hxxp://github[.]com/ob2configmaker/SilverBullet

Analysis

max time kernel
1680s
max time network
1687s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
30/09/2024, 11:16

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General

Target

http://github.com/ob2configmaker/SilverBullet

Score

3^/10

discovery

Malware Config

Signatures

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
1800	msedge.exe
1800	msedge.exe
2572	msedge.exe
2572	msedge.exe
4740	identity_helper.exe
4740	identity_helper.exe
1100	msedge.exe
1100	msedge.exe
4588	msedge.exe
4588	msedge.exe
4588	msedge.exe
4588	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe

Suspicious use of SendNotifyMessage 12 IoCs

pid	Process
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe
2572	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2572 wrote to memory of 1456	2572	msedge.exe	78
PID 2572 wrote to memory of 1456	2572	msedge.exe	78
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1564	2572	msedge.exe	79
PID 2572 wrote to memory of 1800	2572	msedge.exe	80
PID 2572 wrote to memory of 1800	2572	msedge.exe	80
PID 2572 wrote to memory of 5048	2572	msedge.exe	81
PID 2572 wrote to memory of 5048	2572	msedge.exe	81
PID 2572 wrote to memory of 5048	2572	msedge.exe	81
PID 2572 wrote to memory of 5048	2572	msedge.exe	81
PID 2572 wrote to memory of 5048	2572	msedge.exe	81
PID 2572 wrote to memory of 5048	2572	msedge.exe	81
PID 2572 wrote to memory of 5048	2572	msedge.exe	81
PID 2572 wrote to memory of 5048	2572	msedge.exe	81
PID 2572 wrote to memory of 5048	2572	msedge.exe	81
PID 2572 wrote to memory of 5048	2572	msedge.exe	81
PID 2572 wrote to memory of 5048	2572	msedge.exe	81
PID 2572 wrote to memory of 5048	2572	msedge.exe	81
PID 2572 wrote to memory of 5048	2572	msedge.exe	81
PID 2572 wrote to memory of 5048	2572	msedge.exe	81
PID 2572 wrote to memory of 5048	2572	msedge.exe	81
PID 2572 wrote to memory of 5048	2572	msedge.exe	81
PID 2572 wrote to memory of 5048	2572	msedge.exe	81
PID 2572 wrote to memory of 5048	2572	msedge.exe	81
PID 2572 wrote to memory of 5048	2572	msedge.exe	81
PID 2572 wrote to memory of 5048	2572	msedge.exe	81

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://github.com/ob2configmaker/SilverBullet
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:2572
- 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=90.0.4430.212 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=90.0.818.66 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7ff925173cb8,0x7ff925173cc8,0x7ff925173cd8
  2⤵
  PID:1456
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1920,5562788315856603041,12539934487819616575,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1932 /prefetch:2
  2⤵
  PID:1564
- 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=1920,5562788315856603041,12539934487819616575,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2296 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1800
- 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=1920,5562788315856603041,12539934487819616575,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2792 /prefetch:8
  2⤵
  PID:5048
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1920,5562788315856603041,12539934487819616575,131072 --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=3236 /prefetch:1
  2⤵
  PID:2500
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1920,5562788315856603041,12539934487819616575,131072 --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=3252 /prefetch:1
  2⤵
  PID:3732
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1920,5562788315856603041,12539934487819616575,131072 --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=4788 /prefetch:1
  2⤵
  PID:4056
- C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1920,5562788315856603041,12539934487819616575,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5596 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4740
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1920,5562788315856603041,12539934487819616575,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5544 /prefetch:1
  2⤵
  PID:1388
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1920,5562788315856603041,12539934487819616575,131072 --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=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5656 /prefetch:1
  2⤵
  PID:1320
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1920,5562788315856603041,12539934487819616575,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4724 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1100
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1920,5562788315856603041,12539934487819616575,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4724 /prefetch:1
  2⤵
  PID:5112
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1920,5562788315856603041,12539934487819616575,131072 --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=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5912 /prefetch:1
  2⤵
  PID:1384
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1920,5562788315856603041,12539934487819616575,131072 --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=10.0.22000.1 --gpu-preferences=SAAAAAAAAADoAAAwAAAAAAAAAAAAAAAAAABgAAAQAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1692 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4588

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2012

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2664

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
0487ced0fdfd8d7a8e717211fcd7d709

SHA1
598605311b8ef24b0a2ba2ccfedeecabe7fec901

SHA256
76693c580fd4aadce2419a1b80795bb4ff78d70c1fd4330e777e04159023f571

SHA512
16e1c6e9373b6d5155310f64bb71979601852f18ee3081385c17ffb943ab078ce27cd665fb8d6f3bcc6b98c8325b33403571449fad044e22aa50a3bf52366993

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

Filesize
152B

MD5
5578283903c07cc737a43625e2cbb093

SHA1
f438ad2bef7125e928fcde43082a20457f5df159

SHA256
7268c7d8375d50096fd5f773a0685ac724c6c2aece7dc273c7eb96b28e2935b2

SHA512
3b29531c0bcc70bfc0b1af147fe64ce0a7c4d3cbadd2dbc58d8937a8291daae320206deb0eb2046c3ffad27e01af5aceca4708539389da102bff4680afaa1601

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

Filesize
2KB

MD5
43ed1e087daf9a2ed4bd5026ee3fb697

SHA1
0057d506110cef26aa6d09833840dfa502688f0a

SHA256
98ef24549adc57dd68daa19183a1946dfb1c9a151a2a9bb4963ab9b853abf5d8

SHA512
ce7545adc128217aea782526cd6287abc89bd40ed60911e0dba764b547fa1104c8beded43f636207d4d79a847d00805b85bd7028005d195e6c342541f84ea328

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

Filesize
595B

MD5
928e2258e29c69b81e75a4f01383f801

SHA1
2a82e187e71e3f66a6937d594081f699f4d71a87

SHA256
181ca621db8e02422b04909f13db787133db0b82787e9a38ed2acf7dfa732a18

SHA512
33af068af00bca8324a0e98c23baf44644e066630bb074865283dc6ea6481885c847f8bc50b2de4910613a5ab1e74e9bac1cf412a5d9847198edd0411164078f

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

Filesize
5KB

MD5
75a17d4974c5eb71d625a706ec4057cc

SHA1
13e89f99d57fc6ef95fd33e84acdfca94e0fdb72

SHA256
786aa8292c280a791201b59c1143014b942b92b1039f0240d3d23c7859c07a8c

SHA512
d20953a0ddd900b6da14fa64d1cbe5831e9cd26800bdef636cc578db7ad5c1115a2c29d96fee46fe0c20e50447083a9d1029c3867c2a170f1b9c203f2a8b6bc0

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

Filesize
6KB

MD5
76ef69a5fdccf06ce8709e123467528a

SHA1
55e5e0a3a45f07a59dc17ce557f26c944d626464

SHA256
78ea97735d9870504235d4082a06e25eaf67d1b711833d9cab13bca17501a467

SHA512
814676ac66019a8d3762c6ea145430e85986b02f44fe35cbc8a62642d61bea00ade3e692b7dab1de20b7a6ed47db6e6c8d50204d2619328adc157ffd0b0b9a0a

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

Filesize
16B

MD5
46295cac801e5d4857d09837238a6394

SHA1
44e0fa1b517dbf802b18faf0785eeea6ac51594b

SHA256
0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

SHA512
8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

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

Filesize
16B

MD5
206702161f94c5cd39fadd03f4014d98

SHA1
bd8bfc144fb5326d21bd1531523d9fb50e1b600a

SHA256
1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

SHA512
0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

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

Filesize
10KB

MD5
cc31bbe19363bf7165c1ebd7e3678480

SHA1
4fe068ffb71a0e971a9f018a503cb4f516e2f6bd

SHA256
a41b7be86d8c0e2de71ab56eeba112396af718713df0ddc0d395058c9851e0a8

SHA512
1e8f600bd6c1f8653a7a8aefffdafe79423a95bc9b30ec9efa9d9d42d6731ff2a5a89d688a42743943f6dca4abc9faaeb9034454469ae10a6a479fd3e3226a28

Download Submit