Overview
overview
10Static
static
10honestly/M...py.exe
windows7-x64
10honestly/M...py.exe
windows10-2004-x64
10honestly/M...py.exe
windows7-x64
10honestly/M...py.exe
windows10-2004-x64
10honestly/M...py.exe
windows7-x64
10honestly/M...py.exe
windows10-2004-x64
10honestly/M...0).exe
windows7-x64
10honestly/M...0).exe
windows10-2004-x64
10honestly/M...py.exe
windows7-x64
10honestly/M...py.exe
windows10-2004-x64
10honestly/M...py.exe
windows7-x64
10honestly/M...py.exe
windows10-2004-x64
10honestly/M...py.exe
windows7-x64
10honestly/M...py.exe
windows10-2004-x64
10honestly/M...py.exe
windows7-x64
10honestly/M...py.exe
windows10-2004-x64
10honestly/M...py.exe
windows7-x64
10honestly/M...py.exe
windows10-2004-x64
10honestly/M...py.exe
windows7-x64
10honestly/M...py.exe
windows10-2004-x64
10honestly/M...py.exe
windows7-x64
10honestly/M...py.exe
windows10-2004-x64
10honestly/M...py.exe
windows7-x64
10honestly/M...py.exe
windows10-2004-x64
10honestly/M...py.exe
windows7-x64
10honestly/M...py.exe
windows10-2004-x64
10honestly/M...py.exe
windows7-x64
10honestly/M...py.exe
windows10-2004-x64
10honestly/M...py.exe
windows7-x64
10honestly/M...py.exe
windows10-2004-x64
10honestly/M...py.exe
windows7-x64
10honestly/M...py.exe
windows10-2004-x64
10Analysis
-
max time kernel
149s -
max time network
168s -
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 19:31
Behavioral task
behavioral1
Sample
honestly/MyPcGonnaExplode - Copy (10) - Copy - Copy - Copy.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
honestly/MyPcGonnaExplode - Copy (10) - Copy - Copy - Copy.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
honestly/MyPcGonnaExplode - Copy (10) - Copy - Copy.exe
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
honestly/MyPcGonnaExplode - Copy (10) - Copy - Copy.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
honestly/MyPcGonnaExplode - Copy (10) - Copy.exe
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
honestly/MyPcGonnaExplode - Copy (10) - Copy.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
honestly/MyPcGonnaExplode - Copy (10).exe
Resource
win7-20241010-en
Behavioral task
behavioral8
Sample
honestly/MyPcGonnaExplode - Copy (10).exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
honestly/MyPcGonnaExplode - Copy (100) - Copy - Copy - Copy.exe
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
honestly/MyPcGonnaExplode - Copy (100) - Copy - Copy - Copy.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
honestly/MyPcGonnaExplode - Copy (100) - Copy - Copy.exe
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
honestly/MyPcGonnaExplode - Copy (100) - Copy - Copy.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
honestly/MyPcGonnaExplode - Copy (100) - Copy.exe
Resource
win7-20240708-en
Behavioral task
behavioral14
Sample
honestly/MyPcGonnaExplode - Copy (100) - Copy.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
honestly/MyPcGonnaExplode - Copy (101) - Copy - Copy - Copy.exe
Resource
win7-20240903-en
Behavioral task
behavioral16
Sample
honestly/MyPcGonnaExplode - Copy (101) - Copy - Copy - Copy.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
honestly/MyPcGonnaExplode - Copy (101) - Copy - Copy.exe
Resource
win7-20241023-en
Behavioral task
behavioral18
Sample
honestly/MyPcGonnaExplode - Copy (101) - Copy - Copy.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
honestly/MyPcGonnaExplode - Copy (101) - Copy.exe
Resource
win7-20241010-en
Behavioral task
behavioral20
Sample
honestly/MyPcGonnaExplode - Copy (101) - Copy.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral21
Sample
honestly/MyPcGonnaExplode - Copy (102) - Copy - Copy - Copy.exe
Resource
win7-20240903-en
Behavioral task
behavioral22
Sample
honestly/MyPcGonnaExplode - Copy (102) - Copy - Copy - Copy.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral23
Sample
honestly/MyPcGonnaExplode - Copy (102) - Copy - Copy.exe
Resource
win7-20240903-en
Behavioral task
behavioral24
Sample
honestly/MyPcGonnaExplode - Copy (102) - Copy - Copy.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral25
Sample
honestly/MyPcGonnaExplode - Copy (102) - Copy.exe
Resource
win7-20240903-en
Behavioral task
behavioral26
Sample
honestly/MyPcGonnaExplode - Copy (102) - Copy.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral27
Sample
honestly/MyPcGonnaExplode - Copy (103) - Copy - Copy - Copy.exe
Resource
win7-20240903-en
Behavioral task
behavioral28
Sample
honestly/MyPcGonnaExplode - Copy (103) - Copy - Copy - Copy.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral29
Sample
honestly/MyPcGonnaExplode - Copy (103) - Copy - Copy.exe
Resource
win7-20240729-en
Behavioral task
behavioral30
Sample
honestly/MyPcGonnaExplode - Copy (103) - Copy - Copy.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral31
Sample
honestly/MyPcGonnaExplode - Copy (103) - Copy.exe
Resource
win7-20240903-en
General
-
Target
honestly/MyPcGonnaExplode - Copy (101) - Copy.exe
-
Size
3.1MB
-
MD5
e35e3f1f51f82cb73c7b70451878c263
-
SHA1
764f6f6c17c5e3e3b88513975c94d635842f1bd8
-
SHA256
58606efb4cc178df08094a25618cda8a117ee7b06371f2d8ac980bd218d013c9
-
SHA512
5fcdfd52eb1dd60542563338ec240d4981a25d157d3fbc96be55706f950f48c6433ed87225ac9311308094954227bdca983a11c91472c5c29b860b48be24815b
-
SSDEEP
49152:PvyI22SsaNYfdPBldt698dBcjHjGVv9ToGdxTHHB72eh2NT:Pvf22SsaNYfdPBldt6+dBcjHjGVvp
Malware Config
Extracted
quasar
1.4.1
test
91.109.178.8:7070
d933480a-c837-40f6-9fb3-c6401087e068
-
encryption_key
2C0C62BDD42E42BC77F98F8E1EE713B43F791267
-
install_name
Client.exe
-
log_directory
Logs
-
reconnect_delay
3000
-
startup_key
Quasar Client Startup
-
subdirectory
SubDir
Signatures
-
Quasar family
-
Quasar payload 2 IoCs
resource yara_rule behavioral20/memory/5080-1-0x0000000000D30000-0x0000000001054000-memory.dmp family_quasar behavioral20/files/0x000a000000023cad-8.dat family_quasar -
Executes dropped EXE 1 IoCs
pid Process 3500 Client.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 5060 schtasks.exe 4848 schtasks.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 5080 MyPcGonnaExplode - Copy (101) - Copy.exe Token: SeDebugPrivilege 3500 Client.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3500 Client.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 5080 wrote to memory of 5060 5080 MyPcGonnaExplode - Copy (101) - Copy.exe 87 PID 5080 wrote to memory of 5060 5080 MyPcGonnaExplode - Copy (101) - Copy.exe 87 PID 5080 wrote to memory of 3500 5080 MyPcGonnaExplode - Copy (101) - Copy.exe 89 PID 5080 wrote to memory of 3500 5080 MyPcGonnaExplode - Copy (101) - Copy.exe 89 PID 3500 wrote to memory of 4848 3500 Client.exe 93 PID 3500 wrote to memory of 4848 3500 Client.exe 93 -
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.
Processes
-
C:\Users\Admin\AppData\Local\Temp\honestly\MyPcGonnaExplode - Copy (101) - Copy.exe"C:\Users\Admin\AppData\Local\Temp\honestly\MyPcGonnaExplode - Copy (101) - Copy.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5080 -
C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "Quasar Client Startup" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Client.exe" /rl HIGHEST /f2⤵
- Scheduled Task/Job: Scheduled Task
PID:5060
-
-
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 SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3500 -
C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "Quasar Client Startup" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Client.exe" /rl HIGHEST /f3⤵
- Scheduled Task/Job: Scheduled Task
PID:4848
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
3.1MB
MD5e35e3f1f51f82cb73c7b70451878c263
SHA1764f6f6c17c5e3e3b88513975c94d635842f1bd8
SHA25658606efb4cc178df08094a25618cda8a117ee7b06371f2d8ac980bd218d013c9
SHA5125fcdfd52eb1dd60542563338ec240d4981a25d157d3fbc96be55706f950f48c6433ed87225ac9311308094954227bdca983a11c91472c5c29b860b48be24815b