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 3452 set thread context of 1060	3452	iScrPaint.exe	83

Executes dropped EXE 1 IoCs

pid	Process
3452	iScrPaint.exe

Loads dropped DLL 1 IoCs

pid	Process
3452	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
1084	iScrPaint.exe
3452	iScrPaint.exe
3452	iScrPaint.exe
1060	cmd.exe
1060	cmd.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
3452	iScrPaint.exe
1060	cmd.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1084 wrote to memory of 3452	1084	iScrPaint.exe	82
PID 1084 wrote to memory of 3452	1084	iScrPaint.exe	82
PID 1084 wrote to memory of 3452	1084	iScrPaint.exe	82
PID 3452 wrote to memory of 1060	3452	iScrPaint.exe	83
PID 3452 wrote to memory of 1060	3452	iScrPaint.exe	83
PID 3452 wrote to memory of 1060	3452	iScrPaint.exe	83
PID 3452 wrote to memory of 1060	3452	iScrPaint.exe	83
PID 1060 wrote to memory of 4736	1060	cmd.exe	90
PID 1060 wrote to memory of 4736	1060	cmd.exe	90
PID 1060 wrote to memory of 4736	1060	cmd.exe	90
PID 1060 wrote to memory of 4736	1060	cmd.exe	90

C:\Users\Admin\AppData\Local\Temp\ValidjavaZno_4\iScrPaint.exe
"C:\Users\Admin\AppData\Local\Temp\ValidjavaZno_4\iScrPaint.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1084
- 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:3452
- - 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:1060
  - - C:\Windows\SysWOW64\explorer.exe
      C:\Windows\SysWOW64\explorer.exe
      4⤵
      System Location Discovery: System Language Discovery
      PID:4736

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\Local\Temp\415d2000

Filesize
1019KB

MD5
1c65a332007d638e203ef262fe4cea58

SHA1
68b71f9e2daaad913da1197b16d24cf7129cbaca

SHA256
8e701d92b74eb9efe2e3c5495a7fd7ba51134f6628d1480459ecab8beaf340ca

SHA512
d28e67424f237d2cebea4fa3a4ea09a35ca9eb342428d6baabf62e89d0edfe50d33f8361975854dc48894f60365ed695f878cdd4faf01d337473db7401c23da5

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\iScrPaint.exe

Filesize
1.8MB

MD5
098ac4621ee0e855e0710710736c2955

SHA1
ce7b88657c3449d5d05591314aaa43bd3e32bdaa

SHA256
46afbf1cbd2e1b5e108c133d4079faddc7347231b0c48566fd967a3070745e7f

SHA512
3042785b81bd18b641f0a2b5d8aec8ef86f9bf1269421fb96d1db35a913e744eaff16d9da7a02c8001435d59befb9f26bc0bbfa6e794811abf4282ed68b185fe

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
memory/1060-24-0x0000000074FE0000-0x000000007515B000-memory.dmp

Filesize
1.5MB

Download
memory/1060-20-0x0000000074FE0000-0x000000007515B000-memory.dmp

Filesize
1.5MB

Download
memory/1060-27-0x0000000074FE0000-0x000000007515B000-memory.dmp

Filesize
1.5MB

Download
memory/1060-25-0x0000000074FE0000-0x000000007515B000-memory.dmp

Filesize
1.5MB

Download
memory/1060-23-0x00007FF9364D0000-0x00007FF9366C5000-memory.dmp

Filesize
2.0MB

Download
memory/1084-0-0x0000000074FE0000-0x000000007515B000-memory.dmp

Filesize
1.5MB

Download
memory/1084-1-0x00007FF9364D0000-0x00007FF9366C5000-memory.dmp

Filesize
2.0MB

Download
memory/1084-8-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/3452-18-0x0000000074FE0000-0x000000007515B000-memory.dmp

Filesize
1.5MB

Download
memory/3452-17-0x0000000074FE0000-0x000000007515B000-memory.dmp

Filesize
1.5MB

Download
memory/3452-16-0x0000000074FF3000-0x0000000074FF5000-memory.dmp

Filesize
8KB

Download
memory/3452-14-0x0000000074FE0000-0x000000007515B000-memory.dmp

Filesize
1.5MB

Download
memory/3452-15-0x00007FF9364D0000-0x00007FF9366C5000-memory.dmp

Filesize
2.0MB

Download
memory/4736-28-0x00007FF9364D0000-0x00007FF9366C5000-memory.dmp

Filesize
2.0MB

Download
memory/4736-29-0x0000000000950000-0x00000000009A8000-memory.dmp

Filesize
352KB

Download
memory/4736-32-0x0000000000950000-0x00000000009A8000-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