4cdeb2eae1cec1ab07077142313c524e9cf360cdec63497538c4405c2d8ded62

Analysis

max time kernel
145s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-12-2024 21:05

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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
3528	msedge.exe
3528	msedge.exe
2936	msedge.exe
2936	msedge.exe
1792	identity_helper.exe
1792	identity_helper.exe
860	msedge.exe
860	msedge.exe
860	msedge.exe
860	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe
2936	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2936 wrote to memory of 3884	2936	msedge.exe	82
PID 2936 wrote to memory of 3884	2936	msedge.exe	82
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 4232	2936	msedge.exe	83
PID 2936 wrote to memory of 3528	2936	msedge.exe	84
PID 2936 wrote to memory of 3528	2936	msedge.exe	84
PID 2936 wrote to memory of 2824	2936	msedge.exe	85
PID 2936 wrote to memory of 2824	2936	msedge.exe	85
PID 2936 wrote to memory of 2824	2936	msedge.exe	85
PID 2936 wrote to memory of 2824	2936	msedge.exe	85
PID 2936 wrote to memory of 2824	2936	msedge.exe	85
PID 2936 wrote to memory of 2824	2936	msedge.exe	85
PID 2936 wrote to memory of 2824	2936	msedge.exe	85
PID 2936 wrote to memory of 2824	2936	msedge.exe	85
PID 2936 wrote to memory of 2824	2936	msedge.exe	85
PID 2936 wrote to memory of 2824	2936	msedge.exe	85
PID 2936 wrote to memory of 2824	2936	msedge.exe	85
PID 2936 wrote to memory of 2824	2936	msedge.exe	85
PID 2936 wrote to memory of 2824	2936	msedge.exe	85
PID 2936 wrote to memory of 2824	2936	msedge.exe	85
PID 2936 wrote to memory of 2824	2936	msedge.exe	85
PID 2936 wrote to memory of 2824	2936	msedge.exe	85
PID 2936 wrote to memory of 2824	2936	msedge.exe	85
PID 2936 wrote to memory of 2824	2936	msedge.exe	85
PID 2936 wrote to memory of 2824	2936	msedge.exe	85
PID 2936 wrote to memory of 2824	2936	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:2936
- 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,0x100,0x104,0xd8,0x108,0x7ffdce0346f8,0x7ffdce034708,0x7ffdce034718
  2⤵
  PID:3884
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2132,1685433043186400891,15998152768608964701,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2156 /prefetch:2
  2⤵
  PID:4232
- 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=2132,1685433043186400891,15998152768608964701,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2212 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3528
- 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=2132,1685433043186400891,15998152768608964701,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2848 /prefetch:8
  2⤵
  PID:2824
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,1685433043186400891,15998152768608964701,131072 --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=3284 /prefetch:1
  2⤵
  PID:3484
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,1685433043186400891,15998152768608964701,131072 --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=3312 /prefetch:1
  2⤵
  PID:2868
- 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=2132,1685433043186400891,15998152768608964701,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4940 /prefetch:8
  2⤵
  PID:2848
- 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=2132,1685433043186400891,15998152768608964701,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4940 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1792
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,1685433043186400891,15998152768608964701,131072 --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=5044 /prefetch:1
  2⤵
  PID:2292
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,1685433043186400891,15998152768608964701,131072 --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=5008 /prefetch:1
  2⤵
  PID:3956
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,1685433043186400891,15998152768608964701,131072 --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=5460 /prefetch:1
  2⤵
  PID:1964
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,1685433043186400891,15998152768608964701,131072 --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=3428 /prefetch:1
  2⤵
  PID:3536
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2132,1685433043186400891,15998152768608964701,131072 --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=1816 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:860

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4836

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3684

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
6960857d16aadfa79d36df8ebbf0e423

SHA1
e1db43bd478274366621a8c6497e270d46c6ed4f

SHA256
f40b812ce44e391423eb66602ac0af138a1e948aa8c4116045fef671ef21cd32

SHA512
6deb2a63055a643759dd0ae125fb2f68ec04a443dbf8b066a812b42352bbcfa4517382ed0910c190c986a864559c3453c772e153ee2e9432fb2de2e1e49ca7fe

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

Filesize
152B

MD5
f426165d1e5f7df1b7a3758c306cd4ae

SHA1
59ef728fbbb5c4197600f61daec48556fec651c1

SHA256
b68dfc21866d0abe5c75d70acc54670421fa9b26baf98af852768676a901b841

SHA512
8d437fcb85acb0705bf080141e7a021740901248985a76299ea8c43e46ad78fb88c738322cf302f6a550caa5e79d85b36827e9b329b1094521b17cf638c015b6

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

Filesize
6KB

MD5
0420452f07c9e19c431f485f09f02f5d

SHA1
f3e820c1f1d91764e5f2a159328618ec3033c440

SHA256
78a417b554ffaad5229e5551ed58b23428b94aa3d9e63350ca54ea848ed26fde

SHA512
d31a28d365d460816532dc79bec095e1944a2de35ddc2be28154f24c97d590c3fdb210a860bb92275198fa71d93e617f04fef6df1d7b319975b672ffaf243fd4

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\Default\dc893f0b-11dc-4fef-b4b4-0bd98556ebf5.tmp

Filesize
5KB

MD5
13dc936904a9e3598ca36340e3d65c95

SHA1
dc54adddcaa9310d510962fa7a9959d56d7106c8

SHA256
f34ad13f11eb2acec9da207719ddc58939c11be0f1df3f7f7253e581d2463728

SHA512
1b59afa7b7512f43822f95da6aab9354544719c9dedec0e4269fbb8ddee4afd146825c34870b4029c93e86debf8c0a4de085d35ea4457a1a6e0c17965eda9af5

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

Filesize
10KB

MD5
fcb23f314921df81a60c6419be8add08

SHA1
2fdc46aba250498456b50aa3ff7a4819c97a3ac1

SHA256
07488041af808a17530835c5142ea2f60c8eef12c26ce88a6c75a5297b2f0c6d

SHA512
63b148a626faafcfdcb1c568a18b8b30df669dbceb6b8bc52c153ecb27472925984eea4a7d8562d95c9c3e9971415cdac0a8bb84ebeefcf87ccd770e27a26ce0

Download Submit