lumma | ead35a9130d317fb0a615969e9136596ef244092bffdd92ae05ef46e1bf63ce9

Analysis

max time kernel
122s
max time network
128s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07/10/2024, 17:32

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
d7e53bcb525008ffc3464054f5d845b0.exe
Size 538KB
Sample241007-v4ahcs1aml
SHA256 ead35a9130d317fb0a615969e9136596ef244092bffdd92ae05ef46e1bf63ce9
MD5 d7e53bcb525008ffc3464054f5d845b0
SHA1 b1a99a509d1263cc96c9627ce75d622cf0fa2c13
SHA512 79a3325da89f973707f501b1ad1093c07824e4da99eeedd74289c8fb213bd5c95b92295695dc474899582451a46e79fa550a0d7c855e4e258384e905870b0652
SSDEEP 12288:h+uCLFGWTU43KHGdtHq6NtTuzz/Mo3JgC+d4S:h6FGuvjNRuzz/Moxx
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

Signatures

Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
stealer lumma

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2992 set thread context of 2260	2992	d7e53bcb525008ffc3464054f5d845b0.exe	30

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2296	2992	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	d7e53bcb525008ffc3464054f5d845b0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2992 wrote to memory of 2260	2992	d7e53bcb525008ffc3464054f5d845b0.exe	30
PID 2992 wrote to memory of 2260	2992	d7e53bcb525008ffc3464054f5d845b0.exe	30
PID 2992 wrote to memory of 2260	2992	d7e53bcb525008ffc3464054f5d845b0.exe	30
PID 2992 wrote to memory of 2260	2992	d7e53bcb525008ffc3464054f5d845b0.exe	30
PID 2992 wrote to memory of 2260	2992	d7e53bcb525008ffc3464054f5d845b0.exe	30
PID 2992 wrote to memory of 2260	2992	d7e53bcb525008ffc3464054f5d845b0.exe	30
PID 2992 wrote to memory of 2260	2992	d7e53bcb525008ffc3464054f5d845b0.exe	30
PID 2992 wrote to memory of 2260	2992	d7e53bcb525008ffc3464054f5d845b0.exe	30
PID 2992 wrote to memory of 2260	2992	d7e53bcb525008ffc3464054f5d845b0.exe	30
PID 2992 wrote to memory of 2260	2992	d7e53bcb525008ffc3464054f5d845b0.exe	30
PID 2992 wrote to memory of 2296	2992	d7e53bcb525008ffc3464054f5d845b0.exe	31
PID 2992 wrote to memory of 2296	2992	d7e53bcb525008ffc3464054f5d845b0.exe	31
PID 2992 wrote to memory of 2296	2992	d7e53bcb525008ffc3464054f5d845b0.exe	31
PID 2992 wrote to memory of 2296	2992	d7e53bcb525008ffc3464054f5d845b0.exe	31

C:\Users\Admin\AppData\Local\Temp\d7e53bcb525008ffc3464054f5d845b0.exe
"C:\Users\Admin\AppData\Local\Temp\d7e53bcb525008ffc3464054f5d845b0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2992
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2260
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2992 -s 52
  2⤵
  - Program crash
  PID:2296

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

Loading Replay Monitor...

Downloads

CabA45C.tmp

Path C:\Users\Admin\AppData\Local\Temp\CabA45C.tmp
Size 70KB
SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
MD5 49aebf8cbd62d92ac215b2923fb1b9f5
SHA1 1723be06719828dda65ad804298d0431f6aff976
SHA512 bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
SSDEEP 1536:gc257bHnClJ3v5mnAQEBP+bfnW8Ctl8G1G4eu76NWDdB34w18R5cBWcJAm68+Q:gp2ld5jPqW8LgeulxB3fgcEfDQ
MD5 SHA1 SHA512 SSDEEP

Submit Download

TarA4BD.tmp

Path C:\Users\Admin\AppData\Local\Temp\TarA4BD.tmp
Size 181KB
SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
MD5 4ea6026cf93ec6338144661bf1202cd1
SHA1 a1dec9044f750ad887935a01430bf49322fbdcb7
SHA512 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
SSDEEP 1536:aAZw/J+lCUsTRvsqgCyqWlUDNWdm1wpSru2A0XwjY/z02DTr3rmt6mZ:as2J+qTR0XCy/dmASru2AijbdG
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/2260-1-0x0000000000400000-0x0000000000463000-memory.dmp

Download

memory/2260-6-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Download

memory/2260-10-0x0000000000400000-0x0000000000463000-memory.dmp

Download

memory/2260-5-0x0000000000400000-0x0000000000463000-memory.dmp

Download

memory/2260-4-0x0000000000400000-0x0000000000463000-memory.dmp

Download

memory/2260-3-0x0000000000400000-0x0000000000463000-memory.dmp

Download

memory/2260-2-0x0000000000400000-0x0000000000463000-memory.dmp

Download

memory/2260-9-0x0000000000400000-0x0000000000463000-memory.dmp

Download

memory/2260-8-0x0000000000400000-0x0000000000463000-memory.dmp

Download

memory/2992-0-0x0000000001425000-0x0000000001426000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads