hxxps://136[.]0[.]77[.]2/s/jvktcsf5ypoak5aucs6fn6noqgga/crowdstrikesupport/update[.]zip?download=1

Analysis

max time kernel
145s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
22/07/2024, 23:31

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General

Target

https://136.0.77.2/s/jvktcsf5ypoak5aucs6fn6noqgga/crowdstrikesupport/update.zip?download=1

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 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 10 IoCs

pid	Process
4040	msedge.exe
4040	msedge.exe
1908	msedge.exe
1908	msedge.exe
1048	identity_helper.exe
1048	identity_helper.exe
2732	msedge.exe
2732	msedge.exe
2732	msedge.exe
2732	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe
1908	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1908 wrote to memory of 640	1908	msedge.exe	84
PID 1908 wrote to memory of 640	1908	msedge.exe	84
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 3316	1908	msedge.exe	85
PID 1908 wrote to memory of 4040	1908	msedge.exe	86
PID 1908 wrote to memory of 4040	1908	msedge.exe	86
PID 1908 wrote to memory of 3464	1908	msedge.exe	87
PID 1908 wrote to memory of 3464	1908	msedge.exe	87
PID 1908 wrote to memory of 3464	1908	msedge.exe	87
PID 1908 wrote to memory of 3464	1908	msedge.exe	87
PID 1908 wrote to memory of 3464	1908	msedge.exe	87
PID 1908 wrote to memory of 3464	1908	msedge.exe	87
PID 1908 wrote to memory of 3464	1908	msedge.exe	87
PID 1908 wrote to memory of 3464	1908	msedge.exe	87
PID 1908 wrote to memory of 3464	1908	msedge.exe	87
PID 1908 wrote to memory of 3464	1908	msedge.exe	87
PID 1908 wrote to memory of 3464	1908	msedge.exe	87
PID 1908 wrote to memory of 3464	1908	msedge.exe	87
PID 1908 wrote to memory of 3464	1908	msedge.exe	87
PID 1908 wrote to memory of 3464	1908	msedge.exe	87
PID 1908 wrote to memory of 3464	1908	msedge.exe	87
PID 1908 wrote to memory of 3464	1908	msedge.exe	87
PID 1908 wrote to memory of 3464	1908	msedge.exe	87
PID 1908 wrote to memory of 3464	1908	msedge.exe	87
PID 1908 wrote to memory of 3464	1908	msedge.exe	87
PID 1908 wrote to memory of 3464	1908	msedge.exe	87

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://136.0.77.2/s/jvktcsf5ypoak5aucs6fn6noqgga/crowdstrikesupport/update.zip?download=1
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:1908
- 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,0x100,0x104,0xd8,0x108,0x7ffc6f6e46f8,0x7ffc6f6e4708,0x7ffc6f6e4718
  2⤵
  PID:640
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2104,758519567013716698,9934881132795789606,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2120 /prefetch:2
  2⤵
  PID:3316
- 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=2104,758519567013716698,9934881132795789606,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2248 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4040
- 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=2104,758519567013716698,9934881132795789606,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2916 /prefetch:8
  2⤵
  PID:3464
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,758519567013716698,9934881132795789606,131072 --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=3288 /prefetch:1
  2⤵
  PID:3700
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,758519567013716698,9934881132795789606,131072 --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=3308 /prefetch:1
  2⤵
  PID:2612
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,758519567013716698,9934881132795789606,131072 --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=4648 /prefetch:1
  2⤵
  PID:4968
- 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=2104,758519567013716698,9934881132795789606,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5332 /prefetch:8
  2⤵
  PID:2200
- 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=2104,758519567013716698,9934881132795789606,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5332 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1048
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,758519567013716698,9934881132795789606,131072 --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=5084 /prefetch:1
  2⤵
  PID:4616
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,758519567013716698,9934881132795789606,131072 --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=4808 /prefetch:1
  2⤵
  PID:2624
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,758519567013716698,9934881132795789606,131072 --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=5572 /prefetch:1
  2⤵
  PID:2480
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2104,758519567013716698,9934881132795789606,131072 --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=1692 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2732

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2624

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5084

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
c00b0d6e0f836dfa596c6df9d3b2f8f2

SHA1
69ad27d9b4502630728f98917f67307e9dd12a30

SHA256
578481cd359c669455e24983b13723c25584f58925b47283cb580019ef3142b1

SHA512
0e098ab5f5772fec17880e228a0dccbbaa06dc1af14e0fd827f361599c61899fe07d612a7f7b049ff6661d27fdc495566dd20fc28ceed022b87c212bf00be5da

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

Filesize
152B

MD5
54f1b76300ce15e44e5cc1a3947f5ca9

SHA1
c978bfaa6ec6dae05464c6426eaa6cb3c3e2f3b7

SHA256
43dec5d87b7ee892a3d99cb61f772ba403882ac0772423f36034e84244c1ca24

SHA512
ac26e5676c675be329eb62b5d5a36a0e6014ab8a6366684b0fc2a59ae5f061f596f462b82eb4e9f135d2235a0cbd4af96680d234eecc873a8397fd81507d277a

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

Filesize
6KB

MD5
11a7f1cd33886d38ed0af7bb24ec8332

SHA1
655067b64d9e43a9fa3612372ef88c78d572020e

SHA256
0b88ce073add0d855877f9a5db7a722d7d3d7f4a3e27511277fea54dcbef0786

SHA512
b7752bdbaf33d49f8e1451cc4dd716902b84904e6ef9c88ead80420a5e5308dc1d530d54146c24aae1cca7dc1e37465727c8cce0d3156d699cec1bdc2c40427a

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

Filesize
5KB

MD5
9e64d68bb72914700675fa018559e425

SHA1
a85d07e391bbad05bb1d22be679ab0d8b99bd821

SHA256
246e6841fa10069473bb8c131a21214b3a3386f9b757599c3da335680e6f8f67

SHA512
b31b438bd7b6f93def0a650007eab35d838ad51956fa050131916ec84d27beb0903eca5899bc5a604d3e7eaa81b30973522e9525edf3d782ef74ee7457811019

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
75a16f6d8518fe8c8d249bc266d4d0f8

SHA1
b91e2eb544f21a009a01144ae83e314cc2651f24

SHA256
522fda840d94a34db93bfc890ef0309769a103e134a51d546f71549935209a99

SHA512
697f00717033ffd4159460b64d91fb0dde63e8633384a40b410d99fc9f8f15d3610f01952d2c2b16b1214439cb8cdddb1e45ec53ac8c76ed9f34e51ccc5adb2f

Download Submit