locky_lukitus | c6bb72e0a48fcf77920ddc48dd799f04a73ca287f56afb3dd5709725a67e8564

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
14-05-2024 03:21

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General

Target

3db3efc2a27e1edecdb08cf55c71484b_JaffaCakes118.exe
Size

520KB
MD5

3db3efc2a27e1edecdb08cf55c71484b
SHA1

cd4dbef36d10e3c2454396d6301d88c20e0a73c4
SHA256

c6bb72e0a48fcf77920ddc48dd799f04a73ca287f56afb3dd5709725a67e8564
SHA512

f0ae1517a0926bce5956aef7e3c369f1d4d811bd42a692114825e92384f4e4b488f8fea046443c1a9839d420ab0ae6d66beaa6fb00a42e35ba3e3239bfd73f66
SSDEEP

12288:zVRm47ugq9QLXzNWVn4Fkl6BQ2yLhxPtIS4GudgBXllbXtdj:zVzzzjNO4FkUQ2yL7PtIdGudqlb9dj

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-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\lukitus.bmp"	3db3efc2a27e1edecdb08cf55c71484b_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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	msedge.exe

Modifies Control Panel 2 IoCs

evasion

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\Desktop\WallpaperStyle = "0"	3db3efc2a27e1edecdb08cf55c71484b_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\Desktop\TileWallpaper = "0"	3db3efc2a27e1edecdb08cf55c71484b_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2356	msedge.exe
2356	msedge.exe
4680	msedge.exe
4680	msedge.exe
2876	identity_helper.exe
2876	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe
4680	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 752 wrote to memory of 4680	752	3db3efc2a27e1edecdb08cf55c71484b_JaffaCakes118.exe	94
PID 752 wrote to memory of 4680	752	3db3efc2a27e1edecdb08cf55c71484b_JaffaCakes118.exe	94
PID 4680 wrote to memory of 3892	4680	msedge.exe	95
PID 4680 wrote to memory of 3892	4680	msedge.exe	95
PID 752 wrote to memory of 4992	752	3db3efc2a27e1edecdb08cf55c71484b_JaffaCakes118.exe	96
PID 752 wrote to memory of 4992	752	3db3efc2a27e1edecdb08cf55c71484b_JaffaCakes118.exe	96
PID 752 wrote to memory of 4992	752	3db3efc2a27e1edecdb08cf55c71484b_JaffaCakes118.exe	96
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 988	4680	msedge.exe	98
PID 4680 wrote to memory of 2356	4680	msedge.exe	99
PID 4680 wrote to memory of 2356	4680	msedge.exe	99
PID 4680 wrote to memory of 3508	4680	msedge.exe	100
PID 4680 wrote to memory of 3508	4680	msedge.exe	100
PID 4680 wrote to memory of 3508	4680	msedge.exe	100
PID 4680 wrote to memory of 3508	4680	msedge.exe	100
PID 4680 wrote to memory of 3508	4680	msedge.exe	100
PID 4680 wrote to memory of 3508	4680	msedge.exe	100
PID 4680 wrote to memory of 3508	4680	msedge.exe	100
PID 4680 wrote to memory of 3508	4680	msedge.exe	100
PID 4680 wrote to memory of 3508	4680	msedge.exe	100
PID 4680 wrote to memory of 3508	4680	msedge.exe	100
PID 4680 wrote to memory of 3508	4680	msedge.exe	100
PID 4680 wrote to memory of 3508	4680	msedge.exe	100
PID 4680 wrote to memory of 3508	4680	msedge.exe	100
PID 4680 wrote to memory of 3508	4680	msedge.exe	100
PID 4680 wrote to memory of 3508	4680	msedge.exe	100

C:\Users\Admin\AppData\Local\Temp\3db3efc2a27e1edecdb08cf55c71484b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3db3efc2a27e1edecdb08cf55c71484b_JaffaCakes118.exe"
1⤵
- Sets desktop wallpaper using registry
- Modifies Control Panel
- Suspicious use of WriteProcessMemory
PID:752
- 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:4680
- - 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,0x100,0x104,0xd8,0x108,0x7ffc197a46f8,0x7ffc197a4708,0x7ffc197a4718
    3⤵
    PID:3892
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2088,9379200280464922282,3739480741426299585,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2168 /prefetch:2
    3⤵
    PID:988
- - 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=2088,9379200280464922282,3739480741426299585,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2316 /prefetch:3
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:2356
- - 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=2088,9379200280464922282,3739480741426299585,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2664 /prefetch:8
    3⤵
    PID:3508
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,9379200280464922282,3739480741426299585,131072 --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=3252 /prefetch:1
    3⤵
    PID:4400
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,9379200280464922282,3739480741426299585,131072 --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=3272 /prefetch:1
    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=2088,9379200280464922282,3739480741426299585,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5088 /prefetch:8
    3⤵
    PID:4620
- - 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=2088,9379200280464922282,3739480741426299585,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5088 /prefetch:8
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:2876
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,9379200280464922282,3739480741426299585,131072 --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=4604 /prefetch:1
    3⤵
    PID:1724
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,9379200280464922282,3739480741426299585,131072 --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=4564 /prefetch:1
    3⤵
    PID:2656
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,9379200280464922282,3739480741426299585,131072 --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=3976 /prefetch:1
    3⤵
    PID:2016
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,9379200280464922282,3739480741426299585,131072 --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=5332 /prefetch:1
    3⤵
    PID:3612
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /C del /Q /F "C:\Users\Admin\AppData\Local\Temp\3db3efc2a27e1edecdb08cf55c71484b_JaffaCakes118.exe"
  2⤵
  PID:4992

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1344

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4056

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
eaa3db555ab5bc0cb364826204aad3f0

SHA1
a4cdfaac8de49e6e6e88b335cfeaa7c9e3c563ca

SHA256
ef7baeb1b2ab05ff3c5fbb76c2759db49294654548706c7c8e87f0cde855b86b

SHA512
e13981da51b52c15261ecabb98af32f9b920651b46b10ce0cc823c5878b22eb1420258c80deef204070d1e0bdd3a64d875ac2522e3713a3cf11657aa55aeccd4

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

Filesize
152B

MD5
4b4f91fa1b362ba5341ecb2836438dea

SHA1
9561f5aabed742404d455da735259a2c6781fa07

SHA256
d824b742eace197ddc8b6ed5d918f390fde4b0fbf0e371b8e1f2ed40a3b6455c

SHA512
fef22217dcdd8000bc193e25129699d4b8f7a103ca4fe1613baf73ccf67090d9fbae27eb93e4bb8747455853a0a4326f2d0c38df41c8d42351cdcd4132418dac

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

Filesize
6KB

MD5
7a7fcb03cd1835f68672ba399e045a1b

SHA1
dc4c99112a603a7557661bd3d80d63d9ba66fc25

SHA256
87f439b69eb6b543e87546d394093e255ccee78f8eab4d89d12384d4b2c88d58

SHA512
46e34d96d9b228ce527b59d4ecec62f495ac588e4bc0d7bbadaecab7e6710ddfd6866ab7a8d077ce6534759eb26502ea3e1b995d13143d5a38a36b716644d0bb

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

Filesize
6KB

MD5
2c4fdcca3d4273673443c79c11079128

SHA1
4c15393c81b392543ba11c01003e18191b67bcf4

SHA256
338c04ba365db7816fd698c168059254781efd9e978f6a343adb12dd81e237d3

SHA512
711ebc93a2f3d757be9b3a0236f18649a6bdb12edf8982d74c9d9343a41996916010c1178eb8f9b093fe1381af979e5378f5b3343f638d5678684a69eae987d1

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
ab61a26b8ca9fb4665eb96f790972d9a

SHA1
be3720239f0c22eb7145515df7062022237f8a44

SHA256
19f081dbcf25be1f94eed724fb2b7923f88435e31dc6f720b7e7b702e967728f

SHA512
af7630dfb1d6ae2a26daa1bfbb0021dfe178c1047dea378d0891c9c7cb22ced3fcaa1572dd09f9923d0518c78754e3468825f54050f7879461c038cbe55e4dde

Download Submit
C:\lukitus-ce09.htm

Filesize
8KB

MD5
ddeecbca4af2decb93bc5ab12733debe

SHA1
9289487015992d0d08892683582bf7630483e472

SHA256
2cac93b02b0f54c1071bffc0c7c0d0bff7d403db7d87f7ca8532072f342c5abe

SHA512
b5376d040162f611de340aaf02217c0eff5b59a1cc8a0d8dc56594b34f597be286195ba476150931040ff22e7df1379ff9918169dd25a20c2ffb1236ea549980

Download Submit