hxxps://github[.]com/topics/ransomware

Analysis

max time kernel
1289s
max time network
1684s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-09-2024 00:18

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General

Target

https://github.com/topics/ransomware

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

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe
Token: SeShutdownPrivilege	1628	chrome.exe

Suspicious use of FindShellTrayWindow 34 IoCs

pid	Process
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe

Suspicious use of SendNotifyMessage 32 IoCs

pid	Process
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe
1628	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1628 wrote to memory of 2080	1628	chrome.exe	31
PID 1628 wrote to memory of 2080	1628	chrome.exe	31
PID 1628 wrote to memory of 2080	1628	chrome.exe	31
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2852	1628	chrome.exe	33
PID 1628 wrote to memory of 2712	1628	chrome.exe	34
PID 1628 wrote to memory of 2712	1628	chrome.exe	34
PID 1628 wrote to memory of 2712	1628	chrome.exe	34
PID 1628 wrote to memory of 2684	1628	chrome.exe	35
PID 1628 wrote to memory of 2684	1628	chrome.exe	35
PID 1628 wrote to memory of 2684	1628	chrome.exe	35
PID 1628 wrote to memory of 2684	1628	chrome.exe	35
PID 1628 wrote to memory of 2684	1628	chrome.exe	35
PID 1628 wrote to memory of 2684	1628	chrome.exe	35
PID 1628 wrote to memory of 2684	1628	chrome.exe	35
PID 1628 wrote to memory of 2684	1628	chrome.exe	35
PID 1628 wrote to memory of 2684	1628	chrome.exe	35
PID 1628 wrote to memory of 2684	1628	chrome.exe	35
PID 1628 wrote to memory of 2684	1628	chrome.exe	35
PID 1628 wrote to memory of 2684	1628	chrome.exe	35
PID 1628 wrote to memory of 2684	1628	chrome.exe	35
PID 1628 wrote to memory of 2684	1628	chrome.exe	35
PID 1628 wrote to memory of 2684	1628	chrome.exe	35
PID 1628 wrote to memory of 2684	1628	chrome.exe	35
PID 1628 wrote to memory of 2684	1628	chrome.exe	35
PID 1628 wrote to memory of 2684	1628	chrome.exe	35
PID 1628 wrote to memory of 2684	1628	chrome.exe	35

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://github.com/topics/ransomware
1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1628
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef7069758,0x7fef7069768,0x7fef7069778
  2⤵
  PID:2080
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1184 --field-trial-handle=1232,i,16335814769102831538,4424112233566508616,131072 /prefetch:2
  2⤵
  PID:2852
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1516 --field-trial-handle=1232,i,16335814769102831538,4424112233566508616,131072 /prefetch:8
  2⤵
  PID:2712
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1540 --field-trial-handle=1232,i,16335814769102831538,4424112233566508616,131072 /prefetch:8
  2⤵
  PID:2684
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2256 --field-trial-handle=1232,i,16335814769102831538,4424112233566508616,131072 /prefetch:1
  2⤵
  PID:1056
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2264 --field-trial-handle=1232,i,16335814769102831538,4424112233566508616,131072 /prefetch:1
  2⤵
  PID:2140
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1412 --field-trial-handle=1232,i,16335814769102831538,4424112233566508616,131072 /prefetch:2
  2⤵
  PID:2600
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3584 --field-trial-handle=1232,i,16335814769102831538,4424112233566508616,131072 /prefetch:8
  2⤵
  PID:1980

C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
1⤵
PID:2636

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\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
1086e9690027491fab9743fd0cf03a6f

SHA1
9cebe12054ed5261e03cee60387e0fee20954fcb

SHA256
394aca85a9da3fb3d07f1eda91b9e9f565e96b2571ddb5825387ce2b7546e84d

SHA512
76ad8abf6569fc29c1ca86e4bc76550ebb140010992b777cace88cab2d8c23828a7dc713fd78608158c41aa112607f9e069376fc53090b4cc29946aa3f0379df

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
7b6491a88e475032df659e8e8797a3a3

SHA1
1eb4dc00f1aafb7ea57caf490f5b81122b59caaf

SHA256
0b22cde75c8372b28a2d1fa0ba4aa4d0fdd98fb51509269c0ec110035682a6dc

SHA512
43ca651240b3e69a2d70fced93a51e096a046153dc09fb224ad92e692353d5dcd71425a8958fe0cff4314e67bb88b88f6811e909b80428cfb3d43273232d4c01

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
84d6d489de11fa8afe80ac0b112be344

SHA1
302addf0b771905e2ae599c49b57fd654d056245

SHA256
ec95a5057dd785a683a3e69bcd33ab1283cd31ba73c60dabed05e87d7e2ced91

SHA512
3166e882cff3d79b9d9b9ba7269c6e546ee9b0be73bb1b250a804c4be0391e2c81fb80c2f0cf4f4134b052cd0716608917fcc4d4f705690c0c0afe348be73db9

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
e1c974064747995b33e3aa32c9fe36aa

SHA1
7e974a845d908fdb22bc04903903b88eda54c006

SHA256
7cbd0ee1f39c68823ec9f6faf341f46786f9be1c44ca81bbfa92088e591fd492

SHA512
2d7265035457fa357b3d8441aafb56a412c8939643f7a844e90dae35bd0d94c7af10a06edb6ba6d34da023b60cb59d7878acee2dadcf8349f7038ae2cd4c9c21

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GCM Store\Encryption\000006.dbtmp

Filesize
16B

MD5
aefd77f47fb84fae5ea194496b44c67a

SHA1
dcfbb6a5b8d05662c4858664f81693bb7f803b82

SHA256
4166bf17b2da789b0d0cc5c74203041d98005f5d4ef88c27e8281e00148cd611

SHA512
b733d502138821948267a8b27401d7c0751e590e1298fda1428e663ccd02f55d0d2446ff4bc265bdcdc61f952d13c01524a5341bc86afc3c2cde1d8589b2e1c3

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GPUCache\data_1

Filesize
264KB

MD5
f50f89a0a91564d0b8a211f8921aa7de

SHA1
112403a17dd69d5b9018b8cede023cb3b54eab7d

SHA256
b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

SHA512
bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

Filesize
5KB

MD5
3d000358d8eb7bbcc8f81c7b3f4e2aef

SHA1
db17b98362df3c282d35a1f7fced429574bc1b9d

SHA256
e26ced08f4b804633debe6c858de657512759d34518309f4641410012a92530e

SHA512
b6fe2a1056a027fa40b265ccb2fbbbde0413c4373b40b9f614c8536d24d7f0a147ee31d8ae462481805f80a8cdab23a93b88cf42f289a481c79c14994bc036b2

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

Filesize
5KB

MD5
04dba69cb7a7228efd68edd5f72ed453

SHA1
beb8485ca4aa1e07472b46c332fff51544d99285

SHA256
fffe41bc748a9c0da257ae99d44d237944b6b32362767e65f6243be4f68fbf39

SHA512
db66b16c37df0817980343f902fc31ef027cff7f41a7f88107626e1f2fc5d65e4cd4c492c87bbdc5867dfbdec93cd5d65bf79c6498a8fdec255896e41813fa1b

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\000007.dbtmp

Filesize
16B

MD5
18e723571b00fb1694a3bad6c78e4054

SHA1
afcc0ef32d46fe59e0483f9a3c891d3034d12f32

SHA256
8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

SHA512
43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabE938.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarE97A.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit