4cdeb2eae1cec1ab07077142313c524e9cf360cdec63497538c4405c2d8ded62

Analysis

max time kernel
145s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-01-2025 02:20

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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 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
1484	msedge.exe
1484	msedge.exe
1980	msedge.exe
1980	msedge.exe
4324	identity_helper.exe
4324	identity_helper.exe
1088	msedge.exe
1088	msedge.exe
1088	msedge.exe
1088	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1980 wrote to memory of 3396	1980	msedge.exe	82
PID 1980 wrote to memory of 3396	1980	msedge.exe	82
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 2884	1980	msedge.exe	83
PID 1980 wrote to memory of 1484	1980	msedge.exe	84
PID 1980 wrote to memory of 1484	1980	msedge.exe	84
PID 1980 wrote to memory of 1320	1980	msedge.exe	85
PID 1980 wrote to memory of 1320	1980	msedge.exe	85
PID 1980 wrote to memory of 1320	1980	msedge.exe	85
PID 1980 wrote to memory of 1320	1980	msedge.exe	85
PID 1980 wrote to memory of 1320	1980	msedge.exe	85
PID 1980 wrote to memory of 1320	1980	msedge.exe	85
PID 1980 wrote to memory of 1320	1980	msedge.exe	85
PID 1980 wrote to memory of 1320	1980	msedge.exe	85
PID 1980 wrote to memory of 1320	1980	msedge.exe	85
PID 1980 wrote to memory of 1320	1980	msedge.exe	85
PID 1980 wrote to memory of 1320	1980	msedge.exe	85
PID 1980 wrote to memory of 1320	1980	msedge.exe	85
PID 1980 wrote to memory of 1320	1980	msedge.exe	85
PID 1980 wrote to memory of 1320	1980	msedge.exe	85
PID 1980 wrote to memory of 1320	1980	msedge.exe	85
PID 1980 wrote to memory of 1320	1980	msedge.exe	85
PID 1980 wrote to memory of 1320	1980	msedge.exe	85
PID 1980 wrote to memory of 1320	1980	msedge.exe	85
PID 1980 wrote to memory of 1320	1980	msedge.exe	85
PID 1980 wrote to memory of 1320	1980	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:1980
- 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,0x100,0x104,0xd8,0x108,0x7ffda8d446f8,0x7ffda8d44708,0x7ffda8d44718
  2⤵
  PID:3396
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2112,16564615708718631710,6432329991982491663,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2176 /prefetch:2
  2⤵
  PID:2884
- 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=2112,16564615708718631710,6432329991982491663,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2228 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1484
- 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=2112,16564615708718631710,6432329991982491663,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2924 /prefetch:8
  2⤵
  PID:1320
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,16564615708718631710,6432329991982491663,131072 --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=3268 /prefetch:1
  2⤵
  PID:1000
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,16564615708718631710,6432329991982491663,131072 --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=3292 /prefetch:1
  2⤵
  PID:1808
- 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=2112,16564615708718631710,6432329991982491663,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4988 /prefetch:8
  2⤵
  PID:3728
- 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=2112,16564615708718631710,6432329991982491663,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4988 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4324
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,16564615708718631710,6432329991982491663,131072 --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=5084 /prefetch:1
  2⤵
  PID:2432
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,16564615708718631710,6432329991982491663,131072 --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=5100 /prefetch:1
  2⤵
  PID:4152
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,16564615708718631710,6432329991982491663,131072 --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=5560 /prefetch:1
  2⤵
  PID:4536
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,16564615708718631710,6432329991982491663,131072 --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=5600 /prefetch:1
  2⤵
  PID:3428
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2112,16564615708718631710,6432329991982491663,131072 --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=2256 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1088

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1228

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1968

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
fab8d8d865e33fe195732aa7dcb91c30

SHA1
2637e832f38acc70af3e511f5eba80fbd7461f2c

SHA256
1b034ffe38e534e2b7a21be7c1f207ff84a1d5f3893207d0b4bb1a509b4185ea

SHA512
39a3d43ef7e28fea2cb247a5d09576a4904a43680db8c32139f22a03d80f6ede98708a2452f3f82232b868501340f79c0b3f810f597bcaf5267c3ccfb1704b43

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

Filesize
152B

MD5
36988ca14952e1848e81a959880ea217

SHA1
a0482ef725657760502c2d1a5abe0bb37aebaadb

SHA256
d7e96088b37cec1bde202ae8ec2d2f3c3aafc368b6ebd91b3e2985846facf2e6

SHA512
d04b2f5afec92eb3d9f9cdc148a3eddd1b615e0dfb270566a7969576f50881d1f8572bccb8b9fd7993724bdfe36fc7633a33381d43e0b96c4e9bbd53fc010173

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

Filesize
5KB

MD5
52a82838327d76ed8e6f01bdf2979741

SHA1
7715bf9cbe5476f30e43ccfe6439523c7b67aab1

SHA256
2cda2a6936c6cd435353a35420a1a1af80443c4477b97f760757a3b885eb26d5

SHA512
cc74133ef0daefc69fac204fb4e5eabb7fdb138025d718edc1e1524a74a38864ac53dd388b9817b145f467f29632ca6067d96d434c233914983b0e3a5fbd2cc4

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

Filesize
6KB

MD5
aea6d701f5e559b1c7a94b0b55fdc882

SHA1
45f5857a2c9790fe69859cea91b6ce04380cfd2c

SHA256
f9a78422ec5beb74de137d84296ab610f89ee74251111c11205a43af8ff5edf7

SHA512
ff70289b313c212ef8534b3ad3b64f653e4a08821a016b3ec31d572f90b8282cc791d07736d2f36c834ed667280630ff55b94925007253a987d35190f0d67b87

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
0e7cd56da97575a6e39a8af45a44df3c

SHA1
a0eef2b6ff92f1002214102e9bbdf51b3b569757

SHA256
17918bc676843f150d379c7aca2c5cb12820e2bb68cd89f2ad35c17bb7295b0a

SHA512
66e239705f37b4db55b31ab3a5da8b471b89da10d9cc4e1a9556f3993d349e5d079c54a75d8257d5477f5156b55b7389f2c6fa473f7e21a24588e2001f099fff

Download Submit