lumma | bb90c8c39ba60347b2d5f2a73a11f9c1f9f7e16251ca3098e4c087257bcce09b

Analysis

max time kernel
142s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
09-07-2023 15:59

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General

Target

3715ca8d93d5a5bdc499013cf.exe
Size

343KB
MD5

3715ca8d93d5a5bdc499013cfc55da11
SHA1

e6c0c9a85aa722a06f3d4dd15e0aec7c779fad25
SHA256

bb90c8c39ba60347b2d5f2a73a11f9c1f9f7e16251ca3098e4c087257bcce09b
SHA512

b0983bbae356957a988ef707f1ac06c87757588735af779b7ce02b6ec245b274f1b5e778c3a3ef23a4004a85dda980fc6dad728046c81c1803c5b2eb142d9750
SSDEEP

6144:5ahOlp0yN90QE+8/3rwzkz3KKkg1sXLQphN1oF2U++wBS8:5ity90g8/bwzkmg7hNd88

Score

10^/10

lumma discovery persistence spyware stealer

Malware Config

Signatures

Lumma Stealer
An infostealer written in C++ first seen in August 2022.
stealer lumma
Executes dropped EXE 3 IoCs

Processes:

rundetermine.exerundetermine.exerundetermiine.exe

pid process

4132 rundetermine.exe
4268 rundetermine.exe
3144 rundetermiine.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
T1081
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
4132	rundetermine.exe
4268	rundetermine.exe
3144	rundetermiine.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

3715ca8d93d5a5bdc499013cf.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce	3715ca8d93d5a5bdc499013cf.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	3715ca8d93d5a5bdc499013cf.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 SetThreadContext 1 IoCs

Processes:

rundetermine.exe

description pid process target process

PID 4132 set thread context of 4268 4132 rundetermine.exe rundetermine.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

rundetermine.exerundetermiine.exe

description pid process

Token: SeDebugPrivilege 4132 rundetermine.exe
Token: SeDebugPrivilege 3144 rundetermiine.exe

description	pid	process	target process
PID 4132 set thread context of 4268	4132	rundetermine.exe	rundetermine.exe

description	pid	process
Token: SeDebugPrivilege	4132	rundetermine.exe
Token: SeDebugPrivilege	3144	rundetermiine.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

3715ca8d93d5a5bdc499013cf.exerundetermine.exe

description	pid	process	target process
PID 4548 wrote to memory of 4132	4548	3715ca8d93d5a5bdc499013cf.exe	rundetermine.exe
PID 4548 wrote to memory of 4132	4548	3715ca8d93d5a5bdc499013cf.exe	rundetermine.exe
PID 4548 wrote to memory of 4132	4548	3715ca8d93d5a5bdc499013cf.exe	rundetermine.exe
PID 4132 wrote to memory of 4268	4132	rundetermine.exe	rundetermine.exe
PID 4132 wrote to memory of 4268	4132	rundetermine.exe	rundetermine.exe
PID 4132 wrote to memory of 4268	4132	rundetermine.exe	rundetermine.exe
PID 4132 wrote to memory of 4268	4132	rundetermine.exe	rundetermine.exe
PID 4132 wrote to memory of 4268	4132	rundetermine.exe	rundetermine.exe
PID 4132 wrote to memory of 4268	4132	rundetermine.exe	rundetermine.exe
PID 4132 wrote to memory of 4268	4132	rundetermine.exe	rundetermine.exe
PID 4132 wrote to memory of 4268	4132	rundetermine.exe	rundetermine.exe
PID 4132 wrote to memory of 4268	4132	rundetermine.exe	rundetermine.exe
PID 4548 wrote to memory of 3144	4548	3715ca8d93d5a5bdc499013cf.exe	rundetermiine.exe
PID 4548 wrote to memory of 3144	4548	3715ca8d93d5a5bdc499013cf.exe	rundetermiine.exe

C:\Users\Admin\AppData\Local\Temp\3715ca8d93d5a5bdc499013cf.exe
"C:\Users\Admin\AppData\Local\Temp\3715ca8d93d5a5bdc499013cf.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4548
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\rundetermine.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\rundetermine.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4132
- - C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\rundetermine.exe
    C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\rundetermine.exe
    3⤵
    - Executes dropped EXE
    PID:4268
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\rundetermiine.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\rundetermiine.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:3144

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\rundetermiine.exe

Filesize
292KB

MD5
2a7387a06163caefa162347a684b47b4

SHA1
0d2e0c9b80d3d92fc6b7fe9e9fe23e4fdb4f5681

SHA256
1ac6fc089599caa76c2154e799535fcaa8a03a723e5fae434b3afce2b47edce6

SHA512
01f6dcd4fb1e3145c87a97a851cba4e6c2d2274976f3961aa288cc836618f800b5a08e2b7a747e44471bb5cb5953e2ba4f8392ba681d92c51cdc7d1e227ccb58

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\rundetermiine.exe

Filesize
292KB

MD5
2a7387a06163caefa162347a684b47b4

SHA1
0d2e0c9b80d3d92fc6b7fe9e9fe23e4fdb4f5681

SHA256
1ac6fc089599caa76c2154e799535fcaa8a03a723e5fae434b3afce2b47edce6

SHA512
01f6dcd4fb1e3145c87a97a851cba4e6c2d2274976f3961aa288cc836618f800b5a08e2b7a747e44471bb5cb5953e2ba4f8392ba681d92c51cdc7d1e227ccb58

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\rundetermine.exe

Filesize
207KB

MD5
ad4b59ad0a43f64ad7cd725799903a9a

SHA1
10faa3c43f8100f6e76a137444fbd870feada6fb

SHA256
0eb4f83c40fc9bf8879d752c3a91cf01f026055baaaf83df2bf126242cc562fa

SHA512
d33236bd7b656b725dccffbd2a9da41caa20e6b391a400a05986b402cdb99fd7adff4003f7c3320dbc1bfb921285e828d1729d319b2ff862006fd62adeee5cdf

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\rundetermine.exe

Filesize
207KB

MD5
ad4b59ad0a43f64ad7cd725799903a9a

SHA1
10faa3c43f8100f6e76a137444fbd870feada6fb

SHA256
0eb4f83c40fc9bf8879d752c3a91cf01f026055baaaf83df2bf126242cc562fa

SHA512
d33236bd7b656b725dccffbd2a9da41caa20e6b391a400a05986b402cdb99fd7adff4003f7c3320dbc1bfb921285e828d1729d319b2ff862006fd62adeee5cdf

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\rundetermine.exe

Filesize
207KB

MD5
ad4b59ad0a43f64ad7cd725799903a9a

SHA1
10faa3c43f8100f6e76a137444fbd870feada6fb

SHA256
0eb4f83c40fc9bf8879d752c3a91cf01f026055baaaf83df2bf126242cc562fa

SHA512
d33236bd7b656b725dccffbd2a9da41caa20e6b391a400a05986b402cdb99fd7adff4003f7c3320dbc1bfb921285e828d1729d319b2ff862006fd62adeee5cdf

Download Submit
memory/3144-1476-0x000001C9D7100000-0x000001C9D714A000-memory.dmp

Filesize
296KB

Download
memory/3144-1478-0x000001C9F1690000-0x000001C9F16A0000-memory.dmp

Filesize
64KB

Download
memory/3144-2805-0x000001C9D7530000-0x000001C9D7531000-memory.dmp

Filesize
4KB

Download
memory/3144-1482-0x000001C9D8E70000-0x000001C9D8E92000-memory.dmp

Filesize
136KB

Download
memory/3144-1480-0x000001C9F1690000-0x000001C9F16A0000-memory.dmp

Filesize
64KB

Download
memory/4132-174-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-184-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-146-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-148-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-150-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-152-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-154-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-156-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-158-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-160-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-162-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-164-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-166-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-168-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-170-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-172-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-143-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-176-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-178-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-180-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-182-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-144-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-186-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-188-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-190-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-192-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-194-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-196-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-198-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-200-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-202-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-204-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-206-0x0000000005E50000-0x0000000005F44000-memory.dmp

Filesize
976KB

Download
memory/4132-208-0x0000000004C00000-0x0000000004C10000-memory.dmp

Filesize
64KB

Download
memory/4132-1466-0x0000000005540000-0x0000000005541000-memory.dmp

Filesize
4KB

Download
memory/4132-1467-0x0000000006B20000-0x00000000070C4000-memory.dmp

Filesize
5.6MB

Download
memory/4132-140-0x00000000001F0000-0x000000000022A000-memory.dmp

Filesize
232KB

Download
memory/4132-141-0x0000000004C00000-0x0000000004C10000-memory.dmp

Filesize
64KB

Download
memory/4132-142-0x0000000005F50000-0x0000000005F72000-memory.dmp

Filesize
136KB

Download
memory/4268-1481-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/4268-1479-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/4268-1477-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download