Analysis
-
max time kernel
6s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
16-09-2024 16:36
Behavioral task
behavioral1
Sample
f4cc835aa7a27996220d99087edb1f80.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f4cc835aa7a27996220d99087edb1f80.exe
Resource
win10v2004-20240802-en
General
-
Target
f4cc835aa7a27996220d99087edb1f80.exe
-
Size
2.0MB
-
MD5
f4cc835aa7a27996220d99087edb1f80
-
SHA1
52c2ca6765887cd0e060d25a6439de8a7ad97504
-
SHA256
35a5d806136c768e95a39a2a7bfdd0246714600cda889e0351afd819170fc5df
-
SHA512
d14356c0f4d4caffefe556f86dcfa83dab5c3759c31d468846fd9f77da82cc2101b679b4c3f29f18d01b0f9e592ef2780f878d24f7555c03afa4eb583bc41365
-
SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYN:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YP
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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f4cc835aa7a27996220d99087edb1f80.exe 7 ip-api.com Process not Found 52 ip-api.com Process not Found -
Quasar payload 3 IoCs
resource yara_rule behavioral2/files/0x0007000000023508-12.dat family_quasar behavioral2/memory/4472-31-0x0000000000630000-0x000000000068E000-memory.dmp family_quasar behavioral2/files/0x000700000002350a-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-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation f4cc835aa7a27996220d99087edb1f80.exe -
Executes dropped EXE 3 IoCs
pid Process 2032 vnc.exe 4472 windef.exe 1092 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: f4cc835aa7a27996220d99087edb1f80.exe File opened (read-only) \??\z: f4cc835aa7a27996220d99087edb1f80.exe File opened (read-only) \??\a: f4cc835aa7a27996220d99087edb1f80.exe File opened (read-only) \??\b: f4cc835aa7a27996220d99087edb1f80.exe File opened (read-only) \??\n: f4cc835aa7a27996220d99087edb1f80.exe File opened (read-only) \??\r: f4cc835aa7a27996220d99087edb1f80.exe File opened (read-only) \??\t: f4cc835aa7a27996220d99087edb1f80.exe File opened (read-only) \??\u: f4cc835aa7a27996220d99087edb1f80.exe File opened (read-only) \??\y: f4cc835aa7a27996220d99087edb1f80.exe File opened (read-only) \??\e: f4cc835aa7a27996220d99087edb1f80.exe File opened (read-only) \??\k: f4cc835aa7a27996220d99087edb1f80.exe File opened (read-only) \??\m: f4cc835aa7a27996220d99087edb1f80.exe File opened (read-only) \??\o: f4cc835aa7a27996220d99087edb1f80.exe File opened (read-only) \??\p: f4cc835aa7a27996220d99087edb1f80.exe File opened (read-only) \??\w: f4cc835aa7a27996220d99087edb1f80.exe File opened (read-only) \??\g: f4cc835aa7a27996220d99087edb1f80.exe File opened (read-only) \??\h: f4cc835aa7a27996220d99087edb1f80.exe File opened (read-only) \??\j: f4cc835aa7a27996220d99087edb1f80.exe File opened (read-only) \??\v: f4cc835aa7a27996220d99087edb1f80.exe File opened (read-only) \??\x: f4cc835aa7a27996220d99087edb1f80.exe File opened (read-only) \??\i: f4cc835aa7a27996220d99087edb1f80.exe File opened (read-only) \??\l: f4cc835aa7a27996220d99087edb1f80.exe File opened (read-only) \??\s: f4cc835aa7a27996220d99087edb1f80.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 7 ip-api.com 52 ip-api.com -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/files/0x000700000002350a-52.dat autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4284 set thread context of 4948 4284 f4cc835aa7a27996220d99087edb1f80.exe 87 -
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 2756 2032 WerFault.exe 82 4288 1092 WerFault.exe 95 3432 4352 WerFault.exe 116 1176 212 WerFault.exe 112 -
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 f4cc835aa7a27996220d99087edb1f80.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 f4cc835aa7a27996220d99087edb1f80.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 4108 PING.EXE 2192 PING.EXE -
Runs ping.exe 1 TTPs 2 IoCs
pid Process 4108 PING.EXE 2192 PING.EXE -
Scheduled Task/Job: Scheduled Task 1 TTPs 6 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1980 schtasks.exe 448 schtasks.exe 2128 schtasks.exe 208 schtasks.exe 4444 schtasks.exe 1084 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4284 f4cc835aa7a27996220d99087edb1f80.exe 4284 f4cc835aa7a27996220d99087edb1f80.exe 4284 f4cc835aa7a27996220d99087edb1f80.exe 4284 f4cc835aa7a27996220d99087edb1f80.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4472 windef.exe Token: SeDebugPrivilege 1092 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1092 winsock.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 4284 wrote to memory of 2032 4284 f4cc835aa7a27996220d99087edb1f80.exe 82 PID 4284 wrote to memory of 2032 4284 f4cc835aa7a27996220d99087edb1f80.exe 82 PID 4284 wrote to memory of 2032 4284 f4cc835aa7a27996220d99087edb1f80.exe 82 PID 2032 wrote to memory of 4516 2032 vnc.exe 84 PID 2032 wrote to memory of 4516 2032 vnc.exe 84 PID 4284 wrote to memory of 4472 4284 f4cc835aa7a27996220d99087edb1f80.exe 85 PID 4284 wrote to memory of 4472 4284 f4cc835aa7a27996220d99087edb1f80.exe 85 PID 4284 wrote to memory of 4472 4284 f4cc835aa7a27996220d99087edb1f80.exe 85 PID 2032 wrote to memory of 4516 2032 vnc.exe 84 PID 4284 wrote to memory of 4948 4284 f4cc835aa7a27996220d99087edb1f80.exe 87 PID 4284 wrote to memory of 4948 4284 f4cc835aa7a27996220d99087edb1f80.exe 87 PID 4284 wrote to memory of 4948 4284 f4cc835aa7a27996220d99087edb1f80.exe 87 PID 4284 wrote to memory of 4948 4284 f4cc835aa7a27996220d99087edb1f80.exe 87 PID 4284 wrote to memory of 4948 4284 f4cc835aa7a27996220d99087edb1f80.exe 87 PID 4284 wrote to memory of 4444 4284 f4cc835aa7a27996220d99087edb1f80.exe 89 PID 4284 wrote to memory of 4444 4284 f4cc835aa7a27996220d99087edb1f80.exe 89 PID 4284 wrote to memory of 4444 4284 f4cc835aa7a27996220d99087edb1f80.exe 89 PID 4472 wrote to memory of 1084 4472 windef.exe 93 PID 4472 wrote to memory of 1084 4472 windef.exe 93 PID 4472 wrote to memory of 1084 4472 windef.exe 93 PID 4472 wrote to memory of 1092 4472 windef.exe 95 PID 4472 wrote to memory of 1092 4472 windef.exe 95 PID 4472 wrote to memory of 1092 4472 windef.exe 95 PID 1092 wrote to memory of 1980 1092 winsock.exe 98 PID 1092 wrote to memory of 1980 1092 winsock.exe 98 PID 1092 wrote to memory of 1980 1092 winsock.exe 98
Processes
-
C:\Users\Admin\AppData\Local\Temp\f4cc835aa7a27996220d99087edb1f80.exe"C:\Users\Admin\AppData\Local\Temp\f4cc835aa7a27996220d99087edb1f80.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:4284 -
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:2032 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:4516
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2032 -s 5483⤵
- Program crash
PID:2756
-
-
-
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:4472 -
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:1084
-
-
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:1092 -
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:1980
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\XIz9ebmCtufO.bat" "4⤵PID:3500
-
C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:3076
-
-
C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:4108
-
-
C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"5⤵PID:212
-
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:448
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\qjJGSPruq1hG.bat" "6⤵PID:4560
-
C:\Windows\SysWOW64\chcp.comchcp 650017⤵PID:4968
-
-
C:\Windows\SysWOW64\PING.EXEping -n 10 localhost7⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2192
-
-
C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"7⤵PID:2632
-
C:\Windows\SysWOW64\schtasks.exe"schtasks" /create /tn "win defender run" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe" /rl HIGHEST /f8⤵
- Scheduled Task/Job: Scheduled Task
PID:208
-
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 22886⤵
- Program crash
PID:1176
-
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1092 -s 17004⤵
- Program crash
PID:4288
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\f4cc835aa7a27996220d99087edb1f80.exe"C:\Users\Admin\AppData\Local\Temp\f4cc835aa7a27996220d99087edb1f80.exe"2⤵
- System Location Discovery: System Language Discovery
PID:4948
-
-
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:4444
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2032 -ip 20321⤵PID:2372
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1092 -ip 10921⤵PID:632
-
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe1⤵PID:316
-
C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵PID:4352
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2436
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4352 -s 5203⤵
- Program crash
PID:3432
-
-
-
C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵PID:3708
-
-
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"2⤵PID:3976
-
-
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:2128
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 4352 -ip 43521⤵PID:3616
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 212 -ip 2121⤵PID:4448
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1KB
MD510eab9c2684febb5327b6976f2047587
SHA1a12ed54146a7f5c4c580416aecb899549712449e
SHA256f49dbd55029bfbc15134f7c6a4f967d6c39142c63f2e8f1f8c78fab108a2c928
SHA5127e5fd90fffae723bd0c662a90e0730b507805f072771ee673d1d8c262dbf60c8a03ba5fe088f699a97c2e886380de158b2ccd59ee62e3d012dd6dd14ea9d0e50
-
Filesize
208B
MD575ce3248905c11d5315766e5c71d25ca
SHA18d0ff3f02812314c3b10b4278a29d3e69de217d1
SHA256cc0f56f898a758436aae86607953a4cdc3828ba258ca50765f82567fb9f0f3b3
SHA512c6a57e872d5742ae86516c0fef7b971feca517569f02a5f82716729cc1d882f71446bda6055c4620cf23c77623f33df9529f5e28d928031e4fd88eb50c39dfe5
-
Filesize
208B
MD55eb80c461e00a799694b2456c68261b7
SHA1a087ecbb4280306b2931a6c5ab69148a362e1791
SHA256ac0095380626453f8647af26017cadbef8fd44eb9aa7c3211997871a439e9b4f
SHA512d99343ed9575e478a8140a6ed78de986bcd761855edae3ec148bcf4cbbee15e8dadbf9fa9ca975bfdb249a4a16dd1c465bedc74b5dfd91748a9be8078f9ee7c4
-
Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
-
Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb
-
Filesize
224B
MD52b1483f7b469038c79905761e72a870d
SHA142b2e8410bec742a770d59c5827840bc1fd50c42
SHA256c8e0b621c05b46551c293ae0858f8e5d1835687123c7dadaa6e66b09f97f6162
SHA512c4046316597b1cf9da6ffec9ec3e99f2ef00fd69c6b34435693f8f08d5724d76b1fef275308dee3079fecd4b2a61ea9bec30085e0269b98138893fd76be61820
-
Filesize
224B
MD5ebc4653f185e50555575bc8bd3548752
SHA19dab9799e27cc3709d16d0533796de5d69b24e3d
SHA2560440411b94ea1a5ae2dc0e20496a91f9da83c22a95a571fbbea7308685e5172f
SHA5125971760aefd041314bd48ff48bc327778ef1aa8e0c1ac56400196dab063b968dfa216779d59aebeabd15777369f1b87b99266f51d43dc87db7a523b77bb7e655
-
Filesize
2.0MB
MD5f89f8ed97deac99764365b658a4280af
SHA1d6d7d8cbb72f91bfe81bc25e881fc0f18b549d40
SHA256d1af1ff94294477c988fdcbc1f5a924d93a95d72bf37d7522261286a481365b7
SHA512e6e71701830c5f17c662c8558ac53070a44f912c2f5ee4862c6286f14400bc2a6bb5c2532e9e4dd0fea67f521a6a95ba1b3e197aa6a459b8ff8415af6db3110e