Analysis
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max time kernel
5s -
max time network
93s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
31-12-2024 23:15
Behavioral task
behavioral1
Sample
1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe
Resource
win10v2004-20241007-en
General
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Target
1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe
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Size
2.0MB
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MD5
368367c9fda07bce518963781ab5fdbb
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SHA1
5dbda8bb91d4427416ec82239393dc8bcc370d18
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SHA256
1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845
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SHA512
c7ba937b818f3da5bac2b86f522b47fbb03523b3b33017c6f62773b2a132d6c16ead9cbcfa81e22232741ae8c9257abdd9f23324eb1f33a7a7da24c082b3463b
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYu:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YA
Malware Config
Extracted
azorult
http://0x21.in:8000/_az/
Extracted
quasar
1.3.0.0
EbayProfiles
5.8.88.191:443
sockartek.icu:443
QSR_MUTEX_0kBRNrRz5TDLEQouI0
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encryption_key
MWhG6wsClMX8aJM2CVXT
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install_name
winsock.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
win defender run
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subdirectory
SubDir
Signatures
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Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
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Azorult family
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Quasar family
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Quasar payload 3 IoCs
resource yara_rule behavioral2/files/0x0007000000023c98-12.dat family_quasar behavioral2/memory/4108-31-0x0000000000E50000-0x0000000000EAE000-memory.dmp family_quasar behavioral2/files/0x0007000000023c9a-52.dat family_quasar -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe -
Executes dropped EXE 3 IoCs
pid Process 3416 vnc.exe 4108 windef.exe 3136 winsock.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\q: 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe File opened (read-only) \??\s: 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe File opened (read-only) \??\i: 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe File opened (read-only) \??\l: 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe File opened (read-only) \??\n: 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe File opened (read-only) \??\r: 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe File opened (read-only) \??\x: 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe File opened (read-only) \??\z: 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe File opened (read-only) \??\b: 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe File opened (read-only) \??\e: 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe File opened (read-only) \??\k: 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe File opened (read-only) \??\m: 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe File opened (read-only) \??\o: 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe File opened (read-only) \??\p: 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe File opened (read-only) \??\u: 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe File opened (read-only) \??\v: 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe File opened (read-only) \??\a: 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe File opened (read-only) \??\g: 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe File opened (read-only) \??\y: 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe File opened (read-only) \??\t: 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe File opened (read-only) \??\w: 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe File opened (read-only) \??\h: 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe File opened (read-only) \??\j: 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 13 ip-api.com -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/files/0x0007000000023c9a-52.dat autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2328 set thread context of 4700 2328 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe 90 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 3 IoCs
pid pid_target Process procid_target 2308 3416 WerFault.exe 85 5072 3136 WerFault.exe 98 2716 1804 WerFault.exe 122 -
System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language windef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winsock.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2320 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2320 PING.EXE -
Scheduled Task/Job: Scheduled Task 1 TTPs 5 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4288 schtasks.exe 3228 schtasks.exe 1028 schtasks.exe 2256 schtasks.exe 1964 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2328 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe 2328 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe 2328 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe 2328 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4108 windef.exe Token: SeDebugPrivilege 3136 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3136 winsock.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 2328 wrote to memory of 3416 2328 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe 85 PID 2328 wrote to memory of 3416 2328 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe 85 PID 2328 wrote to memory of 3416 2328 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe 85 PID 2328 wrote to memory of 4108 2328 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe 87 PID 2328 wrote to memory of 4108 2328 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe 87 PID 2328 wrote to memory of 4108 2328 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe 87 PID 3416 wrote to memory of 4752 3416 vnc.exe 88 PID 3416 wrote to memory of 4752 3416 vnc.exe 88 PID 3416 wrote to memory of 4752 3416 vnc.exe 88 PID 2328 wrote to memory of 4700 2328 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe 90 PID 2328 wrote to memory of 4700 2328 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe 90 PID 2328 wrote to memory of 4700 2328 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe 90 PID 2328 wrote to memory of 4700 2328 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe 90 PID 2328 wrote to memory of 4700 2328 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe 90 PID 2328 wrote to memory of 4288 2328 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe 92 PID 2328 wrote to memory of 4288 2328 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe 92 PID 2328 wrote to memory of 4288 2328 1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe 92 PID 4108 wrote to memory of 3228 4108 windef.exe 96 PID 4108 wrote to memory of 3228 4108 windef.exe 96 PID 4108 wrote to memory of 3228 4108 windef.exe 96 PID 4108 wrote to memory of 3136 4108 windef.exe 98 PID 4108 wrote to memory of 3136 4108 windef.exe 98 PID 4108 wrote to memory of 3136 4108 windef.exe 98 PID 3136 wrote to memory of 1028 3136 winsock.exe 99 PID 3136 wrote to memory of 1028 3136 winsock.exe 99 PID 3136 wrote to memory of 1028 3136 winsock.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe"C:\Users\Admin\AppData\Local\Temp\1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe"1⤵
- Checks computer location settings
- Enumerates connected drives
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2328 -
C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3416 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:4752
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3416 -s 5403⤵
- Program crash
PID:2308
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4108 -
C:\Windows\SysWOW64\schtasks.exe"schtasks" /create /tn "win defender run" /sc ONLOGON /tr "C:\Users\Admin\AppData\Local\Temp\windef.exe" /rl HIGHEST /f3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3228
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3136 -
C:\Windows\SysWOW64\schtasks.exe"schtasks" /create /tn "win defender run" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe" /rl HIGHEST /f4⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1028
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\sRkXCsKuf8hm.bat" "4⤵PID:1744
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C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:4348
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2320
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"5⤵PID:2684
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C:\Windows\SysWOW64\schtasks.exe"schtasks" /create /tn "win defender run" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe" /rl HIGHEST /f6⤵
- Scheduled Task/Job: Scheduled Task
PID:2256
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3136 -s 22684⤵
- Program crash
PID:5072
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C:\Users\Admin\AppData\Local\Temp\1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe"C:\Users\Admin\AppData\Local\Temp\1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe"2⤵
- System Location Discovery: System Language Discovery
PID:4700
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\SysWOW64\schtasks.exe" /create /tn RtkAudioService64 /tr "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe" /sc minute /mo 1 /F2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4288
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3416 -ip 34161⤵PID:3704
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3136 -ip 31361⤵PID:560
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe1⤵PID:2032
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵PID:1804
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:4564
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1804 -s 5203⤵
- Program crash
PID:2716
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵PID:3364
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"2⤵PID:4996
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\SysWOW64\schtasks.exe" /create /tn RtkAudioService64 /tr "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe" /sc minute /mo 1 /F2⤵
- Scheduled Task/Job: Scheduled Task
PID:1964
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 1804 -ip 18041⤵PID:3500
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:676
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C:\Windows\explorer.exeexplorer.exe /LOADSAVEDWINDOWS2⤵PID:2028
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C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service1⤵PID:1532
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C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service1⤵PID:4528
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD510eab9c2684febb5327b6976f2047587
SHA1a12ed54146a7f5c4c580416aecb899549712449e
SHA256f49dbd55029bfbc15134f7c6a4f967d6c39142c63f2e8f1f8c78fab108a2c928
SHA5127e5fd90fffae723bd0c662a90e0730b507805f072771ee673d1d8c262dbf60c8a03ba5fe088f699a97c2e886380de158b2ccd59ee62e3d012dd6dd14ea9d0e50
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Filesize
208B
MD50d41fb0a6f59050640c649df65c68f5c
SHA16d94fcc0cf57ec48a6db3d345c313d3dd9be5466
SHA256df715e1957074b0edb4d4068c85ffc592b1a3ba99b6fe7fb20f64c6aa7f70d3e
SHA5123c7aa891fc7e321501e7237be32fc3461fafad8b44757a1a18531f5868a65a99bf55b1c79307896ed54fa9360aa9d506bcd7a4524945e08fe8a5eb29f0de8d9a
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb
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Filesize
224B
MD5e597dd4bf0981185e600c65faad7989f
SHA11d55f68c548e7ed77d87a57c7c460fdf7fc77809
SHA25645e2df8e2aa4712d1b8ebae244564230a6d9530b79c9c5a9ca3325ac0f32502c
SHA512cbc51ed1e9315a9bcc14a7e4828b94cecdb216675fda510ad63768436e02bf9cb1cebb9078bf6f826e9f2b3a5f0f08bbbbddfeab24448f28f84df8d1937e3b40
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Filesize
2.0MB
MD5737b32a061a186b09db5af71f467292b
SHA104058c44dded403c6cbcbdb6070bd8098fc0a72c
SHA2561373429a5bd5672309f981a49ddcf88c3151221639cb40463e490f6b39b37457
SHA5126ccfe9ea87563660e48a334242ba7fe73d0d7b221fb79d6c4d94659c360d8999c7a2bf4b05d6f52dacf8fa6c92a1d2bf75806c872f11a58b432a2c78fbc0dfc1