lumma | 5a3ffafc876896831f7794e2fc258861e9de6fac51313f35cd5db4bf6914ee9e

General

Target

Roblox Executor.zip
Size

16.5MB
MD5

0121ef0d742f203a0f8f59626bc62bec
SHA1

0ab9b524366725a4a0ef2c7e1ee2384dbdb263c7
SHA256

5a3ffafc876896831f7794e2fc258861e9de6fac51313f35cd5db4bf6914ee9e
SHA512

23131c21657b8738c91ea4960f7b2a3dfe2c5a2d2629ecd2c1491eaaf18f6cf0b8bf5fca2e9fc606b8dc4e0fde3b8f0fd7d6b42eafd360f252444ff121cdf6be
SSDEEP

393216:tP4rI4//JU7Z7XbwKBOxBOpGrsWQafuuim5c2JpoI94:u/JMZ70OMBdsWBfEKc2bza

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

C2

https://impolitewearr.biz/api

https://toppyneedus.biz/api

https://lightdeerysua.biz/api

https://suggestyuoz.biz/api

https://hoursuhouy.biz/api

https://mixedrecipew.biz/api

https://affordtempyo.biz/api

https://pleasedcfrown.biz/api

Signatures

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

Executes dropped EXE 2 IoCs

pid	Process
2660	Loader.exe
2768	Loader.exe

Loads dropped DLL 4 IoCs

pid	Process
2660	Loader.exe
2620	WerFault.exe
2620	WerFault.exe
2620	WerFault.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2660 set thread context of 2768	2660	Loader.exe	31

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2620	2660	WerFault.exe	30

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

Modifies system certificate store 2 TTPs 3 IoCs

defense_evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25	Loader.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	Loader.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	Loader.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3040	7zFM.exe
3040	7zFM.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3040	7zFM.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeRestorePrivilege	3040	7zFM.exe
Token: 35	3040	7zFM.exe
Token: SeSecurityPrivilege	3040	7zFM.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3040	7zFM.exe
3040	7zFM.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3040 wrote to memory of 2660	3040	7zFM.exe	30
PID 3040 wrote to memory of 2660	3040	7zFM.exe	30
PID 3040 wrote to memory of 2660	3040	7zFM.exe	30
PID 3040 wrote to memory of 2660	3040	7zFM.exe	30
PID 2660 wrote to memory of 2768	2660	Loader.exe	31
PID 2660 wrote to memory of 2768	2660	Loader.exe	31
PID 2660 wrote to memory of 2768	2660	Loader.exe	31
PID 2660 wrote to memory of 2768	2660	Loader.exe	31
PID 2660 wrote to memory of 2768	2660	Loader.exe	31
PID 2660 wrote to memory of 2768	2660	Loader.exe	31
PID 2660 wrote to memory of 2768	2660	Loader.exe	31
PID 2660 wrote to memory of 2768	2660	Loader.exe	31
PID 2660 wrote to memory of 2768	2660	Loader.exe	31
PID 2660 wrote to memory of 2768	2660	Loader.exe	31
PID 2660 wrote to memory of 2620	2660	Loader.exe	32
PID 2660 wrote to memory of 2620	2660	Loader.exe	32
PID 2660 wrote to memory of 2620	2660	Loader.exe	32
PID 2660 wrote to memory of 2620	2660	Loader.exe	32

C:\Program Files\7-Zip\7zFM.exe
"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\Roblox Executor.zip"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3040
- C:\Users\Admin\AppData\Local\Temp\7zO0EB39D37\Loader.exe
  "C:\Users\Admin\AppData\Local\Temp\7zO0EB39D37\Loader.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2660
- - C:\Users\Admin\AppData\Local\Temp\7zO0EB39D37\Loader.exe
    "C:\Users\Admin\AppData\Local\Temp\7zO0EB39D37\Loader.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Modifies system certificate store
    PID:2768
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2660 -s 516
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:2620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\7zO0EB39D37\Loader.exe

Filesize
491KB

MD5
8ec730e661cffaea9dd6bd87fc618356

SHA1
19badc46bbae57177269546c81e3dfa2385ea0fb

SHA256
033d126de2a391bcb736c4d784d1944e714498b7d4846f4aa0dcc6837a1bc5d7

SHA512
816752d82d26f8c17fca01546e150b9c6a82b51b82c4c796a0659655f390363bb226d11cb0b5bc45eb814d4abbbe85ef8feaf8a49276151eef161506e3c008a7

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab41E2.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar4205.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/2660-13-0x0000000000890000-0x000000000090E000-memory.dmp

Filesize
504KB

Download
memory/2768-16-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/2768-20-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/2768-24-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/2768-29-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/2768-27-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/2768-26-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2768-22-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/2768-18-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download

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