hxxps://pastebin[.]com/raw/Mr2Xw0Xz

Analysis

max time kernel
16s
max time network
14s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
25-02-2024 08:10

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General

Target

https://pastebin.com/raw/Mr2Xw0Xz

Score

6^/10

Malware Config

Signatures

Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs

Web Service

T1102

flow	ioc
6	pastebin.com
8	pastebin.com
9	pastebin.com

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 6 IoCs

pid	Process
2828	msedge.exe
2828	msedge.exe
4580	msedge.exe
4580	msedge.exe
1696	identity_helper.exe
1696	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe
4580	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4580 wrote to memory of 976	4580	msedge.exe	44
PID 4580 wrote to memory of 976	4580	msedge.exe	44
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 4436	4580	msedge.exe	87
PID 4580 wrote to memory of 2828	4580	msedge.exe	86
PID 4580 wrote to memory of 2828	4580	msedge.exe	86
PID 4580 wrote to memory of 1144	4580	msedge.exe	88
PID 4580 wrote to memory of 1144	4580	msedge.exe	88
PID 4580 wrote to memory of 1144	4580	msedge.exe	88
PID 4580 wrote to memory of 1144	4580	msedge.exe	88
PID 4580 wrote to memory of 1144	4580	msedge.exe	88
PID 4580 wrote to memory of 1144	4580	msedge.exe	88
PID 4580 wrote to memory of 1144	4580	msedge.exe	88
PID 4580 wrote to memory of 1144	4580	msedge.exe	88
PID 4580 wrote to memory of 1144	4580	msedge.exe	88
PID 4580 wrote to memory of 1144	4580	msedge.exe	88
PID 4580 wrote to memory of 1144	4580	msedge.exe	88
PID 4580 wrote to memory of 1144	4580	msedge.exe	88
PID 4580 wrote to memory of 1144	4580	msedge.exe	88
PID 4580 wrote to memory of 1144	4580	msedge.exe	88
PID 4580 wrote to memory of 1144	4580	msedge.exe	88
PID 4580 wrote to memory of 1144	4580	msedge.exe	88
PID 4580 wrote to memory of 1144	4580	msedge.exe	88
PID 4580 wrote to memory of 1144	4580	msedge.exe	88
PID 4580 wrote to memory of 1144	4580	msedge.exe	88
PID 4580 wrote to memory of 1144	4580	msedge.exe	88

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://pastebin.com/raw/Mr2Xw0Xz
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:4580
- 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,0x100,0x104,0xd8,0x108,0x7ffff0ff46f8,0x7ffff0ff4708,0x7ffff0ff4718
  2⤵
  PID:976
- 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=2120,10395530322632769915,15210515752887432831,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2316 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2828
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2120,10395530322632769915,15210515752887432831,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2220 /prefetch:2
  2⤵
  PID:4436
- 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=2120,10395530322632769915,15210515752887432831,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2912 /prefetch:8
  2⤵
  PID:1144
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,10395530322632769915,15210515752887432831,131072 --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:644
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,10395530322632769915,15210515752887432831,131072 --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=3312 /prefetch:1
  2⤵
  PID:3752
- 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=2120,10395530322632769915,15210515752887432831,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5272 /prefetch:8
  2⤵
  PID:1924
- 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=2120,10395530322632769915,15210515752887432831,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5272 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1696
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,10395530322632769915,15210515752887432831,131072 --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=5268 /prefetch:1
  2⤵
  PID:1336
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,10395530322632769915,15210515752887432831,131072 --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=4972 /prefetch:1
  2⤵
  PID:3308
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,10395530322632769915,15210515752887432831,131072 --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=3436 /prefetch:1
  2⤵
  PID:1828
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,10395530322632769915,15210515752887432831,131072 --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=5580 /prefetch:1
  2⤵
  PID:3096

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3396

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2524

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
152B

MD5
3bde7b7b0c0c9c66bdd8e3f712bd71eb

SHA1
266bd462e249f029df05311255a15c8f42719acc

SHA256
2ccd4a1b56206faa8f6482ce7841636e7bb2192f4cf5258d47e209953a77a01a

SHA512
5fab7a83d86d65e7c369848c5a7d375d9ad132246b57653242c7c7d960123a50257c9e8c4c9a8f22ee861fce357b018236ac877b96c03990a88de4ddb9822818

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

Filesize
152B

MD5
9cafa4c8eee7ab605ab279aafd19cc14

SHA1
e362e5d37d1a79e7b4a8642b068934e4571a55f1

SHA256
d0817f51aa2fb8c3cae18605dbfd6ec21a6ff3f953171e7ac064648ffdee1166

SHA512
eefd65ffcfb98ac8c3738eb2b3f4933d5bc5b992a1d465b8424903c8f74382ec2c95074290ddbb1001204843bfef59a32b868808a6bee4bc41ee9571515bbac6

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

Filesize
6KB

MD5
6ea8fca29acbabd4ea15b4938f412608

SHA1
0be486a93f7ff9c29c8df02ef52da7389dd0aaea

SHA256
aa229a72cb47b5542263bff015cc4679b42d5023eba298b32b9f7da009cf7829

SHA512
8d895a6e750aed38d9f67ff1b7eb53f92d5a151bbc5c9433fc35946ebf82cd2dbcfc364d3f6b2055dc0dc8aa5e3fcaf66b832b345f4fea70597ba6bd20fc39d1

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

Filesize
6KB

MD5
c2cafb89ab0e305e259dfc05eeffc452

SHA1
f53892f0aca5b5b3667afb540d9fe01bd3267b65

SHA256
4161bd020087c8e033fcd82121a5103134a67a8562d06c760103c589f607984b

SHA512
bff183281d5d05bcaba3bf9eac941227c20fcbcec07f6bd1a785ebf6fdd993a77b5f5c200cab0b108a1f123d518d69369074fcc9a1eacc664d4fc1a1dc894223

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
11KB

MD5
b0383de1972e9ddc96dfa596a0291cb3

SHA1
04d6dcd50d1d3a13bf538b35cd2ce92454c96b6b

SHA256
8243132e99e790c03e91250bcddb759ca4c3f7c16640432c9e5807402d4f77af

SHA512
a4be1eb2afef058ff936f2be5f9a01e30e9e7e4ef42496d4ec7a9b5a8d63bfb411e754390a291070313317b585a8cdcded099d62f94ac8ff96718f5797ebba52

Download Submit