hxxp://d11chud75j16f7[.]cloudfront[.]net/hrdbuntu2-az/initrd

Analysis

max time kernel
145s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
28/05/2024, 21:21

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General

Target

http://d11chud75j16f7.cloudfront.net/hrdbuntu2-az/initrd

Score

1^/10

Malware Config

Signatures

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 10 IoCs

pid	Process
3168	msedge.exe
3168	msedge.exe
4624	msedge.exe
4624	msedge.exe
5112	identity_helper.exe
5112	identity_helper.exe
4908	msedge.exe
4908	msedge.exe
4908	msedge.exe
4908	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe
4624	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4624 wrote to memory of 2548	4624	msedge.exe	83
PID 4624 wrote to memory of 2548	4624	msedge.exe	83
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3788	4624	msedge.exe	84
PID 4624 wrote to memory of 3168	4624	msedge.exe	85
PID 4624 wrote to memory of 3168	4624	msedge.exe	85
PID 4624 wrote to memory of 4720	4624	msedge.exe	86
PID 4624 wrote to memory of 4720	4624	msedge.exe	86
PID 4624 wrote to memory of 4720	4624	msedge.exe	86
PID 4624 wrote to memory of 4720	4624	msedge.exe	86
PID 4624 wrote to memory of 4720	4624	msedge.exe	86
PID 4624 wrote to memory of 4720	4624	msedge.exe	86
PID 4624 wrote to memory of 4720	4624	msedge.exe	86
PID 4624 wrote to memory of 4720	4624	msedge.exe	86
PID 4624 wrote to memory of 4720	4624	msedge.exe	86
PID 4624 wrote to memory of 4720	4624	msedge.exe	86
PID 4624 wrote to memory of 4720	4624	msedge.exe	86
PID 4624 wrote to memory of 4720	4624	msedge.exe	86
PID 4624 wrote to memory of 4720	4624	msedge.exe	86
PID 4624 wrote to memory of 4720	4624	msedge.exe	86
PID 4624 wrote to memory of 4720	4624	msedge.exe	86
PID 4624 wrote to memory of 4720	4624	msedge.exe	86
PID 4624 wrote to memory of 4720	4624	msedge.exe	86
PID 4624 wrote to memory of 4720	4624	msedge.exe	86
PID 4624 wrote to memory of 4720	4624	msedge.exe	86
PID 4624 wrote to memory of 4720	4624	msedge.exe	86

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://d11chud75j16f7.cloudfront.net/hrdbuntu2-az/initrd
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:4624
- 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,0x100,0x104,0xd8,0x108,0x7ffd179146f8,0x7ffd17914708,0x7ffd17914718
  2⤵
  PID:2548
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2076,17177041234735681449,13501125465435227144,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2112 /prefetch:2
  2⤵
  PID:3788
- 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=2076,17177041234735681449,13501125465435227144,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2340 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3168
- 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=2076,17177041234735681449,13501125465435227144,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2684 /prefetch:8
  2⤵
  PID:4720
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2076,17177041234735681449,13501125465435227144,131072 --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=3188 /prefetch:1
  2⤵
  PID:3024
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2076,17177041234735681449,13501125465435227144,131072 --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=3204 /prefetch:1
  2⤵
  PID:4820
- 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=2076,17177041234735681449,13501125465435227144,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5236 /prefetch:8
  2⤵
  PID:2280
- 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=2076,17177041234735681449,13501125465435227144,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5236 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  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=2076,17177041234735681449,13501125465435227144,131072 --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=4816 /prefetch:1
  2⤵
  PID:4516
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2076,17177041234735681449,13501125465435227144,131072 --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=4776 /prefetch:1
  2⤵
  PID:4460
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2076,17177041234735681449,13501125465435227144,131072 --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=5436 /prefetch:1
  2⤵
  PID:2728
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2076,17177041234735681449,13501125465435227144,131072 --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=5512 /prefetch:1
  2⤵
  PID:60
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2076,17177041234735681449,13501125465435227144,131072 --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=1776 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4908

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5112

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3552

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

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
152B

MD5
f61fa5143fe872d1d8f1e9f8dc6544f9

SHA1
df44bab94d7388fb38c63085ec4db80cfc5eb009

SHA256
284a24b5b40860240db00ef3ae6a33c9fa8349ab5490a634e27b2c6e9a191c64

SHA512
971000784a6518bb39c5cf043292c7ab659162275470f5f6b632ea91a6bcae83bc80517ceb983dd5abfe8fb4e157344cb65c27e609a879eec00b33c5fad563a6

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

Filesize
152B

MD5
87f7abeb82600e1e640b843ad50fe0a1

SHA1
045bbada3f23fc59941bf7d0210fb160cb78ae87

SHA256
b35d6906050d90a81d23646f86c20a8f5d42f058ffc6436fb0a2b8bd71ee1262

SHA512
ea8e7f24ab823ad710ce079c86c40aa957353a00d2775732c23e31be88a10d212e974c4691279aa86016c4660f5795febf739a15207833df6ed964a9ed99d618

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

Filesize
6KB

MD5
e4d223a613fcb1b92db66422984f1cef

SHA1
7e436aecc0d1e3cd66c8cf5677cc0f23ae414d51

SHA256
ef6178787a100c819e705035e959fc52c6a042ad7e7f90b1ff1c8af28d12213c

SHA512
d811d55d142b33439401431f0e4ad273cf827745549ecb3b25c7d8921b5713c0e0a48dfdafae844fb78f1236face250b58bc55a4eef4dfb85447ac025f915fa4

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

Filesize
5KB

MD5
69d64352211ef49b0357795013eb2cc8

SHA1
6a37ef1875683c109da196549785700eddfc6316

SHA256
25d2c00fdc1ca7ec86152cab7fc20b6703ea0deb023fd924b9edb0491ff45aed

SHA512
ab5ee4ecc706ad13c8a9246d9ef5e6178ef6a91ab5babee5de936d961c8a157ce41483381f4b78b53192f118e45219e9a204ead37224f1966e432fd97df521d6

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
c1d69d6f1cb1f5ff05d739c428cba448

SHA1
a301e26a4a6e320b5e20a28d39917fb366cb114e

SHA256
74cecd92405605b3999f6e75aa7c69c49dc27fb8fab8402adf867696d2817969

SHA512
d004cbf9b64253f2f4297140fe514f067279906a34ba2eb3bff4e4263618554576aa3008e89882d8300847e29017867e362057715659606aec72efaa8481d6aa

Download Submit