quasar | 1498c903d464042097d53f3b8bc9d88e2075d18391f8796a4e677aab34b0e61b

Analysis

max time kernel
126s
max time network
135s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29/01/2025, 19:44

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General

Target

unbanned.gg spoofer.exe
Size

3.1MB
MD5

9c617cd34c3c1c795cade6a9913cb590
SHA1

cc1e86c583db79b767bfa4df2952f8f8c33a5358
SHA256

1498c903d464042097d53f3b8bc9d88e2075d18391f8796a4e677aab34b0e61b
SHA512

af3d317f2d11058fe2e8c72053080c66b22b6cefc73faee284e0918c6ae9e15d02e4c70a002680c3d6d11dad99c1a9f669a5a55048218829f6ae5b2b8a585a78
SSDEEP

49152:3vUt62XlaSFNWPjljiFa2RoUYIq0t5CQGoGdSJTHHB72eh2NT:3vI62XlaSFNWPjljiFXRoUYIq0t5Cj

Score

10^/10

quasar office04 spyware trojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

10.0.4.10:4782

Mutex

48bca1e6-68db-40be-a831-dfa3a16995e2

Attributes

encryption_key
049A72C22E76D84F19B072A79697CD71F87E3AA6
install_name
unbanned.gg spoofer.exe
log_directory
Logs
reconnect_delay
3000
startup_key
unbanned.gg
subdirectory
SubDir

Signatures

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

Quasar payload 3 IoCs

resource	yara_rule
behavioral1/memory/2996-1-0x0000000000EF0000-0x0000000001214000-memory.dmp	family_quasar
behavioral1/files/0x00080000000175f1-6.dat	family_quasar
behavioral1/memory/2932-8-0x0000000000800000-0x0000000000B24000-memory.dmp	family_quasar

Executes dropped EXE 1 IoCs

pid	Process
2932	unbanned.gg spoofer.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
1632	schtasks.exe
2732	schtasks.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2996	unbanned.gg spoofer.exe
Token: SeDebugPrivilege	2932	unbanned.gg spoofer.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2932	unbanned.gg spoofer.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2996 wrote to memory of 1632	2996	unbanned.gg spoofer.exe	30
PID 2996 wrote to memory of 1632	2996	unbanned.gg spoofer.exe	30
PID 2996 wrote to memory of 1632	2996	unbanned.gg spoofer.exe	30
PID 2996 wrote to memory of 2932	2996	unbanned.gg spoofer.exe	32
PID 2996 wrote to memory of 2932	2996	unbanned.gg spoofer.exe	32
PID 2996 wrote to memory of 2932	2996	unbanned.gg spoofer.exe	32
PID 2932 wrote to memory of 2732	2932	unbanned.gg spoofer.exe	33
PID 2932 wrote to memory of 2732	2932	unbanned.gg spoofer.exe	33
PID 2932 wrote to memory of 2732	2932	unbanned.gg spoofer.exe	33

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\unbanned.gg spoofer.exe
"C:\Users\Admin\AppData\Local\Temp\unbanned.gg spoofer.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2996
- C:\Windows\system32\schtasks.exe
  "schtasks" /create /tn "unbanned.gg" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\unbanned.gg spoofer.exe" /rl HIGHEST /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:1632
- C:\Users\Admin\AppData\Roaming\SubDir\unbanned.gg spoofer.exe
  "C:\Users\Admin\AppData\Roaming\SubDir\unbanned.gg spoofer.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2932
- - C:\Windows\system32\schtasks.exe
    "schtasks" /create /tn "unbanned.gg" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\unbanned.gg spoofer.exe" /rl HIGHEST /f
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2732

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\SubDir\unbanned.gg spoofer.exe

Filesize
3.1MB

MD5
9c617cd34c3c1c795cade6a9913cb590

SHA1
cc1e86c583db79b767bfa4df2952f8f8c33a5358

SHA256
1498c903d464042097d53f3b8bc9d88e2075d18391f8796a4e677aab34b0e61b

SHA512
af3d317f2d11058fe2e8c72053080c66b22b6cefc73faee284e0918c6ae9e15d02e4c70a002680c3d6d11dad99c1a9f669a5a55048218829f6ae5b2b8a585a78

Download Submit
memory/2932-8-0x0000000000800000-0x0000000000B24000-memory.dmp

Filesize
3.1MB

Download
memory/2932-11-0x000007FEF5B80000-0x000007FEF656C000-memory.dmp

Filesize
9.9MB

Download
memory/2932-10-0x000007FEF5B80000-0x000007FEF656C000-memory.dmp

Filesize
9.9MB

Download
memory/2932-12-0x000007FEF5B80000-0x000007FEF656C000-memory.dmp

Filesize
9.9MB

Download
memory/2996-0-0x000007FEF5B83000-0x000007FEF5B84000-memory.dmp

Filesize
4KB

Download
memory/2996-1-0x0000000000EF0000-0x0000000001214000-memory.dmp

Filesize
3.1MB

Download
memory/2996-2-0x000007FEF5B80000-0x000007FEF656C000-memory.dmp

Filesize
9.9MB

Download
memory/2996-9-0x000007FEF5B80000-0x000007FEF656C000-memory.dmp

Filesize
9.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads