hxxps://cdn[.]discordapp[.]com/attachments/1266555940493332512/1268016318926295110/Bootstrapper[.]exe?ex=66ae2f79&is=66acddf9&hm=37c91d30dbc630d89da963cdb91c3348420b1eec132cd2da4405c224aa2d45eb&

Resubmissions

02/08/2024, 20:51

240802-zm6lpazckr 9

02/08/2024, 20:48

02/08/2024, 20:47

02/08/2024, 20:44

02/08/2024, 20:44

02/08/2024, 20:38

Analysis

max time kernel
10s
max time network
10s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02/08/2024, 20:44

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General

Target

https://cdn.discordapp.com/attachments/1266555940493332512/1268016318926295110/Bootstrapper.exe?ex=66ae2f79&is=66acddf9&hm=37c91d30dbc630d89da963cdb91c3348420b1eec132cd2da4405c224aa2d45eb&

Score

8^/10

discovery

Malware Config

Signatures

Downloads MZ/PE file
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

NTFS ADS 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\Downloads\Unconfirmed 426768.crdownload:SmartScreen	msedge.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4752	msedge.exe
4752	msedge.exe
3256	msedge.exe
3256	msedge.exe
1940	identity_helper.exe
1940	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe

Suspicious use of FindShellTrayWindow 32 IoCs

pid	Process
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3256 wrote to memory of 1008	3256	msedge.exe	81
PID 3256 wrote to memory of 1008	3256	msedge.exe	81
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4052	3256	msedge.exe	83
PID 3256 wrote to memory of 4752	3256	msedge.exe	84
PID 3256 wrote to memory of 4752	3256	msedge.exe	84
PID 3256 wrote to memory of 4476	3256	msedge.exe	85
PID 3256 wrote to memory of 4476	3256	msedge.exe	85
PID 3256 wrote to memory of 4476	3256	msedge.exe	85
PID 3256 wrote to memory of 4476	3256	msedge.exe	85
PID 3256 wrote to memory of 4476	3256	msedge.exe	85
PID 3256 wrote to memory of 4476	3256	msedge.exe	85
PID 3256 wrote to memory of 4476	3256	msedge.exe	85
PID 3256 wrote to memory of 4476	3256	msedge.exe	85
PID 3256 wrote to memory of 4476	3256	msedge.exe	85
PID 3256 wrote to memory of 4476	3256	msedge.exe	85
PID 3256 wrote to memory of 4476	3256	msedge.exe	85
PID 3256 wrote to memory of 4476	3256	msedge.exe	85
PID 3256 wrote to memory of 4476	3256	msedge.exe	85
PID 3256 wrote to memory of 4476	3256	msedge.exe	85
PID 3256 wrote to memory of 4476	3256	msedge.exe	85
PID 3256 wrote to memory of 4476	3256	msedge.exe	85
PID 3256 wrote to memory of 4476	3256	msedge.exe	85
PID 3256 wrote to memory of 4476	3256	msedge.exe	85
PID 3256 wrote to memory of 4476	3256	msedge.exe	85
PID 3256 wrote to memory of 4476	3256	msedge.exe	85

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://cdn.discordapp.com/attachments/1266555940493332512/1268016318926295110/Bootstrapper.exe?ex=66ae2f79&is=66acddf9&hm=37c91d30dbc630d89da963cdb91c3348420b1eec132cd2da4405c224aa2d45eb&
1⤵
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3256
- 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,0x100,0x104,0xd8,0x108,0x7ff9b8ed46f8,0x7ff9b8ed4708,0x7ff9b8ed4718
  2⤵
  PID:1008
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2112,4618028018931830753,8930637885671476897,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2124 /prefetch:2
  2⤵
  PID:4052
- 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=2112,4618028018931830753,8930637885671476897,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2180 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4752
- 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=2112,4618028018931830753,8930637885671476897,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2736 /prefetch:8
  2⤵
  PID:4476
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,4618028018931830753,8930637885671476897,131072 --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=3300 /prefetch:1
  2⤵
  PID:4016
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,4618028018931830753,8930637885671476897,131072 --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=3328 /prefetch:1
  2⤵
  PID:4212
- 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=2112,4618028018931830753,8930637885671476897,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5404 /prefetch:8
  2⤵
  PID:2560
- 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=2112,4618028018931830753,8930637885671476897,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5404 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1940
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,4618028018931830753,8930637885671476897,131072 --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=4144 /prefetch:1
  2⤵
  PID:224
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,4618028018931830753,8930637885671476897,131072 --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=4124 /prefetch:1
  2⤵
  PID:4528
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_collections.mojom.CollectionsDataManager --field-trial-handle=2112,4618028018931830753,8930637885671476897,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=3420 /prefetch:8
  2⤵
  PID:4324
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,4618028018931830753,8930637885671476897,131072 --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=3428 /prefetch:1
  2⤵
  PID:3524
- 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.UtilReadIcon --field-trial-handle=2112,4618028018931830753,8930637885671476897,131072 --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=6168 /prefetch:8
  2⤵
  PID:1360
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,4618028018931830753,8930637885671476897,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5996 /prefetch:1
  2⤵
  PID:2224
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,4618028018931830753,8930637885671476897,131072 --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=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6036 /prefetch:1
  2⤵
  PID:4588

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2932

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3660

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
53bc70ecb115bdbabe67620c416fe9b3

SHA1
af66ec51a13a59639eaf54d62ff3b4f092bb2fc1

SHA256
b36cad5c1f7bc7d07c7eaa2f3cad2959ddb5447d4d3adcb46eb6a99808e22771

SHA512
cad44933b94e17908c0eb8ac5feeb53d03a7720d97e7ccc8724a1ed3021a5bece09e1f9f3cec56ce0739176ebbbeb20729e650f8bca04e5060c986b75d8e4921

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

Filesize
152B

MD5
e765f3d75e6b0e4a7119c8b14d47d8da

SHA1
cc9f7c7826c2e1a129e7d98884926076c3714fc0

SHA256
986443556d3878258b710d9d9efbf4f25f0d764c3f83dc54217f2b12a6eccd89

SHA512
a1872a849f27da78ebe9adb9beb260cb49ed5f4ca2d403f23379112bdfcd2482446a6708188100496e45db1517cdb43aba8bb93a75e605713c3f97cd716b1079

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

Filesize
6KB

MD5
f46055659375130915b6e443dade3635

SHA1
d078be3cd6138dc7cc847de6449aece2ecdb1a7b

SHA256
f557272bfc8179967159d1667bfc4fb42f755e60e195a1556d1b834446380327

SHA512
75477bbec9b37c3084df01ecf9d8c4d6ad469b22851b7247cd9c63036f84b7c48ecd2b12969b324fe6e7ce41fbf760e727c2c5ef17809ab044f9fc41e5e1bfae

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

Filesize
6KB

MD5
7e6e9270ddabc618a57c37b78c536ed7

SHA1
05d9a14d96c0a9ba3c7bf23df187f7fd5a590fd7

SHA256
a040784142a1d931554ddacd3bed4eed1efbd00e00afcd5c8812f007460b97ea

SHA512
6c91306ac3bedf6976bf2726a80d8377e816b3d8da3fd62c9346977223fcbd0a42f242012c9ba4d2cf40f73d43281311778a16e3753963e0edc72dc607f0a148

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
8ed701c8a482206016163ea20d13006a

SHA1
238d673fe509a98954bb6ddc122c986c384d7082

SHA256
2975c89b5f964e38c0ef168246e097e114ba7fa4ea0e2bc9881205a170cdd40b

SHA512
3309a75f3ac8c88ca6f594d2357ab149f028816f04ef41ad5110ffc20031908ce2cd22fa4202c13f5411d2c99271c768bf3ea889abdb0e32a74ee3bc9c1cd811

Download Submit
C:\Users\Admin\Downloads\Unconfirmed 426768.crdownload

Filesize
795KB

MD5
365971e549352a15e150b60294ec2e57

SHA1
2932242b427e81b1b4ac8c11fb17793eae0939f7

SHA256
faad2bc8e61b75e595a80ff2b6d150ff8b27187a8ba426cc1e5e38e193ab6d42

SHA512
f7ba1353e880213a6bdf5bd1dfdfd42a0acf4066a540a502e8df8fec8eac7fb80b75aa52e68eca98be3f7701da48eb90758e5b94d72013d3dff05e0aaf27e938

Download Submit