lumma | 1abcde09d85b8ff8788f23afaf33674557563273df5961719bc65216aa3a1a95

General

Target

hoodz logger.exe
Size

743KB
MD5

7177b0ba961ddd258ee9672d436d6b63
SHA1

cdb7aef7f7a05430d323c00d43fe98af4680fa28
SHA256

1abcde09d85b8ff8788f23afaf33674557563273df5961719bc65216aa3a1a95
SHA512

df1b07f5d4ff53afc4547fb371af1393bafce2eec0cc96ab0ceeaeb4500a3e771f4d1b9c7936b86f38241abfdfb53c9cf2fff22d3a0e7006015f50c165c59078
SSDEEP

12288:RoA2sfoKrzzpKnToLX5y8anwFgBGOXtoTmDr1aVupsZTDfCc71FT/mI69puLam6q:n2sg0z2ToE8+Q8tpDr10fCETZ6

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

C2

https://cloudewahsj.shop/api

https://rabidcowse.shop/api

https://noisycuttej.shop/api

https://tirepublicerj.shop/api

https://framekgirus.shop/api

https://wholersorie.shop/api

https://abruptyopsn.shop/api

https://nearycrepso.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

Loads dropped DLL 1 IoCs

pid	Process
5948	hoodz logger.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5948 set thread context of 4680	5948	hoodz logger.exe	78

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3560	5948	WerFault.exe	76

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	hoodz logger.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aspnet_regiis.exe

Modifies registry class 4 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4018527317-446799424-2810249686-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Settings\Cache\Content\CachePrefix	BackgroundTransferHost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4018527317-446799424-2810249686-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Settings\Cache\Cookies\CachePrefix = "Cookie:"	BackgroundTransferHost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4018527317-446799424-2810249686-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Settings\Cache\History\CachePrefix = "Visited:"	BackgroundTransferHost.exe
Key created	\REGISTRY\USER\S-1-5-21-4018527317-446799424-2810249686-1000_Classes\Local Settings\MuiCache	BackgroundTransferHost.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 5948 wrote to memory of 4680	5948	hoodz logger.exe	78
PID 5948 wrote to memory of 4680	5948	hoodz logger.exe	78
PID 5948 wrote to memory of 4680	5948	hoodz logger.exe	78
PID 5948 wrote to memory of 4680	5948	hoodz logger.exe	78
PID 5948 wrote to memory of 4680	5948	hoodz logger.exe	78
PID 5948 wrote to memory of 4680	5948	hoodz logger.exe	78
PID 5948 wrote to memory of 4680	5948	hoodz logger.exe	78
PID 5948 wrote to memory of 4680	5948	hoodz logger.exe	78
PID 5948 wrote to memory of 4680	5948	hoodz logger.exe	78
PID 5948 wrote to memory of 4680	5948	hoodz logger.exe	78
PID 5948 wrote to memory of 4680	5948	hoodz logger.exe	78
PID 5948 wrote to memory of 4680	5948	hoodz logger.exe	78
PID 5948 wrote to memory of 4680	5948	hoodz logger.exe	78

C:\Users\Admin\AppData\Local\Temp\hoodz logger.exe
"C:\Users\Admin\AppData\Local\Temp\hoodz logger.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5948
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4680
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5948 -s 1084
  2⤵
  - Program crash
  PID:3560

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 5948 -ip 5948
1⤵
PID:3556

C:\Windows\system32\BackgroundTransferHost.exe
"BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.13
1⤵
- Modifies registry class
PID:2284

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\AC\BackgroundTransferApi\3594bad0-fc32-448a-a45f-aa01e2165b82.down_data

Filesize
555KB

MD5
5683c0028832cae4ef93ca39c8ac5029

SHA1
248755e4e1db552e0b6f8651b04ca6d1b31a86fb

SHA256
855abd360d8a8d6974eba92b70cbd09ce519bc8773439993f9ab37cb6847309e

SHA512
aba434bd29be191c823b02ea9b639beb10647bbe7759bbffdaa790dfb1ec2c58d74c525ef11aacda209e4effe322d1d3a07b115446c8914b07a3bce4d8a0e2c3

Download Submit
C:\Users\Admin\AppData\Roaming\gdi32.dll

Filesize
431KB

MD5
64c287959ff0dbd10db81bded030a3a1

SHA1
acf88011455fc98d0de186520b4ddde5d1cf5f75

SHA256
673e0efee492a6a82afcce12545c4a2d46a1e9e827c33b7a1e9f0a904656a458

SHA512
d7ca03f8032e7c9d5882ead046c33388d5ebba5923abd95c3c535945ba4aa8a1fe6e47d116dd9376c6717a36bff5ac0d0dcfc599526a5fc89d81c3fd3b0517c2

Download Submit
memory/4680-17-0x00000000008F0000-0x0000000000955000-memory.dmp

Filesize
404KB

Download
memory/4680-14-0x00000000008F0000-0x0000000000955000-memory.dmp

Filesize
404KB

Download
memory/4680-10-0x00000000008F0000-0x0000000000955000-memory.dmp

Filesize
404KB

Download
memory/5948-0-0x000000007485E000-0x000000007485F000-memory.dmp

Filesize
4KB

Download
memory/5948-1-0x00000000003F0000-0x00000000004B2000-memory.dmp

Filesize
776KB

Download
memory/5948-2-0x0000000004D60000-0x0000000004D66000-memory.dmp

Filesize
24KB

Download
memory/5948-9-0x0000000074850000-0x0000000075001000-memory.dmp

Filesize
7.7MB

Download
memory/5948-18-0x0000000074850000-0x0000000075001000-memory.dmp

Filesize
7.7MB

Download
memory/5948-19-0x0000000074850000-0x0000000075001000-memory.dmp

Filesize
7.7MB

Download
memory/5948-20-0x0000000074850000-0x0000000075001000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing