4cdeb2eae1cec1ab07077142313c524e9cf360cdec63497538c4405c2d8ded62

Analysis

max time kernel
146s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05-01-2025 21:14

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General

Target

Quasar v1.4.1/3rdPartyLicenses/BouncyCastle_license.html
Size

1KB
MD5

bf8d5a737e70dd3493a475b8672f14df
SHA1

01d35be1b65293f7ca43ee1045424599923ab54a
SHA256

6b73c0a42d138d1f05b527c7b936e79af9f44a55d52e35f912da15c0dea43d30
SHA512

ecc23ef88b80944ed135233118db167bf5dc161b0392af25ae846010f9993673bbdb62f88bf6de24dc060a48a0cfe96be261d30f5dac2705ed0f01d987fe24b8

Score

3^/10

discovery

Malware Config

Signatures

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	msedge.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
1368	msedge.exe
1368	msedge.exe
3220	msedge.exe
3220	msedge.exe
2512	identity_helper.exe
2512	identity_helper.exe
2108	msedge.exe
2108	msedge.exe
2108	msedge.exe
2108	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe
3220	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3220 wrote to memory of 2436	3220	msedge.exe	82
PID 3220 wrote to memory of 2436	3220	msedge.exe	82
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 2072	3220	msedge.exe	83
PID 3220 wrote to memory of 1368	3220	msedge.exe	84
PID 3220 wrote to memory of 1368	3220	msedge.exe	84
PID 3220 wrote to memory of 1536	3220	msedge.exe	85
PID 3220 wrote to memory of 1536	3220	msedge.exe	85
PID 3220 wrote to memory of 1536	3220	msedge.exe	85
PID 3220 wrote to memory of 1536	3220	msedge.exe	85
PID 3220 wrote to memory of 1536	3220	msedge.exe	85
PID 3220 wrote to memory of 1536	3220	msedge.exe	85
PID 3220 wrote to memory of 1536	3220	msedge.exe	85
PID 3220 wrote to memory of 1536	3220	msedge.exe	85
PID 3220 wrote to memory of 1536	3220	msedge.exe	85
PID 3220 wrote to memory of 1536	3220	msedge.exe	85
PID 3220 wrote to memory of 1536	3220	msedge.exe	85
PID 3220 wrote to memory of 1536	3220	msedge.exe	85
PID 3220 wrote to memory of 1536	3220	msedge.exe	85
PID 3220 wrote to memory of 1536	3220	msedge.exe	85
PID 3220 wrote to memory of 1536	3220	msedge.exe	85
PID 3220 wrote to memory of 1536	3220	msedge.exe	85
PID 3220 wrote to memory of 1536	3220	msedge.exe	85
PID 3220 wrote to memory of 1536	3220	msedge.exe	85
PID 3220 wrote to memory of 1536	3220	msedge.exe	85
PID 3220 wrote to memory of 1536	3220	msedge.exe	85

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --start-maximized --single-argument C:\Users\Admin\AppData\Local\Temp\Quasar v1.4.1\3rdPartyLicenses\BouncyCastle_license.html
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:3220
- 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=0x108,0x10c,0x110,0xd8,0x114,0x7ffc36c046f8,0x7ffc36c04708,0x7ffc36c04718
  2⤵
  PID:2436
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2016,5848566878036361614,3488853869357471573,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2040 /prefetch:2
  2⤵
  PID:2072
- 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=2016,5848566878036361614,3488853869357471573,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2116 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1368
- 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=2016,5848566878036361614,3488853869357471573,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2784 /prefetch:8
  2⤵
  PID:1536
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2016,5848566878036361614,3488853869357471573,131072 --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=3280 /prefetch:1
  2⤵
  PID:3636
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2016,5848566878036361614,3488853869357471573,131072 --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=3304 /prefetch:1
  2⤵
  PID:3412
- 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=2016,5848566878036361614,3488853869357471573,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4976 /prefetch:8
  2⤵
  PID:4196
- 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=2016,5848566878036361614,3488853869357471573,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4976 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2512
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2016,5848566878036361614,3488853869357471573,131072 --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=5076 /prefetch:1
  2⤵
  PID:2376
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2016,5848566878036361614,3488853869357471573,131072 --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=5176 /prefetch:1
  2⤵
  PID:4404
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2016,5848566878036361614,3488853869357471573,131072 --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=5364 /prefetch:1
  2⤵
  PID:4356
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2016,5848566878036361614,3488853869357471573,131072 --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=5316 /prefetch:1
  2⤵
  PID:4700
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2016,5848566878036361614,3488853869357471573,131072 --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=2436 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2108

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1676

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3068

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
b8880802fc2bb880a7a869faa01315b0

SHA1
51d1a3fa2c272f094515675d82150bfce08ee8d3

SHA256
467b8cd4aacac66557712f9843023dcedefcc26efc746f3e44157bc8dac73812

SHA512
e1c6dba2579357ba70de58968b167d2c529534d24bff70568144270c48ac18a48ee2af2d58d78ae741e5a36958fa78a57955bd2456f1df00b781fc1002e123d2

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

Filesize
152B

MD5
ba6ef346187b40694d493da98d5da979

SHA1
643c15bec043f8673943885199bb06cd1652ee37

SHA256
d86eec91f295dfda8ed1c5fa99de426f2fe359282c7ebf67e3a40be739475d73

SHA512
2e6cc97330be8868d4b9c53be7e12c558f6eb1ac2c4080a611ba6c43561d0c5bb4791b8a11a8c2371599f0ba73ed1d9a7a2ea6dee2ae6a080f1912e0cb1f656c

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

Filesize
6KB

MD5
500d5283cd656cad1e6654ce955da009

SHA1
4cd3ca43ec39516adf3eceabea48693e2f0b3a39

SHA256
5f5db0aa967905572cb9097a599fb47caccbba1d6ea48cf0c36ad80af24460a3

SHA512
8bf191d72d6f9b7790316bb4e8f6e795e2d3cd11a8ccf780784122e4ece9743964443f83ef00f727da317d611dcd9e2983fd6da59fdfbf7e6845335bbfc7f32f

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

Filesize
5KB

MD5
22645f82b455fa0f8814c0e7d8ca2763

SHA1
1cf70efccf3c58de93ad7eecb15184c0249e6ce3

SHA256
05d0cbe9501e3d876e7b642174afa3e47792701ef60bcc3aad31577ece4419b5

SHA512
54dcf2f0503a9ce8dc1b0bd60a45ce322166fa87c93911c4ec94b6c25ec88ab70d294c8cb34a1f993a30ef5b8e53d71b741041a87dde28da4cfc872af422de54

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
7f3a0b441b5879f8376a666c7abe2170

SHA1
2e9ecb7e7e3eb44a0a91e7fa06b79ffa168c3a6e

SHA256
e300836efafff7c9bb2842218af5c77a15a42dbaf27494be9863489ef8b53004

SHA512
1d20fb7aef37396a6525868ad1453ce028ac7647f8de3d984ededa8a7ef6d98186d2f8208f6d2154438eabd6e0aeb158e2f7cdcd9c51390c306a948bc570a905

Download Submit