quasar | 870ffdfaec0f76ad2bac52a5c639a34813bf44c37a2c6b52ca582b7a704bbea0

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-01-2025 13:05

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

livedata.exe
Size

3.1MB
MD5

3393507c6698a8fa7552b474820fa233
SHA1

bc8e2078156b3b87341a0045eb581ac68f605767
SHA256

870ffdfaec0f76ad2bac52a5c639a34813bf44c37a2c6b52ca582b7a704bbea0
SHA512

e28f41de1271208944f86d06b265aa0ecadc899a53e41705a1f2df06b919b58d9d3d9dc227c3ccf8568e15491ca06135b26b2e9be7968b1512533b2a177998a9
SSDEEP

49152:DvOI22SsaNYfdPBldt698dBcjHjMS8mzwYoGd8JTHHB72eh2NT:Dvj22SsaNYfdPBldt6+dBcjHjMSxs

Score

10^/10

quasar office04 discovery spyware trojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

ahmettt-36012.portmap.io:36012

Mutex

b47a15cf-f43b-4ac8-b123-ef745bc58b02

Attributes

encryption_key
DFDF5CC5F6DA9099931F989981D7F56159CE6C69
install_name
Client.exe
log_directory
Logs
reconnect_delay
3000
startup_key
Quasar Client Startup
subdirectory
SubDir

Signatures

Quasar RAT
Quasar is an open source Remote Access Tool.
trojan spyware quasar
Quasar family
quasar

Quasar payload 2 IoCs

resource	yara_rule
behavioral2/memory/1168-1-0x0000000000BB0000-0x0000000000ED4000-memory.dmp	family_quasar
behavioral2/files/0x000a000000023b72-6.dat	family_quasar

Executes dropped EXE 1 IoCs

pid	Process
1992	Client.exe

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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 6 IoCs

pid	Process
4664	msedge.exe
4664	msedge.exe
4896	msedge.exe
4896	msedge.exe
1452	identity_helper.exe
1452	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 8 IoCs

pid	Process
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1168	livedata.exe
Token: SeDebugPrivilege	1992	Client.exe

Suspicious use of FindShellTrayWindow 27 IoCs

pid	Process
1992	Client.exe
1992	Client.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe

Suspicious use of SendNotifyMessage 26 IoCs

pid	Process
1992	Client.exe
1992	Client.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1168 wrote to memory of 1992	1168	livedata.exe	84
PID 1168 wrote to memory of 1992	1168	livedata.exe	84
PID 1992 wrote to memory of 4896	1992	Client.exe	103
PID 1992 wrote to memory of 4896	1992	Client.exe	103
PID 4896 wrote to memory of 2692	4896	msedge.exe	104
PID 4896 wrote to memory of 2692	4896	msedge.exe	104
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 700	4896	msedge.exe	105
PID 4896 wrote to memory of 4664	4896	msedge.exe	106
PID 4896 wrote to memory of 4664	4896	msedge.exe	106
PID 4896 wrote to memory of 1824	4896	msedge.exe	107
PID 4896 wrote to memory of 1824	4896	msedge.exe	107
PID 4896 wrote to memory of 1824	4896	msedge.exe	107
PID 4896 wrote to memory of 1824	4896	msedge.exe	107
PID 4896 wrote to memory of 1824	4896	msedge.exe	107
PID 4896 wrote to memory of 1824	4896	msedge.exe	107
PID 4896 wrote to memory of 1824	4896	msedge.exe	107
PID 4896 wrote to memory of 1824	4896	msedge.exe	107
PID 4896 wrote to memory of 1824	4896	msedge.exe	107
PID 4896 wrote to memory of 1824	4896	msedge.exe	107
PID 4896 wrote to memory of 1824	4896	msedge.exe	107
PID 4896 wrote to memory of 1824	4896	msedge.exe	107
PID 4896 wrote to memory of 1824	4896	msedge.exe	107
PID 4896 wrote to memory of 1824	4896	msedge.exe	107
PID 4896 wrote to memory of 1824	4896	msedge.exe	107
PID 4896 wrote to memory of 1824	4896	msedge.exe	107

C:\Users\Admin\AppData\Local\Temp\livedata.exe
"C:\Users\Admin\AppData\Local\Temp\livedata.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1168
- C:\Users\Admin\AppData\Roaming\SubDir\Client.exe
  "C:\Users\Admin\AppData\Roaming\SubDir\Client.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:1992
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://pornhub.com/
    3⤵
    - Enumerates system info in registry
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    - Suspicious use of WriteProcessMemory
    PID:4896
  - - 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=0x10c,0x110,0x114,0xe8,0x118,0x7ff9631946f8,0x7ff963194708,0x7ff963194718
      4⤵
      PID:2692
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2092,18415091007869142334,18316924616103818682,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2136 /prefetch:2
      4⤵
      PID:700
  - - 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=2092,18415091007869142334,18316924616103818682,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2192 /prefetch:3
      4⤵
      Suspicious behavior: EnumeratesProcesses
      PID:4664
  - - 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=2092,18415091007869142334,18316924616103818682,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2936 /prefetch:8
      4⤵
      PID:1824
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,18415091007869142334,18316924616103818682,131072 --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=3292 /prefetch:1
      4⤵
      PID:1180
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,18415091007869142334,18316924616103818682,131072 --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
      4⤵
      PID:4808
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,18415091007869142334,18316924616103818682,131072 --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=4760 /prefetch:1
      4⤵
      PID:4892
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,18415091007869142334,18316924616103818682,131072 --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=3580 /prefetch:1
      4⤵
      PID:2552
  - - 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=2092,18415091007869142334,18316924616103818682,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5408 /prefetch:8
      4⤵
      PID:2828
  - - 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=2092,18415091007869142334,18316924616103818682,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5408 /prefetch:8
      4⤵
      Suspicious behavior: EnumeratesProcesses
      PID:1452
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,18415091007869142334,18316924616103818682,131072 --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=5536 /prefetch:1
      4⤵
      PID:2888
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,18415091007869142334,18316924616103818682,131072 --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=5488 /prefetch:1
      4⤵
      PID:1352
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,18415091007869142334,18316924616103818682,131072 --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=4160 /prefetch:1
      4⤵
      PID:1472
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,18415091007869142334,18316924616103818682,131072 --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=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3300 /prefetch:1
      4⤵
      PID:2172

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2600

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1916

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

Loading Replay Monitor...

Downloads

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

Filesize
152B

MD5
34d2c4f40f47672ecdf6f66fea242f4a

SHA1
4bcad62542aeb44cae38a907d8b5a8604115ada2

SHA256
b214e3affb02a2ea4469a8bbdfa8a179e7cc57cababd83b4bafae9cdbe23fa33

SHA512
50fba54ec95d694211a005d0e3e6cf5b5677efa16989cbf854207a1a67e3a139f32b757c6f2ce824a48f621440b93fde60ad1dc790fcec4b76edddd0d92a75d6

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

Filesize
152B

MD5
8749e21d9d0a17dac32d5aa2027f7a75

SHA1
a5d555f8b035c7938a4a864e89218c0402ab7cde

SHA256
915193bd331ee9ea7c750398a37fbb552b8c5a1d90edec6293688296bda6f304

SHA512
c645a41180ed01e854f197868283f9b40620dbbc813a1c122f6870db574ebc1c4917da4d320bdfd1cc67f23303a2c6d74e4f36dd9d3ffcfa92d3dfca3b7ca31a

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

Filesize
5KB

MD5
a4a1a5c80cbab76ec7a6e91753b7147a

SHA1
5a6f4df419f8b8d0e68389a5557ed5284e9957db

SHA256
e4af35a0de971529db2c2dacaebdde83f2dae54da5eabc6663c68f3334166216

SHA512
e9ba2c0ae33c3be7d73ed65734a99c74a26861de559b82c7fd9430c938413744c9507bae0ef602fcded078efb89769ab15d565efc3fc384dcc0a9ce815b47c72

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\Roaming\SubDir\Client.exe

Filesize
3.1MB

MD5
3393507c6698a8fa7552b474820fa233

SHA1
bc8e2078156b3b87341a0045eb581ac68f605767

SHA256
870ffdfaec0f76ad2bac52a5c639a34813bf44c37a2c6b52ca582b7a704bbea0

SHA512
e28f41de1271208944f86d06b265aa0ecadc899a53e41705a1f2df06b919b58d9d3d9dc227c3ccf8568e15491ca06135b26b2e9be7968b1512533b2a177998a9

Download Submit
memory/1168-9-0x00007FF94BB40000-0x00007FF94C601000-memory.dmp

Filesize
10.8MB

Download
memory/1168-0-0x00007FF94BB43000-0x00007FF94BB45000-memory.dmp

Filesize
8KB

Download
memory/1168-2-0x00007FF94BB40000-0x00007FF94C601000-memory.dmp

Filesize
10.8MB

Download
memory/1168-1-0x0000000000BB0000-0x0000000000ED4000-memory.dmp

Filesize
3.1MB

Download
memory/1992-11-0x000000001C0A0000-0x000000001C0F0000-memory.dmp

Filesize
320KB

Download
memory/1992-12-0x000000001C1B0000-0x000000001C262000-memory.dmp

Filesize
712KB

Download
memory/1992-15-0x000000001C0F0000-0x000000001C102000-memory.dmp

Filesize
72KB

Download
memory/1992-16-0x000000001C150000-0x000000001C18C000-memory.dmp

Filesize
240KB

Download
memory/1992-17-0x00007FF94BB40000-0x00007FF94C601000-memory.dmp

Filesize
10.8MB

Download
memory/1992-10-0x00007FF94BB40000-0x00007FF94C601000-memory.dmp

Filesize
10.8MB

Download
memory/1992-8-0x00007FF94BB40000-0x00007FF94C601000-memory.dmp

Filesize
10.8MB

Download