lumma | a9576865a5f80b0294960f581c16742c7cb3361281b09594e1431929ab5778b2

General

Target

a9576865a5f80b0294960f581c16742c7cb3361281b09594e1431929ab5778b2.exe
Size

764KB
MD5

5253be62ab5869e131bebd9a0502ea71
SHA1

88e05f3dc5a26c08c8f34a779894ac0f7cc080e9
SHA256

a9576865a5f80b0294960f581c16742c7cb3361281b09594e1431929ab5778b2
SHA512

1daf0686294802be9bfe3a747a4c409233773d82b52beb38c9ce6984a749cb63428632a38b93e308e9802411a572d32902c7a7489ea4d171c45a60835633aa10
SSDEEP

12288:xe8VO8tAFpzp6raoUnfM0wbN7bcurLraSatWFjGhiVg72IE8WD+hNJJ9nmsKnWqn:xe8GG8uuSSwjGhGgTEtwJ6

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
2328	a9576865a5f80b0294960f581c16742c7cb3361281b09594e1431929ab5778b2.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2328 set thread context of 4100	2328	a9576865a5f80b0294960f581c16742c7cb3361281b09594e1431929ab5778b2.exe	84

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4232	2328	WerFault.exe	82

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	a9576865a5f80b0294960f581c16742c7cb3361281b09594e1431929ab5778b2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aspnet_regiis.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2328 wrote to memory of 4100	2328	a9576865a5f80b0294960f581c16742c7cb3361281b09594e1431929ab5778b2.exe	84
PID 2328 wrote to memory of 4100	2328	a9576865a5f80b0294960f581c16742c7cb3361281b09594e1431929ab5778b2.exe	84
PID 2328 wrote to memory of 4100	2328	a9576865a5f80b0294960f581c16742c7cb3361281b09594e1431929ab5778b2.exe	84
PID 2328 wrote to memory of 4100	2328	a9576865a5f80b0294960f581c16742c7cb3361281b09594e1431929ab5778b2.exe	84
PID 2328 wrote to memory of 4100	2328	a9576865a5f80b0294960f581c16742c7cb3361281b09594e1431929ab5778b2.exe	84
PID 2328 wrote to memory of 4100	2328	a9576865a5f80b0294960f581c16742c7cb3361281b09594e1431929ab5778b2.exe	84
PID 2328 wrote to memory of 4100	2328	a9576865a5f80b0294960f581c16742c7cb3361281b09594e1431929ab5778b2.exe	84
PID 2328 wrote to memory of 4100	2328	a9576865a5f80b0294960f581c16742c7cb3361281b09594e1431929ab5778b2.exe	84
PID 2328 wrote to memory of 4100	2328	a9576865a5f80b0294960f581c16742c7cb3361281b09594e1431929ab5778b2.exe	84
PID 2328 wrote to memory of 4100	2328	a9576865a5f80b0294960f581c16742c7cb3361281b09594e1431929ab5778b2.exe	84
PID 2328 wrote to memory of 4100	2328	a9576865a5f80b0294960f581c16742c7cb3361281b09594e1431929ab5778b2.exe	84
PID 2328 wrote to memory of 4100	2328	a9576865a5f80b0294960f581c16742c7cb3361281b09594e1431929ab5778b2.exe	84
PID 2328 wrote to memory of 4100	2328	a9576865a5f80b0294960f581c16742c7cb3361281b09594e1431929ab5778b2.exe	84

C:\Users\Admin\AppData\Local\Temp\a9576865a5f80b0294960f581c16742c7cb3361281b09594e1431929ab5778b2.exe
"C:\Users\Admin\AppData\Local\Temp\a9576865a5f80b0294960f581c16742c7cb3361281b09594e1431929ab5778b2.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2328
- 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:4100
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2328 -s 1028
  2⤵
  - Program crash
  PID:4232

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2328 -ip 2328
1⤵
PID:3800

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

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Downloads

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

Filesize
453KB

MD5
33dcaee67fc3b4ae32fbb2dccc4ed0d6

SHA1
6758980679c6529360273d3a5dbca2d665e68175

SHA256
48facd3f6c7afec3e03dcdb000e931b25b48667b3c0562b6a64aa6377d464c30

SHA512
fd5cb79d28fd5ed6c5a36565888bd3b2dc80ade559c83e08c704ac43d5e84841cc9b9bfc26aa7506c61ac82f5e350f8413b7e9f3990b2e0f45a9cce75a3b44f0

Download Submit
memory/2328-0-0x000000007526E000-0x000000007526F000-memory.dmp

Filesize
4KB

Download
memory/2328-1-0x00000000002A0000-0x0000000000368000-memory.dmp

Filesize
800KB

Download
memory/2328-2-0x0000000002720000-0x0000000002726000-memory.dmp

Filesize
24KB

Download
memory/2328-4-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/2328-10-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/2328-19-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/4100-16-0x0000000000350000-0x00000000003AB000-memory.dmp

Filesize
364KB

Download
memory/4100-18-0x0000000000350000-0x00000000003AB000-memory.dmp

Filesize
364KB

Download
memory/4100-11-0x0000000000350000-0x00000000003AB000-memory.dmp

Filesize
364KB

Download

Analysis

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