lumma | 044363ef24d3eee654758490d6370fd1fbe211d8f508db31986a3a23dd4fa8a4

Analysis

max time kernel
127s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
07/04/2025, 18:33

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General

Target

1b1521f76dc2d1a101e430d465bf5959.exe
Size

1.0MB
MD5

1b1521f76dc2d1a101e430d465bf5959
SHA1

7ebdca7a5e1a43e5506155636f5b1c182898eeb3
SHA256

044363ef24d3eee654758490d6370fd1fbe211d8f508db31986a3a23dd4fa8a4
SHA512

7e4af46d81c45182fe012bcb18e61cac781d30e442b7b4c5d9759db7820b30afbcdf4d7e37e38ffbbe21fe75b6ed6cde5990e5ede0bb10422f8bf45a0fc8d0e6
SSDEEP

24576:AqDEvCTbMWu7rQYlBQcBiT6rprG8a+IWIjCLeYomVU:ATvC/MTQYxsWR7a1mLBa

Score

10^/10

lumma netsupport defense_evasion discovery persistence rat spyware stealer

Malware Config

Extracted

Family

lumma

https://fescapadue.live/SPzkwq

https://jrxsafer.top/shpaoz

https://krxspint.digital/kendwz

https://4rhxhube.run/pogrs

https://grxeasyw.digital/xxepw

https://advennture.top/GKsiio

https://jtargett.top/dsANGt

https://xrfxcaseq.live/gspaz

https://2ywmedici.top/noagis

Signatures

Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
stealer lumma
Lumma family
lumma
NetSupport
NetSupport is a remote access tool sold as a legitimate system administration software.
rat netsupport
Netsupport family
netsupport

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	part1.exe

Downloads MZ/PE file 1 IoCs

flow	pid	Process
3	4560	1b1521f76dc2d1a101e430d465bf5959.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	part1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	part1.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-308834014-1004923324-1191300197-1000\Control Panel\International\Geo\Nation	part.exe
Key value queried	\REGISTRY\USER\S-1-5-21-308834014-1004923324-1191300197-1000\Control Panel\International\Geo\Nation	1b1521f76dc2d1a101e430d465bf5959.exe

Executes dropped EXE 4 IoCs

pid	Process
4760	part.exe
5344	bild.exe
3196	bild.exe
2108	part1.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-308834014-1004923324-1191300197-1000\Software\Wine	part1.exe

Loads dropped DLL 10 IoCs

pid	Process
5344	bild.exe
5344	bild.exe
5344	bild.exe
5344	bild.exe
5344	bild.exe
5344	bild.exe
3196	bild.exe
3196	bild.exe
3196	bild.exe
3196	bild.exe

Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-308834014-1004923324-1191300197-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Netstat = "C:\\Users\\Public\\Netstat\\bild.exe"	reg.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2108	part1.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 9 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	1b1521f76dc2d1a101e430d465bf5959.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	part.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	part1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
1876	cmd.exe
5168	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
5168	PING.EXE

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2108	part1.exe
2108	part1.exe
2108	part1.exe
2108	part1.exe
2108	part1.exe
2108	part1.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeSecurityPrivilege	5344	bild.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5344	bild.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 4560 wrote to memory of 4760	4560	1b1521f76dc2d1a101e430d465bf5959.exe	93
PID 4560 wrote to memory of 4760	4560	1b1521f76dc2d1a101e430d465bf5959.exe	93
PID 4560 wrote to memory of 4760	4560	1b1521f76dc2d1a101e430d465bf5959.exe	93
PID 4760 wrote to memory of 4756	4760	part.exe	94
PID 4760 wrote to memory of 4756	4760	part.exe	94
PID 4760 wrote to memory of 4756	4760	part.exe	94
PID 4756 wrote to memory of 3756	4756	cmd.exe	97
PID 4756 wrote to memory of 3756	4756	cmd.exe	97
PID 4756 wrote to memory of 3756	4756	cmd.exe	97
PID 4756 wrote to memory of 5344	4756	cmd.exe	100
PID 4756 wrote to memory of 5344	4756	cmd.exe	100
PID 4756 wrote to memory of 5344	4756	cmd.exe	100
PID 5348 wrote to memory of 3196	5348	cmd.exe	102
PID 5348 wrote to memory of 3196	5348	cmd.exe	102
PID 5348 wrote to memory of 3196	5348	cmd.exe	102
PID 4560 wrote to memory of 2108	4560	1b1521f76dc2d1a101e430d465bf5959.exe	103
PID 4560 wrote to memory of 2108	4560	1b1521f76dc2d1a101e430d465bf5959.exe	103
PID 4560 wrote to memory of 2108	4560	1b1521f76dc2d1a101e430d465bf5959.exe	103
PID 4560 wrote to memory of 1876	4560	1b1521f76dc2d1a101e430d465bf5959.exe	106
PID 4560 wrote to memory of 1876	4560	1b1521f76dc2d1a101e430d465bf5959.exe	106
PID 4560 wrote to memory of 1876	4560	1b1521f76dc2d1a101e430d465bf5959.exe	106
PID 1876 wrote to memory of 5168	1876	cmd.exe	108
PID 1876 wrote to memory of 5168	1876	cmd.exe	108
PID 1876 wrote to memory of 5168	1876	cmd.exe	108

C:\Users\Admin\AppData\Local\Temp\1b1521f76dc2d1a101e430d465bf5959.exe
"C:\Users\Admin\AppData\Local\Temp\1b1521f76dc2d1a101e430d465bf5959.exe"
1⤵
- Downloads MZ/PE file
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4560
- C:\Users\Admin\AppData\Local\Temp\part.exe
  C:\Users\Admin\AppData\Local\Temp\part.exe
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4760
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Public\Netstat\netsup.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4756
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Netstat" /t REG_SZ /F /D "C:\Users\Public\Netstat\bild.exe"
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      PID:3756
  - - C:\Users\Public\Netstat\bild.exe
      C:\Users\Public\Netstat\bild.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of FindShellTrayWindow
      PID:5344
- C:\Users\Admin\AppData\Local\Temp\part1.exe
  C:\Users\Admin\AppData\Local\Temp\part1.exe
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2108
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /k ping 0 & del C:\Users\Admin\AppData\Local\Temp\1b1521f76dc2d1a101e430d465bf5959.exe & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1876
- - C:\Windows\SysWOW64\PING.EXE
    ping 0
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:5168

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c C:\Users\Public\Netstat\bild.exe
1⤵
- Suspicious use of WriteProcessMemory
PID:5348
- C:\Users\Public\Netstat\bild.exe
  C:\Users\Public\Netstat\bild.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:3196

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Virtualization/Sandbox Evasion

T1497

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\part.exe

Filesize
6.8MB

MD5
fe290c6da721366cbc2f724ec3591cbe

SHA1
b3acd3d32e8a29a097532496d894d8bb448e32b2

SHA256
d55b2dbdc471d6c66aae421174fde5a052d1814e436744290d788f88b208ae48

SHA512
41a88ed5942702153f1a3beb39d8ebed2e5fe0b813faceb5d42954666943df2096457d5b104b2e430671eff40a8168eba12b5563464552ca6ef45f50e84979c2

Download Submit
C:\Users\Admin\AppData\Local\Temp\part1.exe

Filesize
2.3MB

MD5
b8dea100c3343e7ba3bbc108cce7639f

SHA1
9a9b052524f1e3b8deaff4248e43934a07fd37c5

SHA256
cb1e237933357d1beaedc4a598cdbfd23294e32ea019cb5463b0efd8eb5d7ca9

SHA512
e9ed17e2aa3b7208d98ef3201b9ef7b39b0039887a6bccd5b640cd913552534b6ec9503a4646147707f93b524787b939ef7d6be1c07cde61cd6674343bd29ccc

Download Submit
C:\Users\Public\Netstat\HTCTL32.DLL

Filesize
320KB

MD5
2d3b207c8a48148296156e5725426c7f

SHA1
ad464eb7cf5c19c8a443ab5b590440b32dbc618f

SHA256
edfe2b923bfb5d1088de1611401f5c35ece91581e71503a5631647ac51f7d796

SHA512
55c791705993b83c9b26a8dbd545d7e149c42ee358ecece638128ee271e85b4fdbfd6fbae61d13533bf39ae752144e2cc2c5edcda955f18c37a785084db0860c

Download Submit
C:\Users\Public\Netstat\MSVCR100.dll

Filesize
755KB

MD5
0e37fbfa79d349d672456923ec5fbbe3

SHA1
4e880fc7625ccf8d9ca799d5b94ce2b1e7597335

SHA256
8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18

SHA512
2bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630

Download Submit
C:\Users\Public\Netstat\NSM.LIC

Filesize
257B

MD5
7067af414215ee4c50bfcd3ea43c84f0

SHA1
c331d410672477844a4ca87f43a14e643c863af9

SHA256
2050cc232710a2ea6a207bc78d1eac66a4042f2ee701cdfeee5de3ddcdc31d12

SHA512
17b888087192bcea9f56128d0950423b1807e294d1c4f953d1bf0f5bd08e5f8e35afeee584ebf9233bfc44e0723db3661911415798159ac118c8a42aaf0b902f

Download Submit
C:\Users\Public\Netstat\PCICL32.dll

Filesize
3.6MB

MD5
00587238d16012152c2e951a087f2cc9

SHA1
c4e27a43075ce993ff6bb033360af386b2fc58ff

SHA256
63aa18c32af7144156e7ee2d5ba0fa4f5872a7deb56894f6f96505cbc9afe6f8

SHA512
637950a1f78d3f3d02c30a49a16e91cf3dfccc59104041876789bd7fdf9224d187209547766b91404c67319e13d1606da7cec397315495962cbf3e2ccd5f1226

Download Submit
C:\Users\Public\Netstat\bild.exe

Filesize
103KB

MD5
8d9709ff7d9c83bd376e01912c734f0a

SHA1
e3c92713ce1d7eaa5e2b1fabeb06cdc0bb499294

SHA256
49a568f8ac11173e3a0d76cff6bc1d4b9bdf2c35c6d8570177422f142dcfdbe3

SHA512
042ad89ed2e15671f5df67766d11e1fa7ada8241d4513e7c8f0d77b983505d63ebfb39fefa590a2712b77d7024c04445390a8bf4999648f83dbab6b0f04eb2ee

Download Submit
C:\Users\Public\Netstat\client32.ini

Filesize
701B

MD5
eb0e9a59e218fbe2789746866e90a7d6

SHA1
004613405eb3d9920634b403545a3441e13df102

SHA256
911dfe9f2707adcdb176a787698db957b4c3fbe5fc206e035cb41e3c7c219c53

SHA512
dfd7289e536f6bbd289af64c533debed878b0e348035fe65c4d52755e0ee11e6c6a55c62d8902b661e6183d8e01469df5e97796d5780a01bb453b8656195c279

Download Submit
C:\Users\Public\Netstat\netsup.bat

Filesize
161B

MD5
bb8869e7e80234a30633bd0301b57deb

SHA1
13790ad2bc012431324093b16c19b1e532c94e63

SHA256
d6f183097bf12a7f68632efecc6dc7ddac16002839229502b32cd40826dd472c

SHA512
7d043054fcde4c73e9e5988330a94a737360adf1b0d806efc4660d1e336e27a66149494b611969a29b873d76bc4b1278b47d1efc27a9c7bd50a1f8cdf346937a

Download Submit
C:\Users\Public\Netstat\pcicapi.dll

Filesize
32KB

MD5
dcde2248d19c778a41aa165866dd52d0

SHA1
7ec84be84fe23f0b0093b647538737e1f19ebb03

SHA256
9074fd40ea6a0caa892e6361a6a4e834c2e51e6e98d1ffcda7a9a537594a6917

SHA512
c5d170d420f1aeb9bcd606a282af6e8da04ae45c83d07faaacb73ff2e27f4188b09446ce508620124f6d9b447a40a23620cfb39b79f02b04bb9e513866352166

Download Submit
C:\Users\Public\Netstat\pcichek.dll

Filesize
18KB

MD5
a0b9388c5f18e27266a31f8c5765b263

SHA1
906f7e94f841d464d4da144f7c858fa2160e36db

SHA256
313117e723dda6ea3911faacd23f4405003fb651c73de8deff10b9eb5b4a058a

SHA512
6051a0b22af135b4433474dc7c6f53fb1c06844d0a30ed596a3c6c80644df511b023e140c4878867fa2578c79695fac2eb303aea87c0ecfc15a4ad264bd0b3cd

Download Submit
memory/2108-62-0x0000000000CC0000-0x00000000011CC000-memory.dmp

Filesize
5.0MB

Download
memory/2108-64-0x0000000000CC0000-0x00000000011CC000-memory.dmp

Filesize
5.0MB

Download