lumma | f3739ff53879b58f01646f7d49bba3c440243a9d0e9c21c8220d9760f71ec9ac

General

Target

f3739ff53879b58f01646f7d49bba3c440243a9d0e9c21c8220d9760f71ec9ac.exe
Size

2.8MB
MD5

693ece77c0e3fbc32d18393b31bc55a2
SHA1

7608b41ce0d5a18267ce2093134e636d3dca10e9
SHA256

f3739ff53879b58f01646f7d49bba3c440243a9d0e9c21c8220d9760f71ec9ac
SHA512

f748856e303eba664d36b9477bb667ad49d95a4e2ee2a0f42fabb49aeba2a53bf08865599a445c9cd4064165001d428d077693269e4e0888521c178cb51d7d9d
SSDEEP

49152:7itUHkCPzODisHOyIp7U7ychZsO4miN0aMgl6g5xboqIp42E:7iiHkCPzOJJIp74yQZsOZ49MglPfbg22

Score

10^/10

lumma discovery evasion stealer

Malware Config

Extracted

Family

lumma

C2

https://scriptyprefej.store

https://navygenerayk.store

https://founpiuer.store

https://necklacedmny.store

https://thumbystriw.store

https://fadehairucw.store

https://crisiwarny.store

https://presticitpo.store

Signatures

Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
stealer lumma
Lumma family
lumma

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

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

f3739ff53879b58f01646f7d49bba3c440243a9d0e9c21c8220d9760f71ec9ac.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	f3739ff53879b58f01646f7d49bba3c440243a9d0e9c21c8220d9760f71ec9ac.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

Processes:

f3739ff53879b58f01646f7d49bba3c440243a9d0e9c21c8220d9760f71ec9ac.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	f3739ff53879b58f01646f7d49bba3c440243a9d0e9c21c8220d9760f71ec9ac.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	f3739ff53879b58f01646f7d49bba3c440243a9d0e9c21c8220d9760f71ec9ac.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.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

f3739ff53879b58f01646f7d49bba3c440243a9d0e9c21c8220d9760f71ec9ac.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	f3739ff53879b58f01646f7d49bba3c440243a9d0e9c21c8220d9760f71ec9ac.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

f3739ff53879b58f01646f7d49bba3c440243a9d0e9c21c8220d9760f71ec9ac.exe

pid	Process
324	f3739ff53879b58f01646f7d49bba3c440243a9d0e9c21c8220d9760f71ec9ac.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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

Processes:

f3739ff53879b58f01646f7d49bba3c440243a9d0e9c21c8220d9760f71ec9ac.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f3739ff53879b58f01646f7d49bba3c440243a9d0e9c21c8220d9760f71ec9ac.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

f3739ff53879b58f01646f7d49bba3c440243a9d0e9c21c8220d9760f71ec9ac.exe

pid	Process
324	f3739ff53879b58f01646f7d49bba3c440243a9d0e9c21c8220d9760f71ec9ac.exe

C:\Users\Admin\AppData\Local\Temp\f3739ff53879b58f01646f7d49bba3c440243a9d0e9c21c8220d9760f71ec9ac.exe
"C:\Users\Admin\AppData\Local\Temp\f3739ff53879b58f01646f7d49bba3c440243a9d0e9c21c8220d9760f71ec9ac.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:324

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\CabF153.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarF1F2.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/324-0-0x0000000000BF0000-0x0000000000EE7000-memory.dmp

Filesize
3.0MB

Download
memory/324-1-0x0000000077C80000-0x0000000077C82000-memory.dmp

Filesize
8KB

Download
memory/324-2-0x0000000000BF1000-0x0000000000C19000-memory.dmp

Filesize
160KB

Download
memory/324-3-0x0000000000BF0000-0x0000000000EE7000-memory.dmp

Filesize
3.0MB

Download
memory/324-39-0x0000000000BF0000-0x0000000000EE7000-memory.dmp

Filesize
3.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads