lumma | ecbbe3b48575f2c2476e2f5b2f94668ed072503e6d0038b50372ac2ff613a27c

Analysis

max time kernel
31s
max time network
38s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
14-09-2024 12:32

Sharing

Copy URL

Twitter E-mail

Reason

Machine shutdown

Report Analysis Logs

General

Target

Hydra.exe
Size

3.7MB
MD5

79250696b412b3acd36a9e1b1d7f4db1
SHA1

158ad1ab19323ce8999352d9f014057e6d8869cf
SHA256

ecbbe3b48575f2c2476e2f5b2f94668ed072503e6d0038b50372ac2ff613a27c
SHA512

c40dae620cd7e2572fa270f6d28747668bf6e3d70fd826b9a7cd74a3313026ddbfd0a8498efc72c034bc020a3c41b6729740a50cf4611f90bad2e408d4e81cda
SSDEEP

98304:pxHCOQ6fkzgneNNNNAlPB5RD2Ju/pnlnYJGs0d50UMcB7U:LiTgne2BH2JcpnJs0T0UR

Score

10^/10

lumma njrat discovery persistence stealer trojan

Malware Config

Extracted

Family

lumma

https://writerospzm.shop/api

Signatures

Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
stealer lumma
njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	Hydra.exe

Drops startup file 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1e6eeb117cc58f50bbd6f5ea19e4839b.exe	dllhost.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1e6eeb117cc58f50bbd6f5ea19e4839b.exe	dllhost.exe

Executes dropped EXE 3 IoCs

pid	Process
2648	Hydra.exe
4548	dllhost.exe
3932	SETUP_~1.EXE

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
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\\\""	Hydra.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\1e6eeb117cc58f50bbd6f5ea19e4839b = "\"C:\\Windows\\dllhost.exe\" .."	dllhost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\1e6eeb117cc58f50bbd6f5ea19e4839b = "\"C:\\Windows\\dllhost.exe\" .."	dllhost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3932 set thread context of 2476	3932	SETUP_~1.EXE	103

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\dllhost.exe	Hydra.exe
File opened for modification	C:\Windows\dllhost.exe	attrib.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 6 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BitLockerToGo.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Hydra.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dllhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
1524	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe
2648	Hydra.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4548	dllhost.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2648	Hydra.exe
Token: SeDebugPrivilege	4548	dllhost.exe
Token: 33	4548	dllhost.exe
Token: SeIncBasePriorityPrivilege	4548	dllhost.exe
Token: 33	4548	dllhost.exe
Token: SeIncBasePriorityPrivilege	4548	dllhost.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 4088 wrote to memory of 2648	4088	Hydra.exe	84
PID 4088 wrote to memory of 2648	4088	Hydra.exe	84
PID 4088 wrote to memory of 2648	4088	Hydra.exe	84
PID 2648 wrote to memory of 4548	2648	Hydra.exe	92
PID 2648 wrote to memory of 4548	2648	Hydra.exe	92
PID 2648 wrote to memory of 4548	2648	Hydra.exe	92
PID 4088 wrote to memory of 3932	4088	Hydra.exe	93
PID 4088 wrote to memory of 3932	4088	Hydra.exe	93
PID 4548 wrote to memory of 1992	4548	dllhost.exe	97
PID 4548 wrote to memory of 1992	4548	dllhost.exe	97
PID 4548 wrote to memory of 1992	4548	dllhost.exe	97
PID 4548 wrote to memory of 5040	4548	dllhost.exe	99
PID 4548 wrote to memory of 5040	4548	dllhost.exe	99
PID 4548 wrote to memory of 5040	4548	dllhost.exe	99
PID 4548 wrote to memory of 1524	4548	dllhost.exe	101
PID 4548 wrote to memory of 1524	4548	dllhost.exe	101
PID 4548 wrote to memory of 1524	4548	dllhost.exe	101
PID 3932 wrote to memory of 2476	3932	SETUP_~1.EXE	103
PID 3932 wrote to memory of 2476	3932	SETUP_~1.EXE	103
PID 3932 wrote to memory of 2476	3932	SETUP_~1.EXE	103
PID 3932 wrote to memory of 2476	3932	SETUP_~1.EXE	103
PID 3932 wrote to memory of 2476	3932	SETUP_~1.EXE	103

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
1992	attrib.exe

C:\Users\Admin\AppData\Local\Temp\Hydra.exe
"C:\Users\Admin\AppData\Local\Temp\Hydra.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4088
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Hydra.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Hydra.exe
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2648
- - C:\Windows\dllhost.exe
    "C:\Windows\dllhost.exe"
    3⤵
    - Drops startup file
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4548
  - - C:\Windows\SysWOW64\attrib.exe
      attrib +h "C:\Windows\dllhost.exe"
      4⤵
      Drops file in Windows directory
      System Location Discovery: System Language Discovery
      Views/modifies file attributes
      PID:1992
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks /delete /tn CleanSweepCheck /f
      4⤵
      System Location Discovery: System Language Discovery
      PID:5040
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks /create /sc minute /mo 1 /tn CleanSweepCheck /tr C:\Windows\dllhost.exe
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:1524
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:3932
- - C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
    C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2476

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
238KB

MD5
6b7b2c349ee3fa52f422be7b6a17f6f5

SHA1
8a6e2b3ae8dd989597f9eac4fec29b425391cb16

SHA256
1804bf4c314e55b5f9ce6c00ad299f8248ccc3a8902dedb84b72444eddc070e8

SHA512
7eadee80d88a89fd524bffecd916b886dc4381ba49b2755239ed933c55bf520fe8a4f2577f64cc8ca59913cec349c6a86e2a62bc441686a22ff40f9951602768

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE

Filesize
10.4MB

MD5
a5159c3de2d51db7190a189fe0f60136

SHA1
c78fffc02697771af946b72df7bc393cd5876f3d

SHA256
b1433a764236dfe0c7a75b08bff9050e8b32962bf7d78ae723e96d0bfdd0431e

SHA512
0b493bd44b99c847d11bbb59f3d5bb19311292cd6bdd64a7517ee4c0ae5107f847b32a7df9b0a8990a5a0457788e2326af21196d96d6882cbe18d2987f1d6489

Download Submit
memory/2476-35-0x0000000000B90000-0x0000000000BEA000-memory.dmp

Filesize
360KB

Download
memory/2476-36-0x0000000000B90000-0x0000000000BEA000-memory.dmp

Filesize
360KB

Download
memory/2648-7-0x0000000075402000-0x0000000075403000-memory.dmp

Filesize
4KB

Download
memory/2648-8-0x0000000075400000-0x00000000759B1000-memory.dmp

Filesize
5.7MB

Download
memory/2648-9-0x0000000075400000-0x00000000759B1000-memory.dmp

Filesize
5.7MB

Download
memory/2648-21-0x0000000075400000-0x00000000759B1000-memory.dmp

Filesize
5.7MB

Download
memory/3932-34-0x00007FF760BB0000-0x00007FF761670000-memory.dmp

Filesize
10.8MB

Download
memory/3932-37-0x00007FF760BB0000-0x00007FF761670000-memory.dmp

Filesize
10.8MB

Download
memory/4548-23-0x0000000075400000-0x00000000759B1000-memory.dmp

Filesize
5.7MB

Download
memory/4548-33-0x0000000075400000-0x00000000759B1000-memory.dmp

Filesize
5.7MB

Download
memory/4548-32-0x0000000075400000-0x00000000759B1000-memory.dmp

Filesize
5.7MB

Download
memory/4548-22-0x0000000075400000-0x00000000759B1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

Errors

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads