Analysis
-
max time kernel
5s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
10-09-2024 07:24
Behavioral task
behavioral1
Sample
b903668933c741567172b3ae743d9700N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
b903668933c741567172b3ae743d9700N.exe
Resource
win10v2004-20240802-en
General
-
Target
b903668933c741567172b3ae743d9700N.exe
-
Size
2.0MB
-
MD5
b903668933c741567172b3ae743d9700
-
SHA1
d538570d209015150e7a70173836511bcda71706
-
SHA256
e3ad539cfd95f07d4b15c5b7a0cda4ddab4db2ff31d9311e602b2430bd88e19d
-
SHA512
bfcc877ad2dea6bf72e1ac83d64c601b8ad2875ecb2e3615cac1db91979cac786da55a94c1304b99cd1848b0e3935f669ab49b971799343d10506f4f8045e200
-
SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY7:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YV
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
-
encryption_key
MWhG6wsClMX8aJM2CVXT
-
install_name
winsock.exe
-
log_directory
Logs
-
reconnect_delay
3000
-
startup_key
win defender run
-
subdirectory
SubDir
Signatures
-
Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
-
description flow ioc Process 9 ip-api.com Process not Found 46 ip-api.com Process not Found Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b903668933c741567172b3ae743d9700N.exe -
Quasar payload 3 IoCs
resource yara_rule behavioral2/files/0x00070000000234d2-12.dat family_quasar behavioral2/memory/3928-30-0x0000000000310000-0x000000000036E000-memory.dmp family_quasar behavioral2/files/0x00070000000234d5-46.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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation b903668933c741567172b3ae743d9700N.exe -
Executes dropped EXE 3 IoCs
pid Process 3344 vnc.exe 3928 windef.exe 1304 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) \??\u: b903668933c741567172b3ae743d9700N.exe File opened (read-only) \??\b: b903668933c741567172b3ae743d9700N.exe File opened (read-only) \??\m: b903668933c741567172b3ae743d9700N.exe File opened (read-only) \??\o: b903668933c741567172b3ae743d9700N.exe File opened (read-only) \??\s: b903668933c741567172b3ae743d9700N.exe File opened (read-only) \??\g: b903668933c741567172b3ae743d9700N.exe File opened (read-only) \??\i: b903668933c741567172b3ae743d9700N.exe File opened (read-only) \??\l: b903668933c741567172b3ae743d9700N.exe File opened (read-only) \??\q: b903668933c741567172b3ae743d9700N.exe File opened (read-only) \??\v: b903668933c741567172b3ae743d9700N.exe File opened (read-only) \??\x: b903668933c741567172b3ae743d9700N.exe File opened (read-only) \??\y: b903668933c741567172b3ae743d9700N.exe File opened (read-only) \??\z: b903668933c741567172b3ae743d9700N.exe File opened (read-only) \??\e: b903668933c741567172b3ae743d9700N.exe File opened (read-only) \??\k: b903668933c741567172b3ae743d9700N.exe File opened (read-only) \??\n: b903668933c741567172b3ae743d9700N.exe File opened (read-only) \??\p: b903668933c741567172b3ae743d9700N.exe File opened (read-only) \??\r: b903668933c741567172b3ae743d9700N.exe File opened (read-only) \??\t: b903668933c741567172b3ae743d9700N.exe File opened (read-only) \??\w: b903668933c741567172b3ae743d9700N.exe File opened (read-only) \??\a: b903668933c741567172b3ae743d9700N.exe File opened (read-only) \??\h: b903668933c741567172b3ae743d9700N.exe File opened (read-only) \??\j: b903668933c741567172b3ae743d9700N.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 9 ip-api.com 46 ip-api.com -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/files/0x00070000000234d5-46.dat autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4088 set thread context of 2720 4088 b903668933c741567172b3ae743d9700N.exe 91 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Program crash 4 IoCs
pid pid_target Process procid_target 2744 3344 WerFault.exe 86 2520 1912 WerFault.exe 109 1512 1304 WerFault.exe 99 4840 3808 WerFault.exe 125 -
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 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 b903668933c741567172b3ae743d9700N.exe 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 b903668933c741567172b3ae743d9700N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1216 PING.EXE 1296 PING.EXE -
Runs ping.exe 1 TTPs 2 IoCs
pid Process 1216 PING.EXE 1296 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 4592 schtasks.exe 1436 schtasks.exe 1936 schtasks.exe 4376 schtasks.exe 2272 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4088 b903668933c741567172b3ae743d9700N.exe 4088 b903668933c741567172b3ae743d9700N.exe 4088 b903668933c741567172b3ae743d9700N.exe 4088 b903668933c741567172b3ae743d9700N.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3928 windef.exe Token: SeDebugPrivilege 1304 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1304 winsock.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 4088 wrote to memory of 3344 4088 b903668933c741567172b3ae743d9700N.exe 86 PID 4088 wrote to memory of 3344 4088 b903668933c741567172b3ae743d9700N.exe 86 PID 4088 wrote to memory of 3344 4088 b903668933c741567172b3ae743d9700N.exe 86 PID 3344 wrote to memory of 1036 3344 vnc.exe 89 PID 3344 wrote to memory of 1036 3344 vnc.exe 89 PID 4088 wrote to memory of 3928 4088 b903668933c741567172b3ae743d9700N.exe 88 PID 4088 wrote to memory of 3928 4088 b903668933c741567172b3ae743d9700N.exe 88 PID 4088 wrote to memory of 3928 4088 b903668933c741567172b3ae743d9700N.exe 88 PID 3344 wrote to memory of 1036 3344 vnc.exe 89 PID 4088 wrote to memory of 2720 4088 b903668933c741567172b3ae743d9700N.exe 91 PID 4088 wrote to memory of 2720 4088 b903668933c741567172b3ae743d9700N.exe 91 PID 4088 wrote to memory of 2720 4088 b903668933c741567172b3ae743d9700N.exe 91 PID 4088 wrote to memory of 2720 4088 b903668933c741567172b3ae743d9700N.exe 91 PID 4088 wrote to memory of 2720 4088 b903668933c741567172b3ae743d9700N.exe 91 PID 4088 wrote to memory of 1936 4088 b903668933c741567172b3ae743d9700N.exe 93 PID 4088 wrote to memory of 1936 4088 b903668933c741567172b3ae743d9700N.exe 93 PID 4088 wrote to memory of 1936 4088 b903668933c741567172b3ae743d9700N.exe 93 PID 3928 wrote to memory of 4376 3928 windef.exe 97 PID 3928 wrote to memory of 4376 3928 windef.exe 97 PID 3928 wrote to memory of 4376 3928 windef.exe 97 PID 3928 wrote to memory of 1304 3928 windef.exe 99 PID 3928 wrote to memory of 1304 3928 windef.exe 99 PID 3928 wrote to memory of 1304 3928 windef.exe 99 PID 1304 wrote to memory of 2272 1304 winsock.exe 100 PID 1304 wrote to memory of 2272 1304 winsock.exe 100 PID 1304 wrote to memory of 2272 1304 winsock.exe 100
Processes
-
C:\Users\Admin\AppData\Local\Temp\b903668933c741567172b3ae743d9700N.exe"C:\Users\Admin\AppData\Local\Temp\b903668933c741567172b3ae743d9700N.exe"1⤵
- Quasar RAT
- 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:4088 -
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:3344 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:1036
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3344 -s 5483⤵
- Program crash
PID:2744
-
-
-
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:3928 -
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:4376
-
-
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:1304 -
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:2272
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5dvljKdIJH9f.bat" "4⤵PID:3472
-
C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:2108
-
-
C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:1216
-
-
C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"5⤵PID:3808
-
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:1436
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\C9uh5DZuswTm.bat" "6⤵PID:3516
-
C:\Windows\SysWOW64\chcp.comchcp 650017⤵PID:4936
-
-
C:\Windows\SysWOW64\PING.EXEping -n 10 localhost7⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:1296
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3808 -s 22366⤵
- Program crash
PID:4840
-
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1304 -s 20204⤵
- Program crash
PID:1512
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\b903668933c741567172b3ae743d9700N.exe"C:\Users\Admin\AppData\Local\Temp\b903668933c741567172b3ae743d9700N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2720
-
-
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:1936
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3344 -ip 33441⤵PID:1564
-
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe1⤵PID:5020
-
C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵PID:1912
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:4112
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1912 -s 5203⤵
- Program crash
PID:2520
-
-
-
C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵PID:2096
-
-
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"2⤵PID:4404
-
-
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:4592
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1912 -ip 19121⤵PID:2932
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 1304 -ip 13041⤵PID:1856
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 3808 -ip 38081⤵PID:5112
-
C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service1⤵PID:664
-
C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service1⤵PID:4268
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1KB
MD510eab9c2684febb5327b6976f2047587
SHA1a12ed54146a7f5c4c580416aecb899549712449e
SHA256f49dbd55029bfbc15134f7c6a4f967d6c39142c63f2e8f1f8c78fab108a2c928
SHA5127e5fd90fffae723bd0c662a90e0730b507805f072771ee673d1d8c262dbf60c8a03ba5fe088f699a97c2e886380de158b2ccd59ee62e3d012dd6dd14ea9d0e50
-
Filesize
208B
MD5ff2b98fd0fc735d648f4305404c2278c
SHA1a76b720032a9ae7d036b92ba096047d922b4861a
SHA2567c2a9ca8f9f4033eea468fd1caf5f83ddbd6fc8a366d7c3a450a51b132ffab5e
SHA5128c1e20f8fed7f79655ac28fc0b27f780ad3af716b54ad3d650fb8cd01e45cef7a1d0be1cf3369948e360780dd226fe16822510c8ffa388d8559b81a1f7f2de4e
-
Filesize
208B
MD5f46d887c927da4504be5d8c9835b4480
SHA14361968f0d1ca02409a686eeff1ee7ca2f75011d
SHA2566275d808efaa6f9a8d9ee4c3c1391af7caa7023c08d96ab6c129531db898b028
SHA512dd7e962b24c07066ac0570c78c41c458d5b7b66cbbcd62eb2ed03aeb0d645df90a3f2964fd7170d32f45f9c587507b5e10967a6d09a47e8431cd320c5700020b
-
Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
-
Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb
-
Filesize
224B
MD5e8d0d236659caa2a2e85099de53ff1b7
SHA1129ecbd9fc0e00a0958dc63b8cba897405acaa2d
SHA256ec57aa1d4d50864ea0b202db4cb68730f5b395c934535c836f344be6c5ab769c
SHA512f274d06dccb834bb158f6ea5469adaafb313902886d7c6a79d35ea30b63a4f5d91ad696f29782576a37c82f470faf54fbabc5f29430f1a96a7ae9fd934ad776c
-
Filesize
2.0MB
MD5686df430d81821e1b5a607df6ac54dee
SHA12ecc0929b0cd84aea4eeabcfbfb04a3d7854dbbf
SHA256d6b97992bfb0d28af01bc6ca81ab0d40575ed14816b687715a686111353b6289
SHA512882483bd0e6278b563d56f2bae701c8d62a98225636b64ddeac84f649a73a46ec23b7eab4cf6d485afdb87ba7bd4a10b30eaf95da75f740d86685fef76f51177