hxxps://protect-us[.]mimecast[.]com/s/SEDwCmZj12U1vD0LcGqIeW?domain=howden-brokers[.]com

Analysis

max time kernel
147s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
06/10/2023, 14:28

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General

Target

https://protect-us.mimecast.com/s/SEDwCmZj12U1vD0LcGqIeW?domain=howden-brokers.com

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
1428	msedge.exe
1428	msedge.exe
1916	msedge.exe
1916	msedge.exe
1888	identity_helper.exe
1888	identity_helper.exe
5072	msedge.exe
5072	msedge.exe
5072	msedge.exe
5072	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe
1916	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1916 wrote to memory of 2864	1916	msedge.exe	82
PID 1916 wrote to memory of 2864	1916	msedge.exe	82
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 648	1916	msedge.exe	85
PID 1916 wrote to memory of 1428	1916	msedge.exe	83
PID 1916 wrote to memory of 1428	1916	msedge.exe	83
PID 1916 wrote to memory of 2300	1916	msedge.exe	84
PID 1916 wrote to memory of 2300	1916	msedge.exe	84
PID 1916 wrote to memory of 2300	1916	msedge.exe	84
PID 1916 wrote to memory of 2300	1916	msedge.exe	84
PID 1916 wrote to memory of 2300	1916	msedge.exe	84
PID 1916 wrote to memory of 2300	1916	msedge.exe	84
PID 1916 wrote to memory of 2300	1916	msedge.exe	84
PID 1916 wrote to memory of 2300	1916	msedge.exe	84
PID 1916 wrote to memory of 2300	1916	msedge.exe	84
PID 1916 wrote to memory of 2300	1916	msedge.exe	84
PID 1916 wrote to memory of 2300	1916	msedge.exe	84
PID 1916 wrote to memory of 2300	1916	msedge.exe	84
PID 1916 wrote to memory of 2300	1916	msedge.exe	84
PID 1916 wrote to memory of 2300	1916	msedge.exe	84
PID 1916 wrote to memory of 2300	1916	msedge.exe	84
PID 1916 wrote to memory of 2300	1916	msedge.exe	84
PID 1916 wrote to memory of 2300	1916	msedge.exe	84
PID 1916 wrote to memory of 2300	1916	msedge.exe	84
PID 1916 wrote to memory of 2300	1916	msedge.exe	84
PID 1916 wrote to memory of 2300	1916	msedge.exe	84

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://protect-us.mimecast.com/s/SEDwCmZj12U1vD0LcGqIeW?domain=howden-brokers.com
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:1916
- 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,0x100,0x104,0xd8,0x108,0x7fffd25e46f8,0x7fffd25e4708,0x7fffd25e4718
  2⤵
  PID:2864
- 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=2212,3463828922680694600,6030974270971434120,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2344 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1428
- 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=2212,3463828922680694600,6030974270971434120,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2704 /prefetch:8
  2⤵
  PID:2300
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2212,3463828922680694600,6030974270971434120,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2256 /prefetch:2
  2⤵
  PID:648
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2212,3463828922680694600,6030974270971434120,131072 --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=3496 /prefetch:1
  2⤵
  PID:4480
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2212,3463828922680694600,6030974270971434120,131072 --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=3336 /prefetch:1
  2⤵
  PID:5064
- 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=2212,3463828922680694600,6030974270971434120,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5196 /prefetch:8
  2⤵
  PID:2060
- 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=2212,3463828922680694600,6030974270971434120,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5196 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1888
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2212,3463828922680694600,6030974270971434120,131072 --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=5424 /prefetch:1
  2⤵
  PID:4896
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2212,3463828922680694600,6030974270971434120,131072 --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=5616 /prefetch:1
  2⤵
  PID:908
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2212,3463828922680694600,6030974270971434120,131072 --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=5472 /prefetch:1
  2⤵
  PID:4112
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2212,3463828922680694600,6030974270971434120,131072 --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=5296 /prefetch:1
  2⤵
  PID:1868
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2212,3463828922680694600,6030974270971434120,131072 --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=4440 /prefetch:1
  2⤵
  PID:4704
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2212,3463828922680694600,6030974270971434120,131072 --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=1048 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:5072

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4736

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4108

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
4d25fc6e43a16159ebfd161f28e16ef7

SHA1
49941a4bc3ed1ef90c7bcf1a8f0731c6a68facb4

SHA256
cee74fad9d775323a5843d9e55c770314e8b58ec08653c7b2ce8e8049df42bb5

SHA512
ea598fb8bfe15c777daeb025da98674fe8652f7341e5d150d188c46744fce11c4d20d1686d185039c5025c9a4252d1585686b1c3a4df4252e69675aaf37edfc1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

Filesize
111B

MD5
285252a2f6327d41eab203dc2f402c67

SHA1
acedb7ba5fbc3ce914a8bf386a6f72ca7baa33c6

SHA256
5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026

SHA512
11ce7cb484fee66894e63c31db0d6b7ef66ad0327d4e7e2eb85f3bcc2e836a3a522c68d681e84542e471e54f765e091efe1ee4065641b0299b15613eb32dcc0d

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

Filesize
5KB

MD5
aa784d82d10c5646aaccbe4315c97932

SHA1
663171be961e6c8cce7399e95669295afe06f246

SHA256
a096001d25b7f3a6e729dc48b6bf40583a89b9232590e0776b0fa92653faab95

SHA512
c3019ffacdcf788652d4ca5b99255f039ddcfb4b5a05c29f84943776597d6b4a631b787d1ccff211af76e0b14e52727cd9d896c14c5986a67249e2b3f926798c

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

Filesize
5KB

MD5
8445a99e425ad27e304303923cec8734

SHA1
13755f7105741a9d9d6c7dcf6c76e434f6565e0b

SHA256
81c2c368d5d693a4b994fcabef2fbd29145e25f5d0a77b6d5e78a25f6406b6ff

SHA512
330444544a790a074f03e7529df4228f4ea203013ef5f227f51e2a8ea72356ac2e66d9e97bb299291ae0e30f3c67bfa07fec210b60a557fc2f144fdf2883e09b

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

Filesize
6KB

MD5
b13ab752c366650271f756dffc36e7ed

SHA1
d9271eff4eda1e8a637c7c386551c927632ff16d

SHA256
772e30afe677359634d68cce3c9e58f0d7aef8dd9c880209a9a69bd00aa371f4

SHA512
ca5f4bfaebcda3167c7046ebe0f39c0b0771ac0714bb5dd6ed52d015806df2a414b27bbf33dd1adc1789587ef1f9a2f994853a20ee3626f47d8bcbff4d4b876a

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

Filesize
24KB

MD5
d555d038867542dfb2fb0575a0d3174e

SHA1
1a5868d6df0b5de26cf3fc7310b628ce0a3726f0

SHA256
044cac379dddf0c21b8e7ee4079d21c67e28795d14e678dbf3e35900f25a1e2e

SHA512
d8220966fe6c3ae4499bc95ab3aead087a3dd915853320648849d2fc123a4acd157b7dba64af0108802522575a822651ecc005523c731423d9131ee679c2712f

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
3e8e822b919a67df30821090362d0036

SHA1
3f25ff0949edf4200cf4cdd37461b519a7f5143b

SHA256
92fa04762819277d476a3106cd251726bf6b2fa788996a5bcf89dc943908b2dc

SHA512
35f8721024bfb168230dff8368b49be767d5fe814f0e2eb22aecd319e322eae672f668de8a2b54b236a2faba12fe814e47c9204ab06614136558ca131267a6ea

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

Filesize
10KB

MD5
905925cd3205f04647492f9c5f9ac2df

SHA1
70065c3156073b68b1526c6bca240091d2d99094

SHA256
23c49aa0b36a7a8c50fba2cc5c5a2268c0c680eebcaae35e6087d0c37f484018

SHA512
46a47477d3aa6e74c40789034231fcf1a1c9d7cc5d6a5dcd44f2847c036b588087421b41045dc7711a77559824ebdf24f1d48d7f0a7cd5ab6c840fd03ebbee02

Download Submit