quasar | 956866f40e28cef19324cb165382d5cd5aee0b67c0cb9dd4a39f5bddc6ac56c4

Analysis

max time kernel
296s
max time network
299s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
15-06-2024 07:30

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

uni/Uni - Copy (13) - Copy.exe
Size

409KB
MD5

b70fdac25a99501e3cae11f1b775249e
SHA1

3c59226479bfdcd1b2927bcfb1a7516d4cb8dd71
SHA256

51ff3eb450a786c1aaa75ff889f2fd256412a7b75d04277fdf9fcccc20e57246
SHA512

43f0d5d6e5f0d5febba537c109ffdbc250bbb6e9725e635a43ec975b0353048eaeee50b6e9274cd5e072ea6b0cea32439bd37408b2528832f467f2075f74ca44
SSDEEP

12288:gpbJjGut6AoE3hVVdFaC/eZPTMTDlpgfJCKuMsVs:oVaurMLcDlpRKai

Score

10^/10

quasar seroxen spyware trojan

Malware Config

Extracted

Family

quasar

Version

3.1.5

Botnet

SeroXen

panel-slave.gl.at.ply.gg:57059

panel-slave.gl.at.ply.gg:27892

Mutex

$Sxr-rpL8EItHN3pqIQQVy2

Attributes

encryption_key
Lme7VBS3l58VwLM69PNM
install_name
Client.exe
log_directory
Logs
reconnect_delay
3000
startup_key
SeroXen
subdirectory
SubDir

Signatures

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

Quasar payload 4 IoCs

Processes:

resource	yara_rule
behavioral23/memory/2132-1-0x0000000000F30000-0x0000000000F9C000-memory.dmp	family_quasar
\Users\Admin\AppData\Roaming\SubDir\Client.exe	family_quasar
behavioral23/memory/2952-12-0x0000000001300000-0x000000000136C000-memory.dmp	family_quasar
behavioral23/memory/2272-29-0x0000000001300000-0x000000000136C000-memory.dmp	family_quasar

Executes dropped EXE 4 IoCs

Processes:

Client.exeClient.exeClient.exeClient.exe

pid process

2952 Client.exe
2272 Client.exe
980 Client.exe
2716 Client.exe
Loads dropped DLL 4 IoCs

Processes:

Uni - Copy (13) - Copy.execmd.execmd.execmd.exe

pid process

2132 Uni - Copy (13) - Copy.exe
2556 cmd.exe
1648 cmd.exe
2580 cmd.exe
Looks up external IP address via web service 10 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

2 ip-api.com
6 api.ipify.org
15 ip-api.com
17 api.ipify.org
23 api.ipify.org
27 ip-api.com
29 api.ipify.org
8 ip-api.com
11 api.ipify.org
21 ip-api.com
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 6 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exeSCHTASKS.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exe

pid process

2636 schtasks.exe
376 SCHTASKS.exe
1248 schtasks.exe
1312 schtasks.exe
2792 schtasks.exe
300 schtasks.exe
Runs ping.exe 1 TTPs 4 IoCs

Remote System Discovery
T1018

Processes:

PING.EXEPING.EXEPING.EXEPING.EXE

pid process

1432 PING.EXE
2288 PING.EXE
812 PING.EXE
2136 PING.EXE

pid	process
2952	Client.exe
2272	Client.exe
980	Client.exe
2716	Client.exe

pid	process
2132	Uni - Copy (13) - Copy.exe
2556	cmd.exe
1648	cmd.exe
2580	cmd.exe

flow	ioc
2	ip-api.com
6	api.ipify.org
15	ip-api.com
17	api.ipify.org
23	api.ipify.org
27	ip-api.com
29	api.ipify.org
8	ip-api.com
11	api.ipify.org
21	ip-api.com

pid	process
2636	schtasks.exe
376	SCHTASKS.exe
1248	schtasks.exe
1312	schtasks.exe
2792	schtasks.exe
300	schtasks.exe

pid	process
1432	PING.EXE
2288	PING.EXE
812	PING.EXE
2136	PING.EXE

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

Uni - Copy (13) - Copy.exeClient.exeClient.exeClient.exeClient.exe

description	pid	process
Token: SeDebugPrivilege	2132	Uni - Copy (13) - Copy.exe
Token: SeDebugPrivilege	2952	Client.exe
Token: SeDebugPrivilege	2272	Client.exe
Token: SeDebugPrivilege	980	Client.exe
Token: SeDebugPrivilege	2716	Client.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

Uni - Copy (13) - Copy.exeClient.execmd.exeClient.execmd.exeClient.exe

description	pid	process	target process
PID 2132 wrote to memory of 2636	2132	Uni - Copy (13) - Copy.exe	schtasks.exe
PID 2132 wrote to memory of 2636	2132	Uni - Copy (13) - Copy.exe	schtasks.exe
PID 2132 wrote to memory of 2636	2132	Uni - Copy (13) - Copy.exe	schtasks.exe
PID 2132 wrote to memory of 2636	2132	Uni - Copy (13) - Copy.exe	schtasks.exe
PID 2132 wrote to memory of 2952	2132	Uni - Copy (13) - Copy.exe	Client.exe
PID 2132 wrote to memory of 2952	2132	Uni - Copy (13) - Copy.exe	Client.exe
PID 2132 wrote to memory of 2952	2132	Uni - Copy (13) - Copy.exe	Client.exe
PID 2132 wrote to memory of 2952	2132	Uni - Copy (13) - Copy.exe	Client.exe
PID 2132 wrote to memory of 2952	2132	Uni - Copy (13) - Copy.exe	Client.exe
PID 2132 wrote to memory of 2952	2132	Uni - Copy (13) - Copy.exe	Client.exe
PID 2132 wrote to memory of 2952	2132	Uni - Copy (13) - Copy.exe	Client.exe
PID 2132 wrote to memory of 376	2132	Uni - Copy (13) - Copy.exe	SCHTASKS.exe
PID 2132 wrote to memory of 376	2132	Uni - Copy (13) - Copy.exe	SCHTASKS.exe
PID 2132 wrote to memory of 376	2132	Uni - Copy (13) - Copy.exe	SCHTASKS.exe
PID 2132 wrote to memory of 376	2132	Uni - Copy (13) - Copy.exe	SCHTASKS.exe
PID 2952 wrote to memory of 1248	2952	Client.exe	schtasks.exe
PID 2952 wrote to memory of 1248	2952	Client.exe	schtasks.exe
PID 2952 wrote to memory of 1248	2952	Client.exe	schtasks.exe
PID 2952 wrote to memory of 1248	2952	Client.exe	schtasks.exe
PID 2952 wrote to memory of 2556	2952	Client.exe	cmd.exe
PID 2952 wrote to memory of 2556	2952	Client.exe	cmd.exe
PID 2952 wrote to memory of 2556	2952	Client.exe	cmd.exe
PID 2952 wrote to memory of 2556	2952	Client.exe	cmd.exe
PID 2556 wrote to memory of 2612	2556	cmd.exe	chcp.com
PID 2556 wrote to memory of 2612	2556	cmd.exe	chcp.com
PID 2556 wrote to memory of 2612	2556	cmd.exe	chcp.com
PID 2556 wrote to memory of 2612	2556	cmd.exe	chcp.com
PID 2556 wrote to memory of 2288	2556	cmd.exe	PING.EXE
PID 2556 wrote to memory of 2288	2556	cmd.exe	PING.EXE
PID 2556 wrote to memory of 2288	2556	cmd.exe	PING.EXE
PID 2556 wrote to memory of 2288	2556	cmd.exe	PING.EXE
PID 2556 wrote to memory of 2272	2556	cmd.exe	Client.exe
PID 2556 wrote to memory of 2272	2556	cmd.exe	Client.exe
PID 2556 wrote to memory of 2272	2556	cmd.exe	Client.exe
PID 2556 wrote to memory of 2272	2556	cmd.exe	Client.exe
PID 2556 wrote to memory of 2272	2556	cmd.exe	Client.exe
PID 2556 wrote to memory of 2272	2556	cmd.exe	Client.exe
PID 2556 wrote to memory of 2272	2556	cmd.exe	Client.exe
PID 2272 wrote to memory of 1312	2272	Client.exe	schtasks.exe
PID 2272 wrote to memory of 1312	2272	Client.exe	schtasks.exe
PID 2272 wrote to memory of 1312	2272	Client.exe	schtasks.exe
PID 2272 wrote to memory of 1312	2272	Client.exe	schtasks.exe
PID 2272 wrote to memory of 1648	2272	Client.exe	cmd.exe
PID 2272 wrote to memory of 1648	2272	Client.exe	cmd.exe
PID 2272 wrote to memory of 1648	2272	Client.exe	cmd.exe
PID 2272 wrote to memory of 1648	2272	Client.exe	cmd.exe
PID 1648 wrote to memory of 2864	1648	cmd.exe	chcp.com
PID 1648 wrote to memory of 2864	1648	cmd.exe	chcp.com
PID 1648 wrote to memory of 2864	1648	cmd.exe	chcp.com
PID 1648 wrote to memory of 2864	1648	cmd.exe	chcp.com
PID 1648 wrote to memory of 812	1648	cmd.exe	PING.EXE
PID 1648 wrote to memory of 812	1648	cmd.exe	PING.EXE
PID 1648 wrote to memory of 812	1648	cmd.exe	PING.EXE
PID 1648 wrote to memory of 812	1648	cmd.exe	PING.EXE
PID 1648 wrote to memory of 980	1648	cmd.exe	Client.exe
PID 1648 wrote to memory of 980	1648	cmd.exe	Client.exe
PID 1648 wrote to memory of 980	1648	cmd.exe	Client.exe
PID 1648 wrote to memory of 980	1648	cmd.exe	Client.exe
PID 1648 wrote to memory of 980	1648	cmd.exe	Client.exe
PID 1648 wrote to memory of 980	1648	cmd.exe	Client.exe
PID 1648 wrote to memory of 980	1648	cmd.exe	Client.exe
PID 980 wrote to memory of 2792	980	Client.exe	schtasks.exe
PID 980 wrote to memory of 2792	980	Client.exe	schtasks.exe
PID 980 wrote to memory of 2792	980	Client.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\uni\Uni - Copy (13) - Copy.exe
"C:\Users\Admin\AppData\Local\Temp\uni\Uni - Copy (13) - Copy.exe"
1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2132

C:\Windows\SysWOW64\schtasks.exe
"schtasks" /create /tn "SeroXen" /sc ONLOGON /tr "C:\Users\Admin\AppData\Local\Temp\uni\Uni - Copy (13) - Copy.exe" /rl HIGHEST /f
2⤵
- Creates scheduled task(s)
PID:2636

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 WriteProcessMemory
PID:2952

C:\Windows\SysWOW64\schtasks.exe
"schtasks" /create /tn "SeroXen" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Client.exe" /rl HIGHEST /f
3⤵
- Creates scheduled task(s)
PID:1248

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\PTPrJgcWYyqF.bat" "
3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2556

C:\Windows\SysWOW64\chcp.com
chcp 65001
4⤵
PID:2612

C:\Windows\SysWOW64\PING.EXE
ping -n 10 localhost
4⤵
- Runs ping.exe
PID:2288

C:\Users\Admin\AppData\Roaming\SubDir\Client.exe
"C:\Users\Admin\AppData\Roaming\SubDir\Client.exe"
4⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2272

C:\Windows\SysWOW64\schtasks.exe
"schtasks" /create /tn "SeroXen" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Client.exe" /rl HIGHEST /f
5⤵
- Creates scheduled task(s)
PID:1312

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\Q6OsElqPpI94.bat" "
5⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1648

C:\Windows\SysWOW64\chcp.com
chcp 65001
6⤵
PID:2864

C:\Windows\SysWOW64\PING.EXE
ping -n 10 localhost
6⤵
- Runs ping.exe
PID:812

C:\Users\Admin\AppData\Roaming\SubDir\Client.exe
"C:\Users\Admin\AppData\Roaming\SubDir\Client.exe"
6⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:980

C:\Windows\SysWOW64\schtasks.exe
"schtasks" /create /tn "SeroXen" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Client.exe" /rl HIGHEST /f
7⤵
- Creates scheduled task(s)
PID:2792

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\nutONIg5GfQN.bat" "
7⤵
- Loads dropped DLL
PID:2580

C:\Windows\SysWOW64\chcp.com
chcp 65001
8⤵
PID:2568

C:\Windows\SysWOW64\PING.EXE
ping -n 10 localhost
8⤵
- Runs ping.exe
PID:2136

C:\Users\Admin\AppData\Roaming\SubDir\Client.exe
"C:\Users\Admin\AppData\Roaming\SubDir\Client.exe"
8⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2716

C:\Windows\SysWOW64\schtasks.exe
"schtasks" /create /tn "SeroXen" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Client.exe" /rl HIGHEST /f
9⤵
- Creates scheduled task(s)
PID:300

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\9iOuVpVmg3hg.bat" "
9⤵
PID:2808

C:\Windows\SysWOW64\chcp.com
chcp 65001
10⤵
PID:1516

C:\Windows\SysWOW64\PING.EXE
ping -n 10 localhost
10⤵
- Runs ping.exe
PID:1432

C:\Windows\SysWOW64\SCHTASKS.exe
"SCHTASKS.exe" /create /tn "$77Uni - Copy (13) - Copy.exe" /tr "'C:\Users\Admin\AppData\Local\Temp\uni\Uni - Copy (13) - Copy.exe'" /sc onlogon /rl HIGHEST
2⤵
- Creates scheduled task(s)
PID:376

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Remote System Discovery

T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\9iOuVpVmg3hg.bat
Filesize
207B

MD5
8125471393a09d59a2b1974d473ae8ea

SHA1
679b9a865cb61b325dc1931de78a915953c1d278

SHA256
f77799c8d386e5c7e97d4c3703e5754d0f17a5b0a4f0c56c35a47ecfe5fe2d5d

SHA512
7ebe06ae0501e5202f1b7b6752df8bd4be1b06620fde9950bf056d9c77fd067a207d1ed787813d01c8b32ea256844fcec325c12e0f7b8524b9539c499d228233

Download Submit
C:\Users\Admin\AppData\Local\Temp\PTPrJgcWYyqF.bat
Filesize
207B

MD5
b9d4521957f7ebadbfecb46cf7566734

SHA1
dda62bc6e871d90c07a762667f74b330dd6d5d0d

SHA256
8f79c98f1a63e22f4a704540e6a35cb19d1c25fea1a2f49cc7cee40b251ade21

SHA512
fef6f2b50627dae7012876c2ca1dd0844e4c17747a0faf7fc8db33c1df54265cd2abbed64be652d16c9d975e3a132fda2d807574cbb7b6147d00b20e60ddbdea

Download Submit
C:\Users\Admin\AppData\Local\Temp\Q6OsElqPpI94.bat
Filesize
207B

MD5
575c3ddcf5007896deee8d5d81b399b9

SHA1
cae4555e9b7c336b71ac43f012c4efcfa474f0e9

SHA256
6e5f7d4438238b9cf9863e8b472b1b90ae8dd3448f1dfede048c812726c02ce6

SHA512
d92fc084d57488a12979e3bc50f513c0ae610bec9a6e67e38975e1ef02d46f69b7c4f59e9bfe873415ddce8ed3f52d22a6459bd288c02cdb0b8b6513680e692b

Download Submit
C:\Users\Admin\AppData\Local\Temp\nutONIg5GfQN.bat
Filesize
207B

MD5
7633d49ac8e08380a5af16ef46ed3640

SHA1
b8f1b9c7f740cb75e90ad2559c752010f396278e

SHA256
14ab247fd0bbce38982cb3926ebe0a385b718c4950d7ea25cf1f812b87d5e0a3

SHA512
d6ebbeeb77d589a646cf473090641d236d00191ab0b064e4670b3d94540583e3736c288f456f7c2f37f9b48fd3b9fb01f825d86a0613af105ababe2aa34cd9c8

Download Submit
\Users\Admin\AppData\Roaming\SubDir\Client.exe
Filesize
409KB

MD5
b70fdac25a99501e3cae11f1b775249e

SHA1
3c59226479bfdcd1b2927bcfb1a7516d4cb8dd71

SHA256
51ff3eb450a786c1aaa75ff889f2fd256412a7b75d04277fdf9fcccc20e57246

SHA512
43f0d5d6e5f0d5febba537c109ffdbc250bbb6e9725e635a43ec975b0353048eaeee50b6e9274cd5e072ea6b0cea32439bd37408b2528832f467f2075f74ca44

Download Submit
memory/2132-1-0x0000000000F30000-0x0000000000F9C000-memory.dmp

Filesize
432KB

Download
memory/2132-2-0x0000000074480000-0x0000000074B6E000-memory.dmp

Filesize
6.9MB

Download
memory/2132-3-0x000000007448E000-0x000000007448F000-memory.dmp

Filesize
4KB

Download
memory/2132-4-0x0000000074480000-0x0000000074B6E000-memory.dmp

Filesize
6.9MB

Download
memory/2132-0-0x000000007448E000-0x000000007448F000-memory.dmp

Filesize
4KB

Download
memory/2132-15-0x0000000074480000-0x0000000074B6E000-memory.dmp

Filesize
6.9MB

Download
memory/2272-29-0x0000000001300000-0x000000000136C000-memory.dmp

Filesize
432KB

Download
memory/2952-14-0x0000000074480000-0x0000000074B6E000-memory.dmp

Filesize
6.9MB

Download
memory/2952-25-0x0000000074480000-0x0000000074B6E000-memory.dmp

Filesize
6.9MB

Download
memory/2952-16-0x0000000074480000-0x0000000074B6E000-memory.dmp

Filesize
6.9MB

Download
memory/2952-13-0x0000000074480000-0x0000000074B6E000-memory.dmp

Filesize
6.9MB

Download
memory/2952-12-0x0000000001300000-0x000000000136C000-memory.dmp

Filesize
432KB

Download