locky_lukitus | aa36ae501dd09617500a6b38de7917dc5c7313fffb2841bcfdcafa9d567621f0

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
12-06-2024 18:41

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General

Target

a1cb6b40b49d78103444c32f4f5c1022_JaffaCakes118.exe
Size

590KB
MD5

a1cb6b40b49d78103444c32f4f5c1022
SHA1

d911951b10b4c41239f639af8397fefbc9deed12
SHA256

aa36ae501dd09617500a6b38de7917dc5c7313fffb2841bcfdcafa9d567621f0
SHA512

e6b05658f34beff41d7fc13cfb4bd3cff776a24356cce78fb2c29002a4e451a40e019c806c824274fc41248582254320961f07d56b0a4fc38a2fb676045db1e4
SSDEEP

12288:/g2xN5Hef7wWHX+IuNEFVqhJuWYI17c8Z7zo1N9:LN5+f7t3cEFVq5Y0wu7zo

Score

10^/10

locky_lukitus ransomware

Malware Config

Signatures

Locky (Lukitus variant)
Variant of the Locky ransomware seen in the wild since late 2017.
ransomware locky_lukitus

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\lukitus.bmp"	a1cb6b40b49d78103444c32f4f5c1022_JaffaCakes118.exe

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

System Information Discovery
T1082

Enumerates system info in registry 2 TTPs 4 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	a1cb6b40b49d78103444c32f4f5c1022_JaffaCakes118.exe

Modifies Control Panel 2 IoCs

evasion

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\Desktop\WallpaperStyle = "0"	a1cb6b40b49d78103444c32f4f5c1022_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\Desktop\TileWallpaper = "0"	a1cb6b40b49d78103444c32f4f5c1022_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3820	msedge.exe
3820	msedge.exe
3540	msedge.exe
3540	msedge.exe
4460	identity_helper.exe
4460	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe
3540	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3148 wrote to memory of 3540	3148	a1cb6b40b49d78103444c32f4f5c1022_JaffaCakes118.exe	94
PID 3148 wrote to memory of 3540	3148	a1cb6b40b49d78103444c32f4f5c1022_JaffaCakes118.exe	94
PID 3540 wrote to memory of 3764	3540	msedge.exe	95
PID 3540 wrote to memory of 3764	3540	msedge.exe	95
PID 3148 wrote to memory of 2648	3148	a1cb6b40b49d78103444c32f4f5c1022_JaffaCakes118.exe	96
PID 3148 wrote to memory of 2648	3148	a1cb6b40b49d78103444c32f4f5c1022_JaffaCakes118.exe	96
PID 3148 wrote to memory of 2648	3148	a1cb6b40b49d78103444c32f4f5c1022_JaffaCakes118.exe	96
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 2960	3540	msedge.exe	98
PID 3540 wrote to memory of 3820	3540	msedge.exe	99
PID 3540 wrote to memory of 3820	3540	msedge.exe	99
PID 3540 wrote to memory of 2444	3540	msedge.exe	100
PID 3540 wrote to memory of 2444	3540	msedge.exe	100
PID 3540 wrote to memory of 2444	3540	msedge.exe	100
PID 3540 wrote to memory of 2444	3540	msedge.exe	100
PID 3540 wrote to memory of 2444	3540	msedge.exe	100
PID 3540 wrote to memory of 2444	3540	msedge.exe	100
PID 3540 wrote to memory of 2444	3540	msedge.exe	100
PID 3540 wrote to memory of 2444	3540	msedge.exe	100
PID 3540 wrote to memory of 2444	3540	msedge.exe	100
PID 3540 wrote to memory of 2444	3540	msedge.exe	100
PID 3540 wrote to memory of 2444	3540	msedge.exe	100
PID 3540 wrote to memory of 2444	3540	msedge.exe	100
PID 3540 wrote to memory of 2444	3540	msedge.exe	100
PID 3540 wrote to memory of 2444	3540	msedge.exe	100
PID 3540 wrote to memory of 2444	3540	msedge.exe	100

C:\Users\Admin\AppData\Local\Temp\a1cb6b40b49d78103444c32f4f5c1022_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a1cb6b40b49d78103444c32f4f5c1022_JaffaCakes118.exe"
1⤵
- Sets desktop wallpaper using registry
- Enumerates system info in registry
- Modifies Control Panel
- Suspicious use of WriteProcessMemory
PID:3148
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\Desktop\lukitus.htm
  2⤵
  - Enumerates system info in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:3540
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffec49946f8,0x7ffec4994708,0x7ffec4994718
    3⤵
    PID:3764
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2248,14171672188505238086,13946375426517416288,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2260 /prefetch:2
    3⤵
    PID:2960
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2248,14171672188505238086,13946375426517416288,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2312 /prefetch:3
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:3820
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2248,14171672188505238086,13946375426517416288,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2660 /prefetch:8
    3⤵
    PID:2444
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2248,14171672188505238086,13946375426517416288,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3216 /prefetch:1
    3⤵
    PID:1384
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2248,14171672188505238086,13946375426517416288,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3224 /prefetch:1
    3⤵
    PID:1324
- - C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2248,14171672188505238086,13946375426517416288,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4048 /prefetch:8
    3⤵
    PID:3512
- - C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2248,14171672188505238086,13946375426517416288,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4048 /prefetch:8
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:4460
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2248,14171672188505238086,13946375426517416288,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4044 /prefetch:1
    3⤵
    PID:2304
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2248,14171672188505238086,13946375426517416288,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4728 /prefetch:1
    3⤵
    PID:4876
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2248,14171672188505238086,13946375426517416288,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4188 /prefetch:1
    3⤵
    PID:1288
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2248,14171672188505238086,13946375426517416288,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3404 /prefetch:1
    3⤵
    PID:996
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /C del /Q /F "C:\Users\Admin\AppData\Local\Temp\a1cb6b40b49d78103444c32f4f5c1022_JaffaCakes118.exe"
  2⤵
  PID:2648

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3196

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1484

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

T1491

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

Filesize
152B

MD5
439b5e04ca18c7fb02cf406e6eb24167

SHA1
e0c5bb6216903934726e3570b7d63295b9d28987

SHA256
247d0658695a1eb44924a32363906e37e9864ba742fe35362a71f3a520ad2654

SHA512
d0241e397060eebd4535197de4f1ae925aa88ae413a3a9ded6e856b356c4324dfd45dddfef9a536f04e4a258e8fe5dc1586d92d1d56b649f75ded8eddeb1f3e2

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

Filesize
152B

MD5
a8e767fd33edd97d306efb6905f93252

SHA1
a6f80ace2b57599f64b0ae3c7381f34e9456f9d3

SHA256
c8077a9fc79e2691ef321d556c4ce9933ca0570f2bbaa32fa32999dfd5f908bb

SHA512
07b748582fe222795bce74919aa06e9a09025c14493edb6f3b1f112d9a97ac2225fe0904cac9adf2a62c98c42f7877076e409803014f0afd395f4cc8be207241

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

Filesize
5KB

MD5
352b6df26f3cd9377c0268ff1eda8f27

SHA1
28829c4e8cb6b8719894b04b9b9dc14a66fa789d

SHA256
8728d39c457a2b598fc275871cf4715a1f1208be92853d5bfbf18e348a4a7989

SHA512
eee9567ef8e5722c49c850d77b3738c1cd8b08757910b6f989166d2f308b952b3892fda9cf81b622d9e3905a48b24cd896244ad412fb5e71e0a351c1de1f7206

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

Filesize
16B

MD5
6752a1d65b201c13b62ea44016eb221f

SHA1
58ecf154d01a62233ed7fb494ace3c3d4ffce08b

SHA256
0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

SHA512
9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

Download Submit
C:\lukitus-96e3.htm

Filesize
8KB

MD5
0bdd07e0f1717529686fa80d98bdbc9a

SHA1
8a1aacf89c5027ad600acbed593afc659779902f

SHA256
0d605362400e65e3bb5a350d54dfbfe5faf6ec01ea8b72bc1a441e455e8de9c4

SHA512
f35b608a8ed1a03476848571b3cf4685b84582446c5689900ba5502623c3ffa5cd1d6e016681f12754163e3cf4bdbac2369785c673d57a7073c05e0737307b5c

Download Submit
memory/3148-12-0x0000000000400000-0x0000000000496000-memory.dmp

Filesize
600KB

Download
memory/3148-10-0x0000000000400000-0x0000000000496000-memory.dmp

Filesize
600KB

Download
memory/3148-0-0x0000000000400000-0x0000000000496000-memory.dmp

Filesize
600KB

Download
memory/3148-14-0x0000000000400000-0x0000000000496000-memory.dmp

Filesize
600KB

Download
memory/3148-17-0x0000000000400000-0x0000000000496000-memory.dmp

Filesize
600KB

Download
memory/3148-5-0x00000000027F0000-0x00000000027F1000-memory.dmp

Filesize
4KB

Download
memory/3148-235-0x0000000000400000-0x0000000000496000-memory.dmp

Filesize
600KB

Download
memory/3148-300-0x0000000000400000-0x0000000000496000-memory.dmp

Filesize
600KB

Download
memory/3148-6-0x0000000000A90000-0x0000000000A91000-memory.dmp

Filesize
4KB

Download
memory/3148-4-0x0000000000400000-0x0000000000496000-memory.dmp

Filesize
600KB

Download
memory/3148-3-0x0000000000400000-0x0000000000496000-memory.dmp

Filesize
600KB

Download
memory/3148-2-0x0000000000400000-0x0000000000496000-memory.dmp

Filesize
600KB

Download
memory/3148-1-0x0000000000400000-0x0000000000496000-memory.dmp

Filesize
600KB

Download