locky_lukitus | d7d0561555b788d2048f7a6904318c44e01a16299bb3177250c4478170d7fa51

Analysis

max time kernel
146s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
30-05-2024 04:35

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General

Target

2024-05-30_f9a17a26036fe111324030e27e891cea_locky.exe
Size

517KB
MD5

f9a17a26036fe111324030e27e891cea
SHA1

bf7cdc42f6ac5985be37819dcd2f5bbfedd582e1
SHA256

d7d0561555b788d2048f7a6904318c44e01a16299bb3177250c4478170d7fa51
SHA512

f0246f51c92334c60ad75fc26bd5fc016f7a8d14d1b55018bd98c9ae1f95cfdc2099d91bdef82a2523890777117be3f2db3c7ce993e04f1a1e48aee70a09868a
SSDEEP

12288:uVRm47ugq9QLXzNWVn4Fkl6BQ2yLhxPtIS4GudgBXllbXtdj:uVzzzjNO4FkUQ2yL7PtIdGudqlb9dj

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-1-5-21-3906287020-2915474608-1755617787-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\lukitus.bmp"	2024-05-30_f9a17a26036fe111324030e27e891cea_locky.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-1-5-21-3906287020-2915474608-1755617787-1000\Control Panel\Desktop\WallpaperStyle = "0"	2024-05-30_f9a17a26036fe111324030e27e891cea_locky.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Control Panel\Desktop\TileWallpaper = "0"	2024-05-30_f9a17a26036fe111324030e27e891cea_locky.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1316	msedge.exe
1316	msedge.exe
4500	msedge.exe
4500	msedge.exe
2852	identity_helper.exe
2852	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe
4500	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4980 wrote to memory of 4500	4980	2024-05-30_f9a17a26036fe111324030e27e891cea_locky.exe	93
PID 4980 wrote to memory of 4500	4980	2024-05-30_f9a17a26036fe111324030e27e891cea_locky.exe	93
PID 4980 wrote to memory of 4504	4980	2024-05-30_f9a17a26036fe111324030e27e891cea_locky.exe	94
PID 4980 wrote to memory of 4504	4980	2024-05-30_f9a17a26036fe111324030e27e891cea_locky.exe	94
PID 4980 wrote to memory of 4504	4980	2024-05-30_f9a17a26036fe111324030e27e891cea_locky.exe	94
PID 4500 wrote to memory of 4808	4500	msedge.exe	95
PID 4500 wrote to memory of 4808	4500	msedge.exe	95
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 4644	4500	msedge.exe	97
PID 4500 wrote to memory of 1316	4500	msedge.exe	98
PID 4500 wrote to memory of 1316	4500	msedge.exe	98
PID 4500 wrote to memory of 4376	4500	msedge.exe	99
PID 4500 wrote to memory of 4376	4500	msedge.exe	99
PID 4500 wrote to memory of 4376	4500	msedge.exe	99
PID 4500 wrote to memory of 4376	4500	msedge.exe	99
PID 4500 wrote to memory of 4376	4500	msedge.exe	99
PID 4500 wrote to memory of 4376	4500	msedge.exe	99
PID 4500 wrote to memory of 4376	4500	msedge.exe	99
PID 4500 wrote to memory of 4376	4500	msedge.exe	99
PID 4500 wrote to memory of 4376	4500	msedge.exe	99
PID 4500 wrote to memory of 4376	4500	msedge.exe	99
PID 4500 wrote to memory of 4376	4500	msedge.exe	99
PID 4500 wrote to memory of 4376	4500	msedge.exe	99
PID 4500 wrote to memory of 4376	4500	msedge.exe	99
PID 4500 wrote to memory of 4376	4500	msedge.exe	99
PID 4500 wrote to memory of 4376	4500	msedge.exe	99

C:\Users\Admin\AppData\Local\Temp\2024-05-30_f9a17a26036fe111324030e27e891cea_locky.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-30_f9a17a26036fe111324030e27e891cea_locky.exe"
1⤵
- Sets desktop wallpaper using registry
- Modifies Control Panel
- Suspicious use of WriteProcessMemory
PID:4980
- 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:4500
- - 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,0x100,0x104,0xe0,0x108,0x7ff92b1946f8,0x7ff92b194708,0x7ff92b194718
    3⤵
    PID:4808
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2096,16445122743253886346,7811023607842206029,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2108 /prefetch:2
    3⤵
    PID:4644
- - 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=2096,16445122743253886346,7811023607842206029,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2088 /prefetch:3
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:1316
- - 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=2096,16445122743253886346,7811023607842206029,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2804 /prefetch:8
    3⤵
    PID:4376
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,16445122743253886346,7811023607842206029,131072 --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=3248 /prefetch:1
    3⤵
    PID:4972
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,16445122743253886346,7811023607842206029,131072 --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=3260 /prefetch:1
    3⤵
    PID:3836
- - 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=2096,16445122743253886346,7811023607842206029,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5088 /prefetch:8
    3⤵
    PID:2952
- - 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=2096,16445122743253886346,7811023607842206029,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5088 /prefetch:8
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:2852
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,16445122743253886346,7811023607842206029,131072 --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=4916 /prefetch:1
    3⤵
    PID:8
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,16445122743253886346,7811023607842206029,131072 --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=4648 /prefetch:1
    3⤵
    PID:4448
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,16445122743253886346,7811023607842206029,131072 --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=4668 /prefetch:1
    3⤵
    PID:2232
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,16445122743253886346,7811023607842206029,131072 --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=5184 /prefetch:1
    3⤵
    PID:4612
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /C del /Q /F "C:\Users\Admin\AppData\Local\Temp\2024-05-30_f9a17a26036fe111324030e27e891cea_locky.exe"
  2⤵
  PID:4504

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2192

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4224

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
f53207a5ca2ef5c7e976cbb3cb26d870

SHA1
49a8cc44f53da77bb3dfb36fc7676ed54675db43

SHA256
19ab4e3c9da6d9cedda7461efdba9a2085e743513ab89f1dd0fd5a8f9486ad23

SHA512
be734c7e8afda19f445912aef0d78f9941add29baebd4a812bff27f10a1d78b52aeb11c551468c8644443c86e1a2a6b2e4aead3d7f81d39925e3c20406ac1499

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

Filesize
152B

MD5
ae54e9db2e89f2c54da8cc0bfcbd26bd

SHA1
a88af6c673609ecbc51a1a60dfbc8577830d2b5d

SHA256
5009d3c953de63cfd14a7d911156c514e179ff07d2b94382d9caac6040cb72af

SHA512
e3b70e5eb7321b9deca6f6a17424a15b9fd5c4008bd3789bd01099fd13cb2f4a2f37fe4b920fb51c50517745b576c1f94df83efd1a7e75949551163985599998

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

Filesize
5KB

MD5
6c71a4e730c05433ef03841f3dc9eb25

SHA1
f249489feb97d5f8e22029de41f0127018af37bc

SHA256
51a6e926f613489b6e751ca90ab9415e3bade7b8df0900a112ebbf01ff5e3c4e

SHA512
2d848cb27e6bcac8732911672aad12f25469bfd72c026423c742df50c23173ac1bd31371767791cc6de1542996a6804d37c5f494d0412a2c759dc6788519f558

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

Filesize
6KB

MD5
6b60dfecb88f8a2c6ab29d164e8da620

SHA1
a801fbe50b87257a34ece5a2c8045814dad0cfcb

SHA256
09c9254081d54bbaecff50e1a97c48c5855516db032e817b06e3eeb8bb02717a

SHA512
612a27191a8546bf2b89b90124880f1f15ba7f9b1f2d1378c37d4c6e0a102f988aa69192799445de9525a4c7cfc751b3cb65f172323d686b3c946b914d20d7bb

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
10KB

MD5
77fca16a7425cabeff85a3fa4077aef7

SHA1
14bac3802bb701242dfd06d91388c2dcf3464389

SHA256
b68029ae674819cadb28fe3fea6776fe0b3db4d61675bfac47d748df750d542f

SHA512
44542f5177742e329b216af791e15b2e15a061bbeb27c46471cb0b0a6e9ef14143a0ab5afc20a77a9fc1d82911617587ef2cffe07e0239b34a979c46c96b4c33

Download Submit
C:\lukitus-8cf3.htm

Filesize
8KB

MD5
73fe7688651f2a5dd0f66d60d2d8b885

SHA1
35844712392f8c1d6afc11c75f6bf35af9df3099

SHA256
68e7dbc2669d8be778474f8a38d711f24af773b726727955b71180351379d478

SHA512
5d3029ba9b8c7596547d7741c35950d79240cb400ae2ece95b9606250b7b5cbf4114d67d1fc66b259207d86defd9c51bb8969dcd37fd4d64fca4715b4fffbd49

Download Submit