locky_lukitus | 92d843407a4f17392c7d7b2f6fc2dfa879743ed87d54c16a0449bfb4d168b541

Analysis

max time kernel
147s
max time network
117s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
06-05-2024 23:35

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General

Target

1eb5b93203f2ee6d0cc0c61f634eeb63_JaffaCakes118.exe
Size

615KB
MD5

1eb5b93203f2ee6d0cc0c61f634eeb63
SHA1

9f6eacd64f69c34c88b5a249e0c07a275efff1f6
SHA256

92d843407a4f17392c7d7b2f6fc2dfa879743ed87d54c16a0449bfb4d168b541
SHA512

7ca76f7085982cefed0c98fb9660193178478a73be641bff55ed88a8d07925bb56712b877b358e65aa198bbbd0ac5330bd280239ec383a426dc928f4aa076d0c
SSDEEP

12288:OBRpTCkUGgvu5F4ZBV9K8HCEZqxeemKduM+cyS1T7FA+6SP:OVTCq4H3KFjx+ALb1T7wSP

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-1-5-21-3726321484-1950364574-433157660-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\lukitus.bmp"	1eb5b93203f2ee6d0cc0c61f634eeb63_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-1-5-21-3726321484-1950364574-433157660-1000\Control Panel\Desktop\WallpaperStyle = "0"	1eb5b93203f2ee6d0cc0c61f634eeb63_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\Control Panel\Desktop\TileWallpaper = "0"	1eb5b93203f2ee6d0cc0c61f634eeb63_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3640	msedge.exe
3640	msedge.exe
4900	msedge.exe
4900	msedge.exe
5076	identity_helper.exe
5076	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe
4900	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 808 wrote to memory of 4900	808	1eb5b93203f2ee6d0cc0c61f634eeb63_JaffaCakes118.exe	111
PID 808 wrote to memory of 4900	808	1eb5b93203f2ee6d0cc0c61f634eeb63_JaffaCakes118.exe	111
PID 4900 wrote to memory of 5072	4900	msedge.exe	113
PID 4900 wrote to memory of 5072	4900	msedge.exe	113
PID 808 wrote to memory of 812	808	1eb5b93203f2ee6d0cc0c61f634eeb63_JaffaCakes118.exe	112
PID 808 wrote to memory of 812	808	1eb5b93203f2ee6d0cc0c61f634eeb63_JaffaCakes118.exe	112
PID 808 wrote to memory of 812	808	1eb5b93203f2ee6d0cc0c61f634eeb63_JaffaCakes118.exe	112
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 2068	4900	msedge.exe	115
PID 4900 wrote to memory of 3640	4900	msedge.exe	116
PID 4900 wrote to memory of 3640	4900	msedge.exe	116
PID 4900 wrote to memory of 4804	4900	msedge.exe	117
PID 4900 wrote to memory of 4804	4900	msedge.exe	117
PID 4900 wrote to memory of 4804	4900	msedge.exe	117
PID 4900 wrote to memory of 4804	4900	msedge.exe	117
PID 4900 wrote to memory of 4804	4900	msedge.exe	117
PID 4900 wrote to memory of 4804	4900	msedge.exe	117
PID 4900 wrote to memory of 4804	4900	msedge.exe	117
PID 4900 wrote to memory of 4804	4900	msedge.exe	117
PID 4900 wrote to memory of 4804	4900	msedge.exe	117
PID 4900 wrote to memory of 4804	4900	msedge.exe	117
PID 4900 wrote to memory of 4804	4900	msedge.exe	117
PID 4900 wrote to memory of 4804	4900	msedge.exe	117
PID 4900 wrote to memory of 4804	4900	msedge.exe	117
PID 4900 wrote to memory of 4804	4900	msedge.exe	117
PID 4900 wrote to memory of 4804	4900	msedge.exe	117

C:\Users\Admin\AppData\Local\Temp\1eb5b93203f2ee6d0cc0c61f634eeb63_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1eb5b93203f2ee6d0cc0c61f634eeb63_JaffaCakes118.exe"
1⤵
- Sets desktop wallpaper using registry
- Modifies Control Panel
- Suspicious use of WriteProcessMemory
PID:808
- 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:4900
- - 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,0x100,0x104,0xd8,0x108,0x7ff9fb0946f8,0x7ff9fb094708,0x7ff9fb094718
    3⤵
    PID:5072
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2168,15387988518317445173,14811509472443985963,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2212 /prefetch:2
    3⤵
    PID:2068
- - 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=2168,15387988518317445173,14811509472443985963,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2264 /prefetch:3
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:3640
- - 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=2168,15387988518317445173,14811509472443985963,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2820 /prefetch:8
    3⤵
    PID:4804
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,15387988518317445173,14811509472443985963,131072 --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=3276 /prefetch:1
    3⤵
    PID:3864
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,15387988518317445173,14811509472443985963,131072 --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=3300 /prefetch:1
    3⤵
    PID:4968
- - 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=2168,15387988518317445173,14811509472443985963,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5184 /prefetch:8
    3⤵
    PID:2956
- - 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=2168,15387988518317445173,14811509472443985963,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5184 /prefetch:8
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:5076
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,15387988518317445173,14811509472443985963,131072 --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=5180 /prefetch:1
    3⤵
    PID:4868
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,15387988518317445173,14811509472443985963,131072 --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=5188 /prefetch:1
    3⤵
    PID:2176
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,15387988518317445173,14811509472443985963,131072 --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=4088 /prefetch:1
    3⤵
    PID:4288
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,15387988518317445173,14811509472443985963,131072 --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=5588 /prefetch:1
    3⤵
    PID:1068
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /C del /Q /F "C:\Users\Admin\AppData\Local\Temp\1eb5b93203f2ee6d0cc0c61f634eeb63_JaffaCakes118.exe"
  2⤵
  PID:812

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1152

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3112

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
fbe1ce4d182aaffb80de94263be1dd35

SHA1
bc6c9827aa35a136a7d79be9e606ff359e2ac3ea

SHA256
0021f72dbca789f179762b0e17c28fe0b93a12539b08294800e47469905aeb51

SHA512
3fb0a3b38e7d4a30f5560594b1d14e6e58419e274255fb68dfe0ca897aa181f9ce8cb2048403f851fd36a17b0e34d272d03927769d41a500b2fe64806354902f

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

Filesize
152B

MD5
2a70f1bd4da893a67660d6432970788d

SHA1
ddf4047e0d468f56ea0c0d8ff078a86a0bb62873

SHA256
c550af5ba51f68ac4d18747edc5dea1a655dd212d84bad1e6168ba7a97745561

SHA512
26b9a365e77df032fc5c461d85d1ba313eafead38827190608c6537ec12b2dfdbed4e1705bfd1e61899034791ad6fa88ea7490c3a48cdaec4d04cd0577b11343

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

Filesize
5KB

MD5
3ffb72919c9d444062018eb30bbd99e6

SHA1
d7185a6292ff77629d1d2d1dce62db0f5bc219b6

SHA256
b20861f706d13d4f23955bf0022ae16ce9df24021eb2892e3b6a61f03b55bd47

SHA512
3e94ca4e645b8cc4cdcaf2b87b5287271da57abc6d197ec4e76dbfaabc8a8ddf5fa93fe63c713c368bf4a0c440fb77b9a0b80c3f19443f2d79905baf1a6defb4

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

Filesize
6KB

MD5
fa8fb820980336e92309b84c1478fe63

SHA1
13402cc5c84f5698be0f1fc088ce7d63ee804fd5

SHA256
e44120b31883e2501b7e91dacdbffd2cd9fea2be4498aa72c417028492ba6f91

SHA512
427a38e84925bcf96b3109b397bf18f0564be3b9095939daf3a155b51ae5c8a6907308e77b702626d3e173fb56cf77630f27bcb81ccf7a58877cf6fe590f4aea

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
f0689f95dcaf00aadca89c1a267ab920

SHA1
5ca125956df8d4c55c07275a744b51424799c6d7

SHA256
a24dd3c826245e73d7fed494f9d837058749ecc3733aeb31121ce4bf3b6922ee

SHA512
a4de421f2c04d4783ee830e04078730fcd26c61a253c990144543b06b485945556ee992f0efab3cb3cce14590838e10c5242e9c1247c2794fd4673eacfbc9dd2

Download Submit
C:\Users\Admin\Desktop\lukitus-e578.htm

Filesize
8KB

MD5
68fcabcfc28d3b8a01fdf11c74ee09f2

SHA1
b9dafef5e0d9c26d2c5867fb9e02653a8121a400

SHA256
aa53cc5cdbaa0bb633c0a414a96a9679ae6af240d488a28e93f713bbac6d688b

SHA512
b4d7cffdc3415fc3e0fc29436c6c3658e8b575d624150a397039a2ff19dcc12af305b8c0f2cf3d3b95a61fb61a1ded649ae3cdb20d2dcd016fb84e6aff9cec8e

Download Submit
memory/808-18-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/808-301-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/808-306-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/808-17-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/808-0-0x000000000049B000-0x000000000049C000-memory.dmp

Filesize
4KB

Download
memory/808-16-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/808-6-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/808-5-0x000000000049B000-0x000000000049C000-memory.dmp

Filesize
4KB

Download
memory/808-2-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/808-1-0x0000000000500000-0x0000000000501000-memory.dmp

Filesize
4KB

Download