lumma | 53d49f902b3077da8846e79d49b0b9cd780f781e76037dd23f77959c417a1fc9

General

Target

2fc17c5966753c0b6fa31e15399fe8c7adf3f33785dfed3e9a7fae5c9040eaee.exe
Size

313.3MB
MD5

3f4533e8364f96b90d7fcb413fc8b57c
SHA1

cca3ec3606de5b4973e47ca10ad36742fb3e18ab
SHA256

2fc17c5966753c0b6fa31e15399fe8c7adf3f33785dfed3e9a7fae5c9040eaee
SHA512

2027d0d09c928420d8cb54af252cef18c2582c4c0602cf7b49322d82c175d4a8a9687e179b907dfb787028f6e00272f458b768c319510e3b963a41ee1f4ef4db
SSDEEP

98304:+cyNUURBkRBt1lHzdYnhdowc9cDbuHn5cFO:/ymURCzlHzdLK65D

Score

10^/10

lumma discovery spyware stealer

Malware Config

Extracted

Family

lumma

C2

82.118.23.50

Signatures

Lumma Stealer
An infostealer written in C++ first seen in August 2022.
stealer lumma
Executes dropped EXE 1 IoCs

Processes:

srvtst.exe

pid process

3596 srvtst.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
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
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

4752 schtasks.exe

pid	process
3596	srvtst.exe

pid	process
4752	schtasks.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

chrome.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	chrome.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

2fc17c5966753c0b6fa31e15399fe8c7adf3f33785dfed3e9a7fae5c9040eaee.exe

description pid process

Token: SeDebugPrivilege 4100 2fc17c5966753c0b6fa31e15399fe8c7adf3f33785dfed3e9a7fae5c9040eaee.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

2fc17c5966753c0b6fa31e15399fe8c7adf3f33785dfed3e9a7fae5c9040eaee.exe

pid process

4100 2fc17c5966753c0b6fa31e15399fe8c7adf3f33785dfed3e9a7fae5c9040eaee.exe
Suspicious use of SendNotifyMessage 1 IoCs

Processes:

2fc17c5966753c0b6fa31e15399fe8c7adf3f33785dfed3e9a7fae5c9040eaee.exe

pid process

4100 2fc17c5966753c0b6fa31e15399fe8c7adf3f33785dfed3e9a7fae5c9040eaee.exe

description	pid	process
Token: SeDebugPrivilege	4100	2fc17c5966753c0b6fa31e15399fe8c7adf3f33785dfed3e9a7fae5c9040eaee.exe

pid	process
4100	2fc17c5966753c0b6fa31e15399fe8c7adf3f33785dfed3e9a7fae5c9040eaee.exe

pid	process
4100	2fc17c5966753c0b6fa31e15399fe8c7adf3f33785dfed3e9a7fae5c9040eaee.exe

Suspicious use of WriteProcessMemory 48 IoCs

Processes:

2fc17c5966753c0b6fa31e15399fe8c7adf3f33785dfed3e9a7fae5c9040eaee.execmd.exechrome.exe

description	pid	process	target process
PID 4100 wrote to memory of 5048	4100	2fc17c5966753c0b6fa31e15399fe8c7adf3f33785dfed3e9a7fae5c9040eaee.exe	cmd.exe
PID 4100 wrote to memory of 5048	4100	2fc17c5966753c0b6fa31e15399fe8c7adf3f33785dfed3e9a7fae5c9040eaee.exe	cmd.exe
PID 4100 wrote to memory of 5048	4100	2fc17c5966753c0b6fa31e15399fe8c7adf3f33785dfed3e9a7fae5c9040eaee.exe	cmd.exe
PID 5048 wrote to memory of 4752	5048	cmd.exe	schtasks.exe
PID 5048 wrote to memory of 4752	5048	cmd.exe	schtasks.exe
PID 5048 wrote to memory of 4752	5048	cmd.exe	schtasks.exe
PID 4880 wrote to memory of 460	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 460	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 4368	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 220	4880	chrome.exe	chrome.exe
PID 4880 wrote to memory of 220	4880	chrome.exe	chrome.exe

C:\Users\Admin\AppData\Local\Temp\2fc17c5966753c0b6fa31e15399fe8c7adf3f33785dfed3e9a7fae5c9040eaee.exe
"C:\Users\Admin\AppData\Local\Temp\2fc17c5966753c0b6fa31e15399fe8c7adf3f33785dfed3e9a7fae5c9040eaee.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4100

C:\Windows\SysWOW64\cmd.exe
/C schtasks /tn \Diagnostic\jtuhoad /create /tr """"C:\Users\Admin\AppData\Roaming\eujotsm\srvtst.exe""" """C:\Users\Admin\AppData\Roaming\eujotsm\srvtst.txt"""" /st 00:03 /f /sc once /du 9900:20 /ri 1
2⤵
- Suspicious use of WriteProcessMemory
PID:5048

C:\Windows\SysWOW64\schtasks.exe
schtasks /tn \Diagnostic\jtuhoad /create /tr """"C:\Users\Admin\AppData\Roaming\eujotsm\srvtst.exe""" """C:\Users\Admin\AppData\Roaming\eujotsm\srvtst.txt"""" /st 00:03 /f /sc once /du 9900:20 /ri 1
3⤵
- Creates scheduled task(s)
PID:4752

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --no-first-run --no-default-browser-check --noerrdialogs --disable-crash-reporter --disable-backgrounding-occluded-windows --disable-background-timer-throttling --disable-extensions-http-throttling --disable-renderer-backgrounding --disable-audio-output --silent-launch --restore-last-session --elevated --profile-directory="Default"
1⤵
- Enumerates system info in registry
- Suspicious use of WriteProcessMemory
PID:4880

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffb39979758,0x7ffb39979768,0x7ffb39979778
2⤵
PID:460

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --noerrdialogs --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1152 --field-trial-handle=1820,i,4671368128265812267,12721865880607573855,131072 /prefetch:2
2⤵
PID:4368

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --disable-audio-output --noerrdialogs --mojo-platform-channel-handle=2168 --field-trial-handle=1820,i,4671368128265812267,12721865880607573855,131072 /prefetch:8
2⤵
PID:220

C:\Users\Admin\AppData\Roaming\eujotsm\srvtst.exe
C:\Users\Admin\AppData\Roaming\eujotsm\srvtst.exe "C:\Users\Admin\AppData\Roaming\eujotsm\srvtst.txt"
1⤵
- Executes dropped EXE
PID:3596

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

2

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\eujotsm\srvtst.exe
Filesize
872KB

MD5
c56b5f0201a3b3de53e561fe76912bfd

SHA1
2a4062e10a5de813f5688221dbeb3f3ff33eb417

SHA256
237d1bca6e056df5bb16a1216a434634109478f882d3b1d58344c801d184f95d

SHA512
195b98245bb820085ae9203cdb6d470b749d1f228908093e8606453b027b7d7681ccd7952e30c2f5dd40f8f0b999ccfc60ebb03419b574c08de6816e75710d2c

Download Submit
C:\Users\Admin\AppData\Roaming\eujotsm\srvtst.txt
Filesize
132KB

MD5
86c8d08a436374893e2280e05aec2f26

SHA1
4c1adde16dea43f2d2d8c3990df3f7737fcc4d81

SHA256
28beb98431319514c767d415d79bed7f2e1c71a0af8e425133a5185cf66a90f5

SHA512
fd97e017fd1f2ec15bdeb2a04a9a39df8a2fd8b4a79c6cb3748f535cf5d4e540a343e7bd20b59bbdb958461078d420f81ab76238f865b82732992e6ccab19d96

Download Submit
\??\pipe\crashpad_4880_QDTWLWIOBCWYGGHM
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
memory/4100-136-0x00000000001F0000-0x00000000001F2000-memory.dmp

Filesize
8KB

Download
memory/4100-137-0x0000000014580000-0x00000000145DA000-memory.dmp

Filesize
360KB

Download
memory/4100-138-0x0000000000670000-0x00000000006D9000-memory.dmp

Filesize
420KB

Download
memory/4100-145-0x0000000000670000-0x00000000006D9000-memory.dmp

Filesize
420KB

Download
memory/4100-148-0x0000000000670000-0x00000000006D9000-memory.dmp

Filesize
420KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads