quasar | 854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09

General

Target

854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe
Size

3.1MB
MD5

051bfba0c640694d241f6b3621e241b6
SHA1

a5269b7485203914af50cb932d952c10440878c9
SHA256

854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09
SHA512

bdfea5dfca423c4d66de1c9f435a1c0403b8615a0b7627fff665876fa2da48e8914cc2961ca9e66b7d32d2bc4004354e5e932297a479fcc90d495327d14577dc
SSDEEP

49152:AvKgo2QSaNpzyPllgamb0CZof/JDj5RbR4jRoGdMOAuTHHB72eh2NT:Avjo2QSaNpzyPllgamYCZof/JDj5wFc

Score

10^/10

quasar sgvp discovery spyware trojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

SGVP

C2

192.168.1.9:4782

150.129.206.176:4782

Ai-Sgvp-33452.portmap.host:33452

Mutex

2464c7bf-a165-4397-85fe-def5290750b0

Attributes

encryption_key
09BBDA8FF0524296F02F8F81158F33C0AA74D487
install_name
User Application Data.exe
log_directory
Logs
reconnect_delay
3000
startup_key
Windowns Client Startup
subdirectory
Quasar

Signatures

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

Quasar payload 1 IoCs

resource	yara_rule
behavioral2/memory/2208-1-0x0000000000240000-0x0000000000564000-memory.dmp	family_quasar

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe

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

System Information Discovery
T1082

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
636	PING.EXE
4284	PING.EXE

Runs ping.exe 1 TTPs 2 IoCs

Remote System Discovery

T1018

pid	Process
636	PING.EXE
4284	PING.EXE

Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
460	schtasks.exe
1608	schtasks.exe
3380	schtasks.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2208	854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe
Token: SeDebugPrivilege	1592	854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe
Token: SeDebugPrivilege	4376	854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2208	854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe
1592	854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe
4376	854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2208 wrote to memory of 460	2208	854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe	82
PID 2208 wrote to memory of 460	2208	854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe	82
PID 2208 wrote to memory of 3264	2208	854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe	93
PID 2208 wrote to memory of 3264	2208	854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe	93
PID 3264 wrote to memory of 2684	3264	cmd.exe	95
PID 3264 wrote to memory of 2684	3264	cmd.exe	95
PID 3264 wrote to memory of 636	3264	cmd.exe	96
PID 3264 wrote to memory of 636	3264	cmd.exe	96
PID 3264 wrote to memory of 1592	3264	cmd.exe	97
PID 3264 wrote to memory of 1592	3264	cmd.exe	97
PID 1592 wrote to memory of 1608	1592	854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe	98
PID 1592 wrote to memory of 1608	1592	854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe	98
PID 1592 wrote to memory of 224	1592	854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe	100
PID 1592 wrote to memory of 224	1592	854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe	100
PID 224 wrote to memory of 4564	224	cmd.exe	102
PID 224 wrote to memory of 4564	224	cmd.exe	102
PID 224 wrote to memory of 4284	224	cmd.exe	103
PID 224 wrote to memory of 4284	224	cmd.exe	103
PID 224 wrote to memory of 4376	224	cmd.exe	104
PID 224 wrote to memory of 4376	224	cmd.exe	104
PID 4376 wrote to memory of 3380	4376	854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe	105
PID 4376 wrote to memory of 3380	4376	854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe	105

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\854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe
"C:\Users\Admin\AppData\Local\Temp\854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2208
- C:\Windows\SYSTEM32\schtasks.exe
  "schtasks" /create /tn "Windowns Client Startup" /sc ONLOGON /tr "C:\Windows\system32\Quasar\User Application Data.exe" /rl HIGHEST /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:460
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\02QN40gPHsgZ.bat" "
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3264
- - C:\Windows\system32\chcp.com
    chcp 65001
    3⤵
    PID:2684
- - C:\Windows\system32\PING.EXE
    ping -n 10 localhost
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:636
- - C:\Users\Admin\AppData\Local\Temp\854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe
    "C:\Users\Admin\AppData\Local\Temp\854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe"
    3⤵
    - Checks computer location settings
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1592
  - - C:\Windows\SYSTEM32\schtasks.exe
      "schtasks" /create /tn "Windowns Client Startup" /sc ONLOGON /tr "C:\Windows\system32\Quasar\User Application Data.exe" /rl HIGHEST /f
      4⤵
      Scheduled Task/Job: Scheduled Task
      PID:1608
  - - C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\swkuflxV6wsq.bat" "
      4⤵
      Suspicious use of WriteProcessMemory
      PID:224
    - - C:\Windows\system32\chcp.com
        
        chcp 65001
        5⤵
        
        PID:4564
    - - C:\Windows\system32\PING.EXE
        
        ping -n 10 localhost
        5⤵
        System Network Configuration Discovery: Internet Connection Discovery
        Runs ping.exe
        
        PID:4284
    - - C:\Users\Admin\AppData\Local\Temp\854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe
        
        "C:\Users\Admin\AppData\Local\Temp\854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe"
        5⤵
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        Suspicious use of WriteProcessMemory
        
        PID:4376
      - C:\Windows\SYSTEM32\schtasks.exe
        
        "schtasks" /create /tn "Windowns Client Startup" /sc ONLOGON /tr "C:\Windows\system32\Quasar\User Application Data.exe" /rl HIGHEST /f
        6⤵
        Scheduled Task/Job: Scheduled Task
        
        PID:3380

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\854fc659414fc88605337694eb6b6f4f177389c9cbb69ca0b0e705f555ebbb09.exe.log

Filesize
2KB

MD5
8f0271a63446aef01cf2bfc7b7c7976b

SHA1
b70dad968e1dda14b55ad361b7fd4ef9ab6c06d7

SHA256
da740d78ae00b72cb3710d1a1256dc6431550965d20afaa65e5d5860a4748e8c

SHA512
78a403c69f1284b7dd41527019f3eede3512a5e4d439d846eca83557b741ca37bcf56c412f3e577b9dd4cfa5a6d6210961215f14cb271b143f6eb94f69389cf5

Download Submit
C:\Users\Admin\AppData\Local\Temp\02QN40gPHsgZ.bat

Filesize
261B

MD5
37b4b939e97c47948e2c24085727ae25

SHA1
885f7a6f068af8b8a9ba537101e717bf1413ce7d

SHA256
9fde3fb0e400bc15ee088f871d0028f899a3aa275307dfc4b11b899ab756d9ad

SHA512
b034c3f0f7b72e487748305d82a63ead32da1170dbdfe29d603e48d875ef41603576ad1e11d527b618719d9d4dde050daeaefb8710d3ebe849f772a55e8f908f

Download Submit
C:\Users\Admin\AppData\Local\Temp\swkuflxV6wsq.bat

Filesize
261B

MD5
52a3d6fdc95353d18b7ba25c84e9d3cb

SHA1
892ea226b34d3130d035211a2fba63707931a63f

SHA256
839dd6cbdd127eb4fec8bf5abcafe89b7d4f12ff7233447aac424541bd890779

SHA512
cd67c2bbc5caf673865d6ec6a427a19348680a773773f307e0cc19bf603b6aaddd30202dc81ce8465ee7bdfb8d2508f312308cb82c815833b604c2c1015a2448

Download Submit
memory/2208-0-0x00007FFD47823000-0x00007FFD47825000-memory.dmp

Filesize
8KB

Download
memory/2208-1-0x0000000000240000-0x0000000000564000-memory.dmp

Filesize
3.1MB

Download
memory/2208-2-0x00007FFD47820000-0x00007FFD482E1000-memory.dmp

Filesize
10.8MB

Download
memory/2208-3-0x000000001B1D0000-0x000000001B220000-memory.dmp

Filesize
320KB

Download
memory/2208-4-0x000000001D2F0000-0x000000001D3A2000-memory.dmp

Filesize
712KB

Download
memory/2208-5-0x00007FFD47823000-0x00007FFD47825000-memory.dmp

Filesize
8KB

Download
memory/2208-6-0x00007FFD47820000-0x00007FFD482E1000-memory.dmp

Filesize
10.8MB

Download
memory/2208-11-0x00007FFD47820000-0x00007FFD482E1000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads