lockbit | 14b9941d53f382c49d9ab75b8ec086210c17b19ffac0d071f462c4bfa8b5157a

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26/01/2025, 14:41

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General

Target

PackedEncryptor.exe
Size

485KB
MD5

0f30d0d58dcc450cb0b05f1f84916cbb
SHA1

16033c2fe6c2149b8a23f5d7e01d30cdc73687b1
SHA256

14b9941d53f382c49d9ab75b8ec086210c17b19ffac0d071f462c4bfa8b5157a
SHA512

b101e4cd57fbe9e5b1636a9bac0b70f8cd3d4151b40b0c464dc9616fd192efee7e11458ce92d847b1e9879cb6f2eec17838f8d4b437a832c24cc504628d43ea3
SSDEEP

12288:syveQB/fTHIGaPkKEYzURNAgbAggkFLz8qd2:suDXTIGaPhEYzUzAktFX8x

Score

10^/10

lockbit defense_evasion discovery ransomware spyware stealer

Malware Config

Extracted

Path

C:\RlWCfyLxZ.README.txt

Ransom Note

======================================== !!! ATTENTION !!! Your Files Have Been Encrypted by ManiaCrypt ======================================== What Happened? -------------- All of your important files, documents, photos, and databases have been encrypted using RSA. Without our decryption program, your files cannot be restored. Why Trust Us: -------------------- If we dont give you the decryption program after payment, nobody will trust us. What You Need to Do: -------------------- To get the decryption program, you must contact us. Steps to Restore Your Files: ---------------------------- 1. Open Discord and add the username ballets4. 2. Send us a message and mention your situation. 3. We will provide further instructions for obtaining the decryption program. Important Information: ----------------------- - DO NOT attempt to recover your files using third-party tools. They may damage your data and make recovery impossible. - DO NOT rename, move, or modify the encrypted files. This will also make decryption impossible. - Only we have the tools required to decrypt your files safely and effectively. We are waiting for your message. Time is critical. ======================================== Your Files. Your Responsibility. ========================================

Signatures

Lockbit
Ransomware family with multiple variants released since late 2019.
ransomware lockbit
Lockbit family
lockbit

Rule to detect Lockbit 3.0 ransomware Windows payload 1 IoCs

resource	yara_rule
behavioral1/files/0x0009000000014b28-4.dat	family_lockbit

Renames multiple (321) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Executes dropped EXE 2 IoCs

pid	Process
2636	Encryptor.exe
2580	5F11.tmp

Loads dropped DLL 1 IoCs

pid	Process
2636	Encryptor.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File opened for modification	C:\$Recycle.Bin\S-1-5-21-3533259084-2542256011-65585152-1000\desktop.ini	Encryptor.exe
File opened for modification	F:\$RECYCLE.BIN\S-1-5-21-3533259084-2542256011-65585152-1000\desktop.ini	Encryptor.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Sets desktop wallpaper using registry 2 TTPs 2 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\RlWCfyLxZ.bmp"	Encryptor.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\RlWCfyLxZ.bmp"	Encryptor.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2580	5F11.tmp

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 3 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	5F11.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Encryptor.exe

Modifies Control Panel 2 IoCs

defense_evasion

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Control Panel\Desktop	Encryptor.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Control Panel\Desktop\WallpaperStyle = "10"	Encryptor.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
2636	Encryptor.exe
2636	Encryptor.exe
2636	Encryptor.exe
2636	Encryptor.exe
2636	Encryptor.exe
2636	Encryptor.exe
2636	Encryptor.exe
2636	Encryptor.exe
2636	Encryptor.exe
2636	Encryptor.exe
2636	Encryptor.exe
2636	Encryptor.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeAssignPrimaryTokenPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeDebugPrivilege	2636	Encryptor.exe
Token: 36	2636	Encryptor.exe
Token: SeImpersonatePrivilege	2636	Encryptor.exe
Token: SeIncBasePriorityPrivilege	2636	Encryptor.exe
Token: SeIncreaseQuotaPrivilege	2636	Encryptor.exe
Token: 33	2636	Encryptor.exe
Token: SeManageVolumePrivilege	2636	Encryptor.exe
Token: SeProfSingleProcessPrivilege	2636	Encryptor.exe
Token: SeRestorePrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeSystemProfilePrivilege	2636	Encryptor.exe
Token: SeTakeOwnershipPrivilege	2636	Encryptor.exe
Token: SeShutdownPrivilege	2636	Encryptor.exe
Token: SeDebugPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeBackupPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe
Token: SeSecurityPrivilege	2636	Encryptor.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2240 wrote to memory of 2636	2240	PackedEncryptor.exe	28
PID 2240 wrote to memory of 2636	2240	PackedEncryptor.exe	28
PID 2240 wrote to memory of 2636	2240	PackedEncryptor.exe	28
PID 2240 wrote to memory of 2636	2240	PackedEncryptor.exe	28
PID 2636 wrote to memory of 2580	2636	Encryptor.exe	31
PID 2636 wrote to memory of 2580	2636	Encryptor.exe	31
PID 2636 wrote to memory of 2580	2636	Encryptor.exe	31
PID 2636 wrote to memory of 2580	2636	Encryptor.exe	31
PID 2636 wrote to memory of 2580	2636	Encryptor.exe	31
PID 2580 wrote to memory of 2136	2580	5F11.tmp	32
PID 2580 wrote to memory of 2136	2580	5F11.tmp	32
PID 2580 wrote to memory of 2136	2580	5F11.tmp	32
PID 2580 wrote to memory of 2136	2580	5F11.tmp	32

C:\Users\Admin\AppData\Local\Temp\PackedEncryptor.exe
"C:\Users\Admin\AppData\Local\Temp\PackedEncryptor.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2240
- C:\Users\Admin\AppData\Local\Temp\RarSFX0\Encryptor.exe
  "C:\Users\Admin\AppData\Local\Temp\RarSFX0\Encryptor.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops desktop.ini file(s)
  - Sets desktop wallpaper using registry
  - System Location Discovery: System Language Discovery
  - Modifies Control Panel
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2636
- - C:\ProgramData\5F11.tmp
    "C:\ProgramData\5F11.tmp"
    3⤵
    - Executes dropped EXE
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2580
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\5F11.tmp >> NUL
      4⤵
      System Location Discovery: System Language Discovery
      PID:2136

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x148
1⤵
PID:1832

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Defacement

T1491

Replay Monitor

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Downloads

C:\$Recycle.Bin\S-1-5-21-3533259084-2542256011-65585152-1000\desktop.ini

Filesize
129B

MD5
1b3ba40dc3decd0dd64da2f339433a75

SHA1
ac42ee17cfc364bfbd5315a7e48dce05217a6aa2

SHA256
af2a0d16593b390d0d3bc2d77205bcb573e0be43211b5537f6cce4a6759bf7a4

SHA512
d11f90deb501e5de2833c72be52bc3ab8a9748586a1f73ae7b86d0249ed4e76e331a48ad74f6d3737fabc6be4f991d94152fa3119f28614df17789f298a59c6c

Download Submit
C:\RlWCfyLxZ.README.txt

Filesize
1KB

MD5
c283c63ae856a725b5e4f127156e4cf6

SHA1
d8d9b6f436f2495f52eb248f05998835fc71738d

SHA256
9bcbb2fc5d4124bce953bda76499c9a1ddf81a7befb06dd1c0294bedd3c9ba4b

SHA512
3a07269c7de4a3ce862aa8f15014bab2f39497c1be0359fd34b2ecb4f417dd9cdcb43c249d7f80563d2facedaece9741310f5e8cd452e15c508e02098be9d0e2

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\DDDDDDDDDDDDD

Filesize
147KB

MD5
d50a56bc08e03830e9050ed7aeb2863b

SHA1
327a40442aa8df4b2c0ea7f5e0a0e1f8a5e33537

SHA256
291028dacef2f9d9a8bc94f479ba7b945f1d28ff6cdeeb6e3340f9b4d250d980

SHA512
8f9b76e71e30f67667f4f52fe87b9c64645c93cbf7251de914380012e0c61448a8485db0611972f63e8bd038449edd3e11be0a1149a539d4d10e8e18c1334547

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\Encryptor.exe

Filesize
147KB

MD5
5e0b0af4c133567f05fe4efd9b6936e5

SHA1
5469f3b48217924741c024cd2f8fb8f808502654

SHA256
bd66fb04d8359196cb918f81f48a662830928dfd3218dfe0cc2418e21615f5a5

SHA512
9ccb59ee9688deef4fef9d329337299e126f40cc904acdea288e7b96d72a9c9546b8da2a175aeeefe7547e6167898de5df97f8a123b9189da94d86e4ffb421fa

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\Encryptor.exe

Filesize
147KB

MD5
9fb1f67fd8bf23ff6dff0549abaafd6a

SHA1
b960f2349b17bd0cad885a8316a200c4cb6716f3

SHA256
db60d8b880121c4703071141a31011170332afd719f693ea1027dbc5689854f6

SHA512
010488e69d3841eca9334db58e69876f80e4bcbde9449e676ac21d657bc03236c45d12020e2ec8bd03b7a806ae445bc16943a24d6afa27912a52c3208a0ebde6

Download Submit
F:\$RECYCLE.BIN\S-1-5-21-3533259084-2542256011-65585152-1000\AAAAAAAAAAA

Filesize
129B

MD5
a3cb26a22dee58493464c289f46136ca

SHA1
bc64842718efbf68df4a5470b6d65c599229b409

SHA256
d923cfab74b0e038e357a0efc81f32d6e23ac44860fa63764f62d7391bc0e3be

SHA512
46e855524813914ffc7f0682ee314653d1bf7953ad6a210c9eaac07c3c90a212365032516c39948ad13b8a4a539d5a3685544567c1bde3c795bbf610935a2424

Download Submit
\ProgramData\5F11.tmp

Filesize
14KB

MD5
294e9f64cb1642dd89229fff0592856b

SHA1
97b148c27f3da29ba7b18d6aee8a0db9102f47c9

SHA256
917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

SHA512
b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

Download Submit
memory/2580-868-0x0000000000390000-0x00000000003D0000-memory.dmp

Filesize
256KB

Download
memory/2580-871-0x000000007EF20000-0x000000007EF21000-memory.dmp

Filesize
4KB

Download
memory/2580-870-0x000000007EF80000-0x000000007EF81000-memory.dmp

Filesize
4KB

Download
memory/2580-869-0x0000000000390000-0x00000000003D0000-memory.dmp

Filesize
256KB

Download
memory/2580-866-0x000000007EFA0000-0x000000007EFA1000-memory.dmp

Filesize
4KB

Download
memory/2580-902-0x000000007EF60000-0x000000007EF61000-memory.dmp

Filesize
4KB

Download
memory/2580-901-0x000000007EF40000-0x000000007EF41000-memory.dmp

Filesize
4KB

Download
memory/2636-12-0x0000000000220000-0x0000000000260000-memory.dmp

Filesize
256KB

Download