lumma | 22fbcd9bba70fe43ccd1f1ca55b79c1d74238b7a3cacbffad165fc07e70d832b

Analysis

max time kernel
128s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2024 11:11

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General

Target

Setup.exe
Size

70.3MB
MD5

9f255c59cb7291f7170e4418a649bd8e
SHA1

61ff59f20f18bd99847def7b88b3f8350d778de3
SHA256

22fbcd9bba70fe43ccd1f1ca55b79c1d74238b7a3cacbffad165fc07e70d832b
SHA512

07caf2a927878e94ecc89fd62fe5f565ee5d30d70d3080ad72f861dc3ca9cc60c3b885bcf90dae83e81866e3cca66a57468fac246ab676830d59143e2baf17af
SSDEEP

196608:FBRF28rm4cOYfGvAA7a94pHL9VvJYQ7AuvHGRoc7hwd0fkBST3C9Og:FBRE8tYevn29cLf7J

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://mysticriver.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
Blocklisted process makes network request 3 IoCs

Processes:

msiexec.exe

flow pid process

22 1964 msiexec.exe
32 1964 msiexec.exe
35 1964 msiexec.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

Setup.exe

description pid process target process

PID 4872 set thread context of 1640 4872 Setup.exe more.com

flow	pid	process
22	1964	msiexec.exe
32	1964	msiexec.exe
35	1964	msiexec.exe

description	pid	process	target process
PID 4872 set thread context of 1640	4872	Setup.exe	more.com

System Location Discovery: System Language Discovery 1 TTPs 3 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:

Setup.exemore.commsiexec.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Setup.exe
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

4872 Setup.exe
4872 Setup.exe
1640 more.com
1640 more.com
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

Setup.exemore.com

pid process

4872 Setup.exe
1640 more.com

pid	process
4872	Setup.exe
4872	Setup.exe
1640	more.com
1640	more.com

pid	process
4872	Setup.exe
1640	more.com

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

Setup.exemore.com

description	pid	process	target process
PID 4872 wrote to memory of 1640	4872	Setup.exe	more.com
PID 4872 wrote to memory of 1640	4872	Setup.exe	more.com
PID 4872 wrote to memory of 1640	4872	Setup.exe	more.com
PID 4872 wrote to memory of 1640	4872	Setup.exe	more.com
PID 1640 wrote to memory of 1964	1640	more.com	msiexec.exe
PID 1640 wrote to memory of 1964	1640	more.com	msiexec.exe
PID 1640 wrote to memory of 1964	1640	more.com	msiexec.exe
PID 1640 wrote to memory of 1964	1640	more.com	msiexec.exe
PID 1640 wrote to memory of 1964	1640	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
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4872
- 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:1640
- - C:\Windows\SysWOW64\msiexec.exe
    C:\Windows\SysWOW64\msiexec.exe
    3⤵
    - Blocklisted process makes network request
    - System Location Discovery: System Language Discovery
    PID:1964

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\a1cab9fd

Filesize
1.2MB

MD5
047000e95690f931b9faadf4547ffd8a

SHA1
c14e015ba60f4cb90b983501805cf15a882a4614

SHA256
3d536fb5d4d3b7ad2d3ce4827e46703483cacc5214d8c2f4220bc8d47e5be7ec

SHA512
66357d43c0ccda8716e927e2fe50cad6c35285bec8d60a8d7b4d63160b800589b10e3846ddd1b1d9252364232cba1e523054b813c111f5f91f88ba67f9711870

Download Submit
C:\Users\Admin\AppData\Local\Temp\a57dec69

Filesize
1.0MB

MD5
a94df44ab032c53ab3f608a36897e6b3

SHA1
f85d1c9431e27f2396ae08261c1211e44718126a

SHA256
72c976d2cb1a380ed4b50664c71435aeb5a58674fd806d791f8c5a8af8d40462

SHA512
8d7118b27cfaa9082f7030a63b27d0947eaf7dd80f678fb1d61812ab7be6220d335cab70385e0d64b11049e75822f9c182124d22b48778851a214a2b13b2cd34

Download Submit
memory/1640-21-0x00000000740E0000-0x000000007425B000-memory.dmp

Filesize
1.5MB

Download
memory/1640-17-0x00000000740E0000-0x000000007425B000-memory.dmp

Filesize
1.5MB

Download
memory/1640-12-0x00000000740E0000-0x000000007425B000-memory.dmp

Filesize
1.5MB

Download
memory/1640-16-0x00000000740E0000-0x000000007425B000-memory.dmp

Filesize
1.5MB

Download
memory/1640-14-0x00007FFE0FC50000-0x00007FFE0FE45000-memory.dmp

Filesize
2.0MB

Download
memory/1964-23-0x0000000000AA0000-0x0000000000AFD000-memory.dmp

Filesize
372KB

Download
memory/1964-24-0x0000000000A50000-0x0000000000A62000-memory.dmp

Filesize
72KB

Download
memory/1964-22-0x00007FFE0FC50000-0x00007FFE0FE45000-memory.dmp

Filesize
2.0MB

Download
memory/4872-10-0x00000000740E0000-0x000000007425B000-memory.dmp

Filesize
1.5MB

Download
memory/4872-6-0x00000000740E0000-0x000000007425B000-memory.dmp

Filesize
1.5MB

Download
memory/4872-0-0x0000000000D80000-0x0000000001854000-memory.dmp

Filesize
10.8MB

Download
memory/4872-7-0x00007FFE0FC50000-0x00007FFE0FE45000-memory.dmp

Filesize
2.0MB

Download
memory/4872-9-0x00000000740E0000-0x000000007425B000-memory.dmp

Filesize
1.5MB

Download
memory/4872-8-0x00000000740F3000-0x00000000740F5000-memory.dmp

Filesize
8KB

Download