lumma | cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95ef

General

Target

cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95efN.exe
Size

3.1MB
MD5

8483febc34d0b275b35727486f11c400
SHA1

6450210de1390361ede70a64ffad70909aba9f92
SHA256

cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95ef
SHA512

e9355a983a022945b8c10133683753a8ad9639daae9b48662ed1bec5e5fd8d192d515b0bb059f92ef0fab43bb77a1164a9fbb358f731ad69da2b47264d3d315e
SSDEEP

49152:CMKO1on9iWK6q/C3luTg5Iokb7yfFTW8ibDw348JKVi+KmD6gAGbnwF:C01Zb6qwuoIpb73Fb84oKzJAG

Score

10^/10

lumma discovery stealer upx

Malware Config

Extracted

Family

lumma

C2

https://showpanicke.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

.NET Reactor proctector 2 IoCs

Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

resource	yara_rule
behavioral2/files/0x0009000000023c6b-6.dat	net_reactor
behavioral2/memory/3940-18-0x000001F527400000-0x000001F5276A4000-memory.dmp	net_reactor

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95efN.exe

Executes dropped EXE 2 IoCs

pid	Process
3940	Hackus.exe
4972	Crypted.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x0007000000023cbf-20.dat	upx
behavioral2/memory/4972-23-0x0000000000530000-0x000000000058E000-memory.dmp	upx
behavioral2/memory/4972-29-0x0000000000530000-0x000000000058E000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 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	Crypted.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3940	Hackus.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4996 wrote to memory of 3940	4996	cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95efN.exe	83
PID 4996 wrote to memory of 3940	4996	cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95efN.exe	83
PID 4996 wrote to memory of 4972	4996	cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95efN.exe	84
PID 4996 wrote to memory of 4972	4996	cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95efN.exe	84
PID 4996 wrote to memory of 4972	4996	cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95efN.exe	84

C:\Users\Admin\AppData\Local\Temp\cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95efN.exe
"C:\Users\Admin\AppData\Local\Temp\cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95efN.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4996
- C:\Users\Admin\AppData\Local\Temp\Hackus.exe
  "C:\Users\Admin\AppData\Local\Temp\Hackus.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:3940
- C:\Users\Admin\AppData\Local\Temp\Crypted.exe
  "C:\Users\Admin\AppData\Local\Temp\Crypted.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4972

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\Crypted.exe

Filesize
154KB

MD5
078dd8a7d37a595a810bc74259df2da4

SHA1
f907f1c7b62b2fdc8d271c574fe69974c3196ec9

SHA256
9043fddbf88a56f784bf4d52c3ddf7837cc8206e77fe831755e8ec511e5d4329

SHA512
59bfe3b445955f2e6e33972fbfd5b27b8a28ad5d2222723155ba282bde323e788c50b2ea4f22bd4c714935f3502baf2cf7ae32173384af0fcddac3398119d963

Download Submit
C:\Users\Admin\AppData\Local\Temp\Hackus.exe

Filesize
2.6MB

MD5
b98582a96f3d102a3d45e7ed1111268b

SHA1
b1f4886d90acf2ab70477a043dea8b668a7494bc

SHA256
fb5518b93f5a75c4ddb033a5a1e8189d2e8177c863c8b86c0adbb2de90a928a3

SHA512
51530cbd2a90a0687203132ea5e8a40c7dd0ff3275e1183020ebd60707a360f66106eaf1856716f64d24ff06b0fd2ad1e29f12019e7d68bf00dc9cbe3a7afc1b

Download Submit
memory/3940-15-0x00007FF995B40000-0x00007FF996601000-memory.dmp

Filesize
10.8MB

Download
memory/3940-18-0x000001F527400000-0x000001F5276A4000-memory.dmp

Filesize
2.6MB

Download
memory/3940-27-0x00007FF995B40000-0x00007FF996601000-memory.dmp

Filesize
10.8MB

Download
memory/4972-23-0x0000000000530000-0x000000000058E000-memory.dmp

Filesize
376KB

Download
memory/4972-29-0x0000000000530000-0x000000000058E000-memory.dmp

Filesize
376KB

Download
memory/4996-0-0x00007FF995B43000-0x00007FF995B45000-memory.dmp

Filesize
8KB

Download
memory/4996-1-0x0000000000830000-0x0000000000B48000-memory.dmp

Filesize
3.1MB

Download
memory/4996-10-0x00007FF995B40000-0x00007FF996601000-memory.dmp

Filesize
10.8MB

Download
memory/4996-26-0x00007FF995B40000-0x00007FF996601000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing