lumma | 3cac35e6047f481ebf1530b5e63e9ad9846963dea7238351770dd6f21b846711

General

Target

Sigmanly_3cac35e6047f481ebf1530b5e63e9ad9846963dea7238351770dd6f21b846711.exe
Size

554KB
MD5

7773630abc9d30d9e4fb74481736224c
SHA1

960bcdda71ed3b4bef604dc549cdf4a0f84c4636
SHA256

3cac35e6047f481ebf1530b5e63e9ad9846963dea7238351770dd6f21b846711
SHA512

ee91f6aef70f96c39361c20bbe26b697367941977cfba4f1f1847db7e393a1906f41a5ca26c4af2bed7fc1935062c97f9dc89a8bd8047aad2217439c636cfa28
SSDEEP

12288:kiiy2LA/I0xusciua5z2NEpYBRupKm7BfHgq155ppbdGax1Ou75vunMGZa02qRPG:kiiy2LA/I0xusciua5CNEpYBRupKm7Be

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

C2

https://hummskitnj.buzz/api

https://cashfuzysao.buzz/api

https://appliacnesot.buzz/api

https://screwamusresz.buzz/api

https://inherineau.buzz/api

https://scentniej.buzz/api

https://rebuildeso.buzz/api

https://prisonyfork.buzz/api

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2772 set thread context of 2680	2772	Sigmanly_3cac35e6047f481ebf1530b5e63e9ad9846963dea7238351770dd6f21b846711.exe	32

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	Sigmanly_3cac35e6047f481ebf1530b5e63e9ad9846963dea7238351770dd6f21b846711.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Sigmanly_3cac35e6047f481ebf1530b5e63e9ad9846963dea7238351770dd6f21b846711.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2772 wrote to memory of 2680	2772	Sigmanly_3cac35e6047f481ebf1530b5e63e9ad9846963dea7238351770dd6f21b846711.exe	32
PID 2772 wrote to memory of 2680	2772	Sigmanly_3cac35e6047f481ebf1530b5e63e9ad9846963dea7238351770dd6f21b846711.exe	32
PID 2772 wrote to memory of 2680	2772	Sigmanly_3cac35e6047f481ebf1530b5e63e9ad9846963dea7238351770dd6f21b846711.exe	32
PID 2772 wrote to memory of 2680	2772	Sigmanly_3cac35e6047f481ebf1530b5e63e9ad9846963dea7238351770dd6f21b846711.exe	32
PID 2772 wrote to memory of 2680	2772	Sigmanly_3cac35e6047f481ebf1530b5e63e9ad9846963dea7238351770dd6f21b846711.exe	32
PID 2772 wrote to memory of 2680	2772	Sigmanly_3cac35e6047f481ebf1530b5e63e9ad9846963dea7238351770dd6f21b846711.exe	32
PID 2772 wrote to memory of 2680	2772	Sigmanly_3cac35e6047f481ebf1530b5e63e9ad9846963dea7238351770dd6f21b846711.exe	32
PID 2772 wrote to memory of 2680	2772	Sigmanly_3cac35e6047f481ebf1530b5e63e9ad9846963dea7238351770dd6f21b846711.exe	32
PID 2772 wrote to memory of 2680	2772	Sigmanly_3cac35e6047f481ebf1530b5e63e9ad9846963dea7238351770dd6f21b846711.exe	32
PID 2772 wrote to memory of 2680	2772	Sigmanly_3cac35e6047f481ebf1530b5e63e9ad9846963dea7238351770dd6f21b846711.exe	32

C:\Users\Admin\AppData\Local\Temp\Sigmanly_3cac35e6047f481ebf1530b5e63e9ad9846963dea7238351770dd6f21b846711.exe
"C:\Users\Admin\AppData\Local\Temp\Sigmanly_3cac35e6047f481ebf1530b5e63e9ad9846963dea7238351770dd6f21b846711.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2772
- C:\Users\Admin\AppData\Local\Temp\Sigmanly_3cac35e6047f481ebf1530b5e63e9ad9846963dea7238351770dd6f21b846711.exe
  "C:\Users\Admin\AppData\Local\Temp\Sigmanly_3cac35e6047f481ebf1530b5e63e9ad9846963dea7238351770dd6f21b846711.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2680

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\Cab1E1D.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar1E3F.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/2680-1-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2680-13-0x0000000000BA0000-0x0000000000C30000-memory.dmp

Filesize
576KB

Download
memory/2680-12-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2680-10-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2680-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2680-7-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2680-6-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2680-5-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2680-3-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2772-0-0x0000000000BDA000-0x0000000000BDB000-memory.dmp

Filesize
4KB

Download

Analysis

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