lumma | e7e6d5bbce9634227bfd03d13847dfe1a574663eeeb238307afb6cf71a105afc

General

Target

file.exe
Size

2.9MB
MD5

ad60c039352b7cc14e2d9e20658b4f55
SHA1

27f06407aec208e505a375a5240790b1b0209b96
SHA256

e7e6d5bbce9634227bfd03d13847dfe1a574663eeeb238307afb6cf71a105afc
SHA512

883fd62d65ead14aaa50398cedb96b9fdcf727b3de5c8fb73c1997568fc10fe5a4df52df2d655504aa95d5633fa7cf8d23f1a392c16f73f2c3a92faf04c2c30a
SSDEEP

49152:nRRivn9urgLOOYRFjyohx6/sAYowbyrlzNToB+5qrohaF+OaElRsSMlN:RAu8LHkFjy8oUAYYViB+57aFboD

Score

10^/10

lumma evasion spyware stealer themida trojan

Malware Config

Extracted

Family

lumma

C2

195.123.227.138

Signatures

Lumma Stealer
An infostealer written in C++ first seen in August 2022.
stealer lumma

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

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	file.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	file.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	file.exe

Themida packer 2 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/1988-56-0x0000000000CF0000-0x000000000157A000-memory.dmp	themida
behavioral1/memory/1988-65-0x0000000000CF0000-0x000000000157A000-memory.dmp	themida

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	file.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1988	file.exe
1004	InstallUtil.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1988 set thread context of 1004	1988	file.exe	27

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeLoadDriverPrivilege	1004	InstallUtil.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1988 wrote to memory of 1004	1988	file.exe	27
PID 1988 wrote to memory of 1004	1988	file.exe	27
PID 1988 wrote to memory of 1004	1988	file.exe	27
PID 1988 wrote to memory of 1004	1988	file.exe	27
PID 1988 wrote to memory of 1004	1988	file.exe	27
PID 1988 wrote to memory of 1004	1988	file.exe	27
PID 1988 wrote to memory of 1004	1988	file.exe	27
PID 1988 wrote to memory of 1004	1988	file.exe	27
PID 1988 wrote to memory of 1004	1988	file.exe	27
PID 1988 wrote to memory of 1004	1988	file.exe	27
PID 1988 wrote to memory of 1004	1988	file.exe	27
PID 1988 wrote to memory of 1004	1988	file.exe	27
PID 1988 wrote to memory of 1004	1988	file.exe	27
PID 1988 wrote to memory of 1004	1988	file.exe	27
PID 1988 wrote to memory of 1004	1988	file.exe	27
PID 1988 wrote to memory of 1004	1988	file.exe	27

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1988
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of AdjustPrivilegeToken
  PID:1004

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1004-61-0x0000000000400000-0x000000000049F000-memory.dmp

Filesize
636KB

Download
memory/1004-63-0x0000000000400000-0x000000000049F000-memory.dmp

Filesize
636KB

Download
memory/1004-66-0x0000000000400000-0x000000000049F000-memory.dmp

Filesize
636KB

Download
memory/1004-67-0x0000000000400000-0x000000000049F000-memory.dmp

Filesize
636KB

Download
memory/1004-68-0x0000000000400000-0x000000000049F000-memory.dmp

Filesize
636KB

Download
memory/1988-56-0x0000000000CF0000-0x000000000157A000-memory.dmp

Filesize
8.5MB

Download
memory/1988-57-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/1988-58-0x000007FE80010000-0x000007FE80011000-memory.dmp

Filesize
4KB

Download
memory/1988-60-0x000000001BA80000-0x000000001BB00000-memory.dmp

Filesize
512KB

Download
memory/1988-59-0x000000001BC00000-0x000000001BCE0000-memory.dmp

Filesize
896KB

Download
memory/1988-65-0x0000000000CF0000-0x000000000157A000-memory.dmp

Filesize
8.5MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads