blackbasta | hxxps://bastains[.]com/click[.]php?key=5ethf9grt8e5728e381w&cid=1734754266100010TUSTV62601R284R8204Reb90Rd317Re354Rc5f5Rc4396Ve1&cost=0[.]001236819&zone=8999102-1356418374-4269441498&campaign=418400220

Analysis

max time kernel
900s
max time network
844s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24/12/2024, 04:43

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General

Target

https://bastains.com/click.php?key=5ethf9grt8e5728e381w&cid=1734754266100010TUSTV62601R284R8204Reb90Rd317Re354Rc5f5Rc4396Ve1&cost=0.001236819&zone=8999102-1356418374-4269441498&campaign=418400220

Score

10^/10

blackbasta discovery ransomware

Malware Config

Extracted

Path

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

Family

blackbasta

Ransom Note

Signatures

Black Basta
A ransomware family targeting Windows and Linux ESXi first seen in February 2022.
ransomware blackbasta
Blackbasta family
blackbasta
Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

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

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2812	msedge.exe
2812	msedge.exe
1708	msedge.exe
1708	msedge.exe
4716	identity_helper.exe
4716	identity_helper.exe
4752	msedge.exe
4752	msedge.exe
4752	msedge.exe
4752	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe
1708	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1708 wrote to memory of 1368	1708	msedge.exe	82
PID 1708 wrote to memory of 1368	1708	msedge.exe	82
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 1088	1708	msedge.exe	83
PID 1708 wrote to memory of 2812	1708	msedge.exe	84
PID 1708 wrote to memory of 2812	1708	msedge.exe	84
PID 1708 wrote to memory of 1064	1708	msedge.exe	85
PID 1708 wrote to memory of 1064	1708	msedge.exe	85
PID 1708 wrote to memory of 1064	1708	msedge.exe	85
PID 1708 wrote to memory of 1064	1708	msedge.exe	85
PID 1708 wrote to memory of 1064	1708	msedge.exe	85
PID 1708 wrote to memory of 1064	1708	msedge.exe	85
PID 1708 wrote to memory of 1064	1708	msedge.exe	85
PID 1708 wrote to memory of 1064	1708	msedge.exe	85
PID 1708 wrote to memory of 1064	1708	msedge.exe	85
PID 1708 wrote to memory of 1064	1708	msedge.exe	85
PID 1708 wrote to memory of 1064	1708	msedge.exe	85
PID 1708 wrote to memory of 1064	1708	msedge.exe	85
PID 1708 wrote to memory of 1064	1708	msedge.exe	85
PID 1708 wrote to memory of 1064	1708	msedge.exe	85
PID 1708 wrote to memory of 1064	1708	msedge.exe	85
PID 1708 wrote to memory of 1064	1708	msedge.exe	85
PID 1708 wrote to memory of 1064	1708	msedge.exe	85
PID 1708 wrote to memory of 1064	1708	msedge.exe	85
PID 1708 wrote to memory of 1064	1708	msedge.exe	85
PID 1708 wrote to memory of 1064	1708	msedge.exe	85

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --start-maximized --single-argument https://bastains.com/click.php?key=5ethf9grt8e5728e381w&cid=1734754266100010TUSTV62601R284R8204Reb90Rd317Re354Rc5f5Rc4396Ve1&cost=0.001236819&zone=8999102-1356418374-4269441498&campaign=418400220
1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1708
- 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,0x100,0x104,0xd8,0x108,0x7ff8236046f8,0x7ff823604708,0x7ff823604718
  2⤵
  PID:1368
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2088,17892028735145380159,18344199112204101055,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2116 /prefetch:2
  2⤵
  PID:1088
- 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=2088,17892028735145380159,18344199112204101055,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2300 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2812
- 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=2088,17892028735145380159,18344199112204101055,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2860 /prefetch:8
  2⤵
  PID:1064
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,17892028735145380159,18344199112204101055,131072 --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=3292 /prefetch:1
  2⤵
  PID:1096
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,17892028735145380159,18344199112204101055,131072 --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=3304 /prefetch:1
  2⤵
  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=2088,17892028735145380159,18344199112204101055,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4764 /prefetch:1
  2⤵
  PID:3908
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,17892028735145380159,18344199112204101055,131072 --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=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4836 /prefetch:1
  2⤵
  PID:2284
- 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=2088,17892028735145380159,18344199112204101055,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5212 /prefetch:8
  2⤵
  PID:4844
- 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=2088,17892028735145380159,18344199112204101055,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5212 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4716
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,17892028735145380159,18344199112204101055,131072 --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=4136 /prefetch:1
  2⤵
  PID:724
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,17892028735145380159,18344199112204101055,131072 --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=3964 /prefetch:1
  2⤵
  PID:4036
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2088,17892028735145380159,18344199112204101055,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1720 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4752

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3236

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4360

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
152B

MD5
dc058ebc0f8181946a312f0be99ed79c

SHA1
0c6f376ed8f2d4c275336048c7c9ef9edf18bff0

SHA256
378701e87dcff90aa092702bc299859d6ae8f7e313f773bf594f81df6f40bf6a

SHA512
36e0de64a554762b28045baebf9f71930c59d608f8d05c5faf8906d62eaf83f6d856ef1d1b38110e512fbb1a85d3e2310be11a7f679c6b5b3c62313cc7af52aa

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

Filesize
152B

MD5
a0486d6f8406d852dd805b66ff467692

SHA1
77ba1f63142e86b21c951b808f4bc5d8ed89b571

SHA256
c0745fd195f3a51b27e4d35a626378a62935dccebefb94db404166befd68b2be

SHA512
065a62032eb799fade5fe75f390e7ab3c9442d74cb8b520d846662d144433f39b9186b3ef3db3480cd1d1d655d8f0630855ed5d6e85cf157a40c38a19375ed8a

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index

Filesize
96B

MD5
43517a2696cbba22cdaffe851d3e46ce

SHA1
b22837f05d784cfb3eb4500094cf388389072eed

SHA256
f9d9fd45b673af23cb95aa2692ba9717d4ebab3f753ece29cc846ec9f52631c4

SHA512
5aa3130b24bad4206dcb31eb3fe800b9e38719a361d9f93676773165d2795310fe546fe695f302ffb878ae6a053e5c01f3043873f932de19031028e1a2cf6424

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

Filesize
505B

MD5
0250c60205857dfe70cadbadd1f75a5a

SHA1
8da4c2ece94f27f892431ca38eb631a2b7ad0194

SHA256
19bc7f12002290e24d181e42043584deb8ff9966359b5f416019045f5932c1ba

SHA512
30d267f182c2c39e8565ae41dba2242143e01360a51cde115c738804934dbf9af14e707f6699c6e67190693ca5796bade10120c94a5dd6bf5f67fa18e850a7c0

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

Filesize
5KB

MD5
d0b1ebb2f0e555f2728edfaf48ad1fdf

SHA1
714391e8bf1481b8a497baab9bdfe311f0e7bf04

SHA256
99c1ca33610db2b41d44eaaa2784f3d13f39c924e4f474a72bcbe3fb637b9b67

SHA512
0190e8ae444bb6d6b505155c4794652335b89412e4bf8511ac0bf3436c5f26ff74bc962280759cfd2457402803e1dba08c21a63d9fb89f5498cac5e9b02d3702

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

Filesize
6KB

MD5
334c242539935e90da368c92bb1cab51

SHA1
3aeeab53e15bb0477e6ae9f7de69042a60a0351d

SHA256
38b65385b649fe31f323e1ab18b3cad49a618fef35018cd2b98b03a3912a4101

SHA512
d2be194909921eb88357f46c65767c285a7ad2fce79a91f605f18c85825b425c9be7da9d2c50036423411f74906406cbd22b881b41672baaa013daaaaf75cb4e

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
3bb8d03f5a9a5f87511a86a152ddb620

SHA1
91a0e13e917cccf0f0c937a54994439df6140e04

SHA256
e125badf8923771d4798f9230140b83532e18cc3dac0ce18e2edf8735b713c2f

SHA512
b28475263ac82639713dd19d1750daf9c5ae1a862f0f666fd58e9b89c2f020a569f787f4df042ff72c581339886557059997cfd56f411f641befdf6a98c94047

Download Submit