemore.com

description	pid	process	target process
PID 2908 wrote to memory of 2688	2908	Setup.exe	more.com
PID 2908 wrote to memory of 2688	2908	Setup.exe	more.com
PID 2908 wrote to memory of 2688	2908	Setup.exe	more.com
PID 2908 wrote to memory of 2688	2908	Setup.exe	more.com
PID 2688 wrote to memory of 2364	2688	more.com	msiexec.exe
PID 2688 wrote to memory of 2364	2688	more.com	msiexec.exe
PID 2688 wrote to memory of 2364	2688	more.com	msiexec.exe
PID 2688 wrote to memory of 2364	2688	more.com	msiexec.exe
PID 2688 wrote to memory of 2364	2688	more.com	msiexec.exe

C:\Users\Admin\AppData\Local\Temp\Setup.exe
"C:\Users\Admin\AppData\Local\Temp\Setup.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2908
- C:\Windows\SysWOW64\more.com
  C:\Windows\SysWOW64\more.com
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2688
- - C:\Windows\SysWOW64\msiexec.exe
    C:\Windows\SysWOW64\msiexec.exe
    3⤵
    - Blocklisted process makes network request
    - System Location Discovery: System Language Discovery
    PID:2364

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\88fadd98

Filesize
1.0MB

MD5
c1f6b11df181f440e3b8280d53f700c2

SHA1
e8b84cf1911a9322832d934ae09bf077168e95b6

SHA256
114048aae9001428436a2a16ddd2b483d71e04f5fc15283386d84306392fb760

SHA512
f2710ac0b292cce92528c6788bcd4715adb4eebb8724c8d45ef7e9dc11215bbd3bc3e2e79e2df6695dc88043997a4afd33e5a5c27f913ede2da4e7c9cf749488

Download Submit
memory/2364-27-0x00000000004D0000-0x00000000004E2000-memory.dmp

Filesize
72KB

Download
memory/2364-26-0x0000000000080000-0x00000000000DB000-memory.dmp

Filesize
364KB

Download
memory/2364-25-0x00007FFD53370000-0x00007FFD53565000-memory.dmp

Filesize
2.0MB

Download
memory/2688-24-0x00000000773C0000-0x0000000077973000-memory.dmp

Filesize
5.7MB

Download
memory/2688-17-0x00007FFD53370000-0x00007FFD53565000-memory.dmp

Filesize
2.0MB

Download
memory/2688-19-0x00000000773CE000-0x00000000773D0000-memory.dmp

Filesize
8KB

Download
memory/2688-18-0x00000000773C0000-0x0000000077973000-memory.dmp

Filesize
5.7MB

Download
memory/2688-20-0x00000000773C0000-0x0000000077973000-memory.dmp

Filesize
5.7MB

Download
memory/2908-0-0x00007FFD518A0000-0x00007FFD51FDF000-memory.dmp

Filesize
7.2MB

Download
memory/2908-14-0x00007FFD518A0000-0x00007FFD51FDF000-memory.dmp

Filesize
7.2MB

Download
memory/2908-13-0x00007FFD518A0000-0x00007FFD51FDF000-memory.dmp

Filesize
7.2MB

Download
memory/2908-12-0x00007FFD518B9000-0x00007FFD518BA000-memory.dmp

Filesize
4KB

Download