lumma | 3fd66bc681569cd88d89c6c39a5d176580017470b28d1e7de1071450ec5856ac

General

Target

ValidjavaZno_4/iScrPaint.exe
Size

1.8MB
MD5

098ac4621ee0e855e0710710736c2955
SHA1

ce7b88657c3449d5d05591314aaa43bd3e32bdaa
SHA256

46afbf1cbd2e1b5e108c133d4079faddc7347231b0c48566fd967a3070745e7f
SHA512

3042785b81bd18b641f0a2b5d8aec8ef86f9bf1269421fb96d1db35a913e744eaff16d9da7a02c8001435d59befb9f26bc0bbfa6e794811abf4282ed68b185fe
SSDEEP

49152:GpjwrP6yVgBd39sUUzFti4aTotmIT3SxLmNKbx:GpjwrP6yKTOUmi4aTo1NK9

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

Extracted

Family

lumma

C2

https://abruptyopsn.shop/api

https://wholersorie.shop/api

https://framekgirus.shop/api

https://tirepublicerj.shop/api

https://noisycuttej.shop/api

https://rabidcowse.shop/api

https://cloudewahsj.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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2468 set thread context of 2728	2468	iScrPaint.exe	32

Executes dropped EXE 1 IoCs

pid	Process
2468	iScrPaint.exe

Loads dropped DLL 3 IoCs

pid	Process
1172	iScrPaint.exe
1172	iScrPaint.exe
2468	iScrPaint.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	iScrPaint.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iScrPaint.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1172	iScrPaint.exe
2468	iScrPaint.exe
2468	iScrPaint.exe
2728	cmd.exe
2728	cmd.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2468	iScrPaint.exe
2728	cmd.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1172 wrote to memory of 2468	1172	iScrPaint.exe	31
PID 1172 wrote to memory of 2468	1172	iScrPaint.exe	31
PID 1172 wrote to memory of 2468	1172	iScrPaint.exe	31
PID 1172 wrote to memory of 2468	1172	iScrPaint.exe	31
PID 2468 wrote to memory of 2728	2468	iScrPaint.exe	32
PID 2468 wrote to memory of 2728	2468	iScrPaint.exe	32
PID 2468 wrote to memory of 2728	2468	iScrPaint.exe	32
PID 2468 wrote to memory of 2728	2468	iScrPaint.exe	32
PID 2468 wrote to memory of 2728	2468	iScrPaint.exe	32
PID 2728 wrote to memory of 2996	2728	cmd.exe	34
PID 2728 wrote to memory of 2996	2728	cmd.exe	34
PID 2728 wrote to memory of 2996	2728	cmd.exe	34
PID 2728 wrote to memory of 2996	2728	cmd.exe	34
PID 2728 wrote to memory of 2996	2728	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\ValidjavaZno_4\iScrPaint.exe
"C:\Users\Admin\AppData\Local\Temp\ValidjavaZno_4\iScrPaint.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1172
- C:\Users\Admin\AppData\Roaming\ValidjavaZno_4\iScrPaint.exe
  C:\Users\Admin\AppData\Roaming\ValidjavaZno_4\iScrPaint.exe
  2⤵
  - Suspicious use of SetThreadContext
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2468
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\SysWOW64\cmd.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of WriteProcessMemory
    PID:2728
  - - C:\Windows\SysWOW64\explorer.exe
      C:\Windows\SysWOW64\explorer.exe
      4⤵
      System Location Discovery: System Language Discovery
      PID:2996

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\Cab8133.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar8155.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
C:\Users\Admin\AppData\Local\Temp\cde8137c

Filesize
1019KB

MD5
8d773b1f578c213e018e13633acd5b67

SHA1
d34c659a51b4d2e4a73a376fca5a260ff5c908c0

SHA256
6ccf1785a334908f33de3f1e007997fec6701ef8b618d06a17c9963da4bc882d

SHA512
32e4d41e18017a2fd312fca3195f181787432d6f83474db54862304fd75ae9c3fe2c1650fdb0880d1624365e768cfad1066142ab287ad9af0a1c1b68a0b3eafe

Download Submit
C:\Users\Admin\AppData\Roaming\ValidjavaZno_4\WebUI.dll

Filesize
7.6MB

MD5
924514b66dd41abb6f5ed07f314eefea

SHA1
c6ddc919ecd30ac435486ba67f13eddc9d7a496e

SHA256
9bce6f0a5e4a4ea56a3541c97d325c39a292bc5098ae99cc7342e4c64cac7481

SHA512
a7d859409882fccf2878d17db9038a68b9d5f0a83ee38fb7c14ee6d8c84a33e3b1d69fd543cf04790baac4b5cf6b023652b8c75e5f6ffcbb19f0206f8924c344

Download Submit
C:\Users\Admin\AppData\Roaming\ValidjavaZno_4\prostate.raw

Filesize
783KB

MD5
8c2cbb26e18b3f92de9ef35f23922e13

SHA1
1dba92deef1df48c4c3c7ee2ee209092c0c37e0a

SHA256
37803d5d6290b2aaf9203e920d1afe3c596ea8239d9e183c2bc11c5483cc9b5b

SHA512
2027243a8f2eda1177f4c998d316d7ffab7477c73c0d380ffe7819a26a121a5f41055946d649a2279b80156e3f7a3df3b3dcc29e1919a9c44ee4e57907e89bfa

Download Submit
C:\Users\Admin\AppData\Roaming\ValidjavaZno_4\tickle.jpg

Filesize
51KB

MD5
6c4ebbc36087bd643b0c93ddcbaf7050

SHA1
1192e15838f842452adc42df3250d7943aab6e27

SHA256
a5c3bb0af841138e5625f9c52887989c54110282b68f1b601430069f3191d181

SHA512
242d207430a30a95f7e933346cf3e89a3a36f7570e0fbc2465679b3294f1846bd086a3bf1f32ee3e0a0189af31817b08d46e0f010fbc39896e9eaa6c9e4c8662

Download Submit
\Users\Admin\AppData\Roaming\ValidjavaZno_4\iScrPaint.exe

Filesize
1.8MB

MD5
098ac4621ee0e855e0710710736c2955

SHA1
ce7b88657c3449d5d05591314aaa43bd3e32bdaa

SHA256
46afbf1cbd2e1b5e108c133d4079faddc7347231b0c48566fd967a3070745e7f

SHA512
3042785b81bd18b641f0a2b5d8aec8ef86f9bf1269421fb96d1db35a913e744eaff16d9da7a02c8001435d59befb9f26bc0bbfa6e794811abf4282ed68b185fe

Download Submit
memory/1172-0-0x0000000074AB0000-0x0000000074C24000-memory.dmp

Filesize
1.5MB

Download
memory/1172-1-0x0000000077430000-0x00000000775D9000-memory.dmp

Filesize
1.7MB

Download
memory/1172-13-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2468-20-0x0000000074A83000-0x0000000074A85000-memory.dmp

Filesize
8KB

Download
memory/2468-22-0x0000000074A70000-0x0000000074BE4000-memory.dmp

Filesize
1.5MB

Download
memory/2468-21-0x0000000074A70000-0x0000000074BE4000-memory.dmp

Filesize
1.5MB

Download
memory/2468-19-0x0000000077430000-0x00000000775D9000-memory.dmp

Filesize
1.7MB

Download
memory/2468-18-0x0000000074A70000-0x0000000074BE4000-memory.dmp

Filesize
1.5MB

Download
memory/2728-25-0x0000000074A70000-0x0000000074BE4000-memory.dmp

Filesize
1.5MB

Download
memory/2728-27-0x0000000077430000-0x00000000775D9000-memory.dmp

Filesize
1.7MB

Download
memory/2728-29-0x0000000074A70000-0x0000000074BE4000-memory.dmp

Filesize
1.5MB

Download
memory/2728-30-0x0000000074A70000-0x0000000074BE4000-memory.dmp

Filesize
1.5MB

Download
memory/2728-32-0x0000000074A70000-0x0000000074BE4000-memory.dmp

Filesize
1.5MB

Download
memory/2996-33-0x0000000077430000-0x00000000775D9000-memory.dmp

Filesize
1.7MB

Download
memory/2996-34-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2996-35-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads