locky_lukitus | 73cd7a019317b2cabbe269e5afc88b1fcd0508797a7eef4e9f9d3cdc1840fb4d

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 18:41

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General

Target

683cf9bccccf3ab30d8655e0fc3996f6_JaffaCakes118.exe
Size

615KB
MD5

683cf9bccccf3ab30d8655e0fc3996f6
SHA1

cce97b2446f962df6df17785bcbae3d8283cf523
SHA256

73cd7a019317b2cabbe269e5afc88b1fcd0508797a7eef4e9f9d3cdc1840fb4d
SHA512

4d7a45db319a9e3f5fe14720b9bf2079a128167e5bdbd7ea19a2b5649b215c89076a1fb3a7ff51fdad327702001c02e24add3f2e85ec977140d883b663a88135
SSDEEP

12288:HBRpTekU9TDkYwXkqqem+1tom7OxiWwHI1DRJ5hTBH41CXYXHSe2:HVTLUJQua2wo1DRJX1shHF

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"	683cf9bccccf3ab30d8655e0fc3996f6_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 3 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

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"	683cf9bccccf3ab30d8655e0fc3996f6_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\Desktop\TileWallpaper = "0"	683cf9bccccf3ab30d8655e0fc3996f6_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4696	msedge.exe
4696	msedge.exe
4612	msedge.exe
4612	msedge.exe
5060	identity_helper.exe
5060	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe
4612	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 940 wrote to memory of 4612	940	683cf9bccccf3ab30d8655e0fc3996f6_JaffaCakes118.exe	105
PID 940 wrote to memory of 4612	940	683cf9bccccf3ab30d8655e0fc3996f6_JaffaCakes118.exe	105
PID 4612 wrote to memory of 1208	4612	msedge.exe	106
PID 4612 wrote to memory of 1208	4612	msedge.exe	106
PID 940 wrote to memory of 3596	940	683cf9bccccf3ab30d8655e0fc3996f6_JaffaCakes118.exe	107
PID 940 wrote to memory of 3596	940	683cf9bccccf3ab30d8655e0fc3996f6_JaffaCakes118.exe	107
PID 940 wrote to memory of 3596	940	683cf9bccccf3ab30d8655e0fc3996f6_JaffaCakes118.exe	107
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 5052	4612	msedge.exe	109
PID 4612 wrote to memory of 4696	4612	msedge.exe	110
PID 4612 wrote to memory of 4696	4612	msedge.exe	110
PID 4612 wrote to memory of 4552	4612	msedge.exe	111
PID 4612 wrote to memory of 4552	4612	msedge.exe	111
PID 4612 wrote to memory of 4552	4612	msedge.exe	111
PID 4612 wrote to memory of 4552	4612	msedge.exe	111
PID 4612 wrote to memory of 4552	4612	msedge.exe	111
PID 4612 wrote to memory of 4552	4612	msedge.exe	111
PID 4612 wrote to memory of 4552	4612	msedge.exe	111
PID 4612 wrote to memory of 4552	4612	msedge.exe	111
PID 4612 wrote to memory of 4552	4612	msedge.exe	111
PID 4612 wrote to memory of 4552	4612	msedge.exe	111
PID 4612 wrote to memory of 4552	4612	msedge.exe	111
PID 4612 wrote to memory of 4552	4612	msedge.exe	111
PID 4612 wrote to memory of 4552	4612	msedge.exe	111
PID 4612 wrote to memory of 4552	4612	msedge.exe	111
PID 4612 wrote to memory of 4552	4612	msedge.exe	111

C:\Users\Admin\AppData\Local\Temp\683cf9bccccf3ab30d8655e0fc3996f6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\683cf9bccccf3ab30d8655e0fc3996f6_JaffaCakes118.exe"
1⤵
- Sets desktop wallpaper using registry
- Modifies Control Panel
- Suspicious use of WriteProcessMemory
PID:940
- 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:4612
- - 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,0x100,0x104,0xd8,0x108,0x7ffe967b46f8,0x7ffe967b4708,0x7ffe967b4718
    3⤵
    PID:1208
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2072,1306686439487632938,10453794142563642206,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2080 /prefetch:2
    3⤵
    PID:5052
- - 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=2072,1306686439487632938,10453794142563642206,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2148 /prefetch:3
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:4696
- - 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=2072,1306686439487632938,10453794142563642206,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2816 /prefetch:8
    3⤵
    PID:4552
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2072,1306686439487632938,10453794142563642206,131072 --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=3284 /prefetch:1
    3⤵
    PID:1444
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2072,1306686439487632938,10453794142563642206,131072 --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=3296 /prefetch:1
    3⤵
    PID:3204
- - 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=2072,1306686439487632938,10453794142563642206,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5044 /prefetch:8
    3⤵
    PID:696
- - 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=2072,1306686439487632938,10453794142563642206,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5044 /prefetch:8
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:5060
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2072,1306686439487632938,10453794142563642206,131072 --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=5208 /prefetch:1
    3⤵
    PID:2392
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2072,1306686439487632938,10453794142563642206,131072 --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=5328 /prefetch:1
    3⤵
    PID:3344
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2072,1306686439487632938,10453794142563642206,131072 --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=3988 /prefetch:1
    3⤵
    PID:2976
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2072,1306686439487632938,10453794142563642206,131072 --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:1308
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /C del /Q /F "C:\Users\Admin\AppData\Local\Temp\683cf9bccccf3ab30d8655e0fc3996f6_JaffaCakes118.exe"
  2⤵
  PID:3596

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4132

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1876

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
55cc8a59270de4eec8372c2c88a2c7b0

SHA1
7e0f3160f42c7c1227dd1d5cfe9f792cef63b52f

SHA256
ac8da203dbd2954805e89a336db7b6c6ffc252b264cdedafdbe99c4e3e0ea036

SHA512
7e660c005ee1659e6976c2e5bf28b0fcc304015e7b7a71f7f21fef73e3487f5830de7021818e28c5365960e66653ff50b31d3b32efe058a1fab0f53be44f3af0

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

Filesize
6KB

MD5
6f785e8763c51c29b7ec84d5f190cfba

SHA1
74d0b23323a8d661b96463160c70c84eb791a0ef

SHA256
3db58c9a6bbc533ccdda6a335131dbd09f4135f2728893a41992758d7dd7f1b5

SHA512
3af657f3ade1a6fe4a9f16a48d8df238cdb5170f8f55352537aed3723125e69346a10b5794197f5ef87450bc2a9cbdfb9f7936db6de960301da2b33dc4c41023

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:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

Filesize
11KB

MD5
a121c6c5ba92bf63c8feef89586f5a29

SHA1
ada7b712715d4744fb67c1051beaebb936275b8f

SHA256
32433d5b4b5d7ce3cbd10cdb1298e119b3226c94b3ab05aa9413cf4c342c3399

SHA512
f4a8656c69221c1486419aa4b7102ff4d772ef1f6fdee4e44154916b80e8ba11f1a82b22b50723ae0f0562b2c2c9059dc439ba427143d03468ced6c4b5b4a239

Download Submit
C:\Users\Default\lukitus-77e2.htm

Filesize
8KB

MD5
b84fbec69d0fb8454bec6774def1587e

SHA1
06c95434b77c0c0b05c051ece24020dcbb206584

SHA256
c9fc3763b69a86c0caf0af6a430b6e2e5f770d63babbd3407e7957218612bfdd

SHA512
53a30305a158019d5db1f0cc0f1bdab7069f3607fec90b97fd659bb862a825f9b9eb138d85a7076970d1aeaaa71ada68e4275d39855b57b43e958c73feed2d6a

Download Submit
memory/940-18-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/940-296-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/940-301-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/940-17-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/940-1-0x0000000000650000-0x0000000000651000-memory.dmp

Filesize
4KB

Download
memory/940-16-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/940-6-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/940-5-0x000000000049B000-0x000000000049C000-memory.dmp

Filesize
4KB

Download
memory/940-2-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/940-0-0x000000000049B000-0x000000000049C000-memory.dmp

Filesize
4KB

Download