Analysis
- max time kernel
5s - max time network
101s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system - submitted
25/08/2024, 01:33
Behavioral task
behavioral1
Sample
74c78834a7cc678d1d894b34616cd540N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
74c78834a7cc678d1d894b34616cd540N.exe
Resource
win10v2004-20240802-en
General
- Target 74c78834a7cc678d1d894b34616cd540N.exe
- Size 2.0MB
- Sample240825-bykats1drd
- SHA256 680fd298f66fddbefeb7bcab0d39433549f59549faf8cdb251f8948a5fb8b1db
- MD5 74c78834a7cc678d1d894b34616cd540
- SHA1 2f44f3133de7143a241898d9e108aea1622705d6
- SHA512 510381143f23262db4f153655badde2bb6c29859014e12f511c35b65d0b46d82920fd90a8c0383c1c9e766b043d09a95b203270bc2e0e79fd4cef045e9cea94a
- SSDEEP 24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYL:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YB
- MD5 SHA1 SHA512 SSDEEP
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.
- Quasar payload 3 IoCs
resource yara_rule behavioral2/files/0x00070000000234a9-12.dat family_quasar behavioral2/memory/5100-30-0x0000000000B80000-0x0000000000BDE000-memory.dmp family_quasar behavioral2/files/0x00070000000234ab-53.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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation 74c78834a7cc678d1d894b34616cd540N.exe - Executes dropped EXE 3 IoCs
pid Process 2888 vnc.exe 5100 windef.exe 1868 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) \??\b: 74c78834a7cc678d1d894b34616cd540N.exe File opened (read-only) \??\g: 74c78834a7cc678d1d894b34616cd540N.exe File opened (read-only) \??\h: 74c78834a7cc678d1d894b34616cd540N.exe File opened (read-only) \??\i: 74c78834a7cc678d1d894b34616cd540N.exe File opened (read-only) \??\l: 74c78834a7cc678d1d894b34616cd540N.exe File opened (read-only) \??\q: 74c78834a7cc678d1d894b34616cd540N.exe File opened (read-only) \??\z: 74c78834a7cc678d1d894b34616cd540N.exe File opened (read-only) \??\j: 74c78834a7cc678d1d894b34616cd540N.exe File opened (read-only) \??\n: 74c78834a7cc678d1d894b34616cd540N.exe File opened (read-only) \??\s: 74c78834a7cc678d1d894b34616cd540N.exe File opened (read-only) \??\u: 74c78834a7cc678d1d894b34616cd540N.exe File opened (read-only) \??\a: 74c78834a7cc678d1d894b34616cd540N.exe File opened (read-only) \??\e: 74c78834a7cc678d1d894b34616cd540N.exe File opened (read-only) \??\k: 74c78834a7cc678d1d894b34616cd540N.exe File opened (read-only) \??\m: 74c78834a7cc678d1d894b34616cd540N.exe File opened (read-only) \??\t: 74c78834a7cc678d1d894b34616cd540N.exe File opened (read-only) \??\y: 74c78834a7cc678d1d894b34616cd540N.exe File opened (read-only) \??\o: 74c78834a7cc678d1d894b34616cd540N.exe File opened (read-only) \??\p: 74c78834a7cc678d1d894b34616cd540N.exe File opened (read-only) \??\r: 74c78834a7cc678d1d894b34616cd540N.exe File opened (read-only) \??\v: 74c78834a7cc678d1d894b34616cd540N.exe File opened (read-only) \??\w: 74c78834a7cc678d1d894b34616cd540N.exe File opened (read-only) \??\x: 74c78834a7cc678d1d894b34616cd540N.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/0x00070000000234ab-53.dat autoit_exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3184 set thread context of 2156 3184 74c78834a7cc678d1d894b34616cd540N.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 3020 2888 WerFault.exe 85 4280 1868 WerFault.exe 99 5032 4636 WerFault.exe 121 1248 1680 WerFault.exe 117 - 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 74c78834a7cc678d1d894b34616cd540N.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 74c78834a7cc678d1d894b34616cd540N.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 - System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2548 PING.EXE 2532 PING.EXE - Runs ping.exe 1 TTPs 2 IoCs
pid Process 2548 PING.EXE 2532 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 4088 schtasks.exe 372 schtasks.exe 4752 schtasks.exe 2100 schtasks.exe 1004 schtasks.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3184 74c78834a7cc678d1d894b34616cd540N.exe 3184 74c78834a7cc678d1d894b34616cd540N.exe 3184 74c78834a7cc678d1d894b34616cd540N.exe 3184 74c78834a7cc678d1d894b34616cd540N.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 5100 windef.exe Token: SeDebugPrivilege 1868 winsock.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1868 winsock.exe - Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 3184 wrote to memory of 2888 3184 74c78834a7cc678d1d894b34616cd540N.exe 85 PID 3184 wrote to memory of 2888 3184 74c78834a7cc678d1d894b34616cd540N.exe 85 PID 3184 wrote to memory of 2888 3184 74c78834a7cc678d1d894b34616cd540N.exe 85 PID 2888 wrote to memory of 1368 2888 vnc.exe 88 PID 2888 wrote to memory of 1368 2888 vnc.exe 88 PID 3184 wrote to memory of 5100 3184 74c78834a7cc678d1d894b34616cd540N.exe 89 PID 3184 wrote to memory of 5100 3184 74c78834a7cc678d1d894b34616cd540N.exe 89 PID 3184 wrote to memory of 5100 3184 74c78834a7cc678d1d894b34616cd540N.exe 89 PID 2888 wrote to memory of 1368 2888 vnc.exe 88 PID 3184 wrote to memory of 2156 3184 74c78834a7cc678d1d894b34616cd540N.exe 91 PID 3184 wrote to memory of 2156 3184 74c78834a7cc678d1d894b34616cd540N.exe 91 PID 3184 wrote to memory of 2156 3184 74c78834a7cc678d1d894b34616cd540N.exe 91 PID 3184 wrote to memory of 2156 3184 74c78834a7cc678d1d894b34616cd540N.exe 91 PID 3184 wrote to memory of 2156 3184 74c78834a7cc678d1d894b34616cd540N.exe 91 PID 3184 wrote to memory of 4088 3184 74c78834a7cc678d1d894b34616cd540N.exe 93 PID 3184 wrote to memory of 4088 3184 74c78834a7cc678d1d894b34616cd540N.exe 93 PID 3184 wrote to memory of 4088 3184 74c78834a7cc678d1d894b34616cd540N.exe 93 PID 5100 wrote to memory of 372 5100 windef.exe 97 PID 5100 wrote to memory of 372 5100 windef.exe 97 PID 5100 wrote to memory of 372 5100 windef.exe 97 PID 5100 wrote to memory of 1868 5100 windef.exe 99 PID 5100 wrote to memory of 1868 5100 windef.exe 99 PID 5100 wrote to memory of 1868 5100 windef.exe 99 PID 1868 wrote to memory of 4752 1868 winsock.exe 100 PID 1868 wrote to memory of 4752 1868 winsock.exe 100 PID 1868 wrote to memory of 4752 1868 winsock.exe 100
Processes
-
C:\Users\Admin\AppData\Local\Temp\74c78834a7cc678d1d894b34616cd540N.exe"C:\Users\Admin\AppData\Local\Temp\74c78834a7cc678d1d894b34616cd540N.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:3184 -
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:2888 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:1368
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2888 -s 5563⤵
- Program crash
PID:3020
-
-
-
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:5100 -
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:372
-
-
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:1868 -
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:4752
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\jaQu8WEp0HLj.bat" "4⤵PID:4016
-
C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:1052
-
-
C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2548
-
-
C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"5⤵PID:1680
-
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:2100
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\LKMW35HAGQj2.bat" "6⤵PID:2984
-
C:\Windows\SysWOW64\chcp.comchcp 650017⤵PID:5100
-
-
C:\Windows\SysWOW64\PING.EXEping -n 10 localhost7⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2532
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1680 -s 22406⤵
- Program crash
PID:1248
-
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1868 -s 22844⤵
- Program crash
PID:4280
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\74c78834a7cc678d1d894b34616cd540N.exe"C:\Users\Admin\AppData\Local\Temp\74c78834a7cc678d1d894b34616cd540N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2156
-
-
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:4088
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2888 -ip 28881⤵PID:2100
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1868 -ip 18681⤵PID:1372
-
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe1⤵PID:3556
-
C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵PID:4636
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:5020
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4636 -s 5283⤵
- Program crash
PID:5032
-
-
-
C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵PID:3588
-
-
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"2⤵PID:3888
-
-
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:1004
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4636 -ip 46361⤵PID:4032
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 1680 -ip 16801⤵PID:4268
-
C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service1⤵PID:2364
-
C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service1⤵PID:3840
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\windef.exe.log
- Size 1KB
- SHA256 f49dbd55029bfbc15134f7c6a4f967d6c39142c63f2e8f1f8c78fab108a2c928
- MD5 10eab9c2684febb5327b6976f2047587
- SHA1 a12ed54146a7f5c4c580416aecb899549712449e
- SHA512 7e5fd90fffae723bd0c662a90e0730b507805f072771ee673d1d8c262dbf60c8a03ba5fe088f699a97c2e886380de158b2ccd59ee62e3d012dd6dd14ea9d0e50
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\LKMW35HAGQj2.bat
- Size 208B
- SHA256 97855c399bb44ea8ccb123fcb09e57728a89a022aad8b827ce6d1aaa299b1e00
- MD5 a127d1bfdb7c0950f91e0367efcb1a27
- SHA1 62f7216d51ee0d52ead0ef08e91e7be0c092b1e1
- SHA512 5fc811ad521ea0ef8c557dd8430cb778a488d4e71a5ab97f1c74b09e16281d4a9ed68f4576d6c8cd8b2e889aa4cd53851331b06577ef7cf929ae23a38c4687ee
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\jaQu8WEp0HLj.bat
- Size 208B
- SHA256 14ff28721ec3a5ff746b8753d6c13f5ab399475d75168ec4186a91f70f6df917
- MD5 b2070217c7e2b67364994ac36a70b51c
- SHA1 969ca99ba0bd960c8e8c8dadb9d252f415fc327a
- SHA512 07ce2c2caa03dc03c3d4eacbed44604fa0a91d6b00377180eee53f5cd914f8f731e88f4603768b7875f7bcc1a18c4be24db655fd5b8c0b3ce4ceae61c150d8c7
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\vnc.exe
- Size 405KB
- SHA256 4e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
- MD5 b8ba87ee4c3fc085a2fed0d839aadce1
- SHA1 b3a2e3256406330e8b1779199bb2b9865122d766
- SHA512 7a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
- SSDEEP 6144:k6laOx87Xnl7xKK3iDgExiOP+MrRmD+PQXhEHlIxJKqM01FloHJh7GIA4hVvi:k6YmenBMKSUlm+4arHlgJNGIA4hVvi
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\windef.exe
- Size 349KB
- SHA256 7050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
- MD5 b4a202e03d4135484d0e730173abcc72
- SHA1 01b30014545ea526c15a60931d676f9392ea0c70
- SHA512 632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb
- SSDEEP 6144:8K2J10qdSlEc39HGx5yVmnKKJfotFCuHi/b25s/Wz0J:8KF6y0KKlotF3iKO/Wz0J
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\Logs\08-25-2024
- Size 224B
- SHA256 e1e62c90d73667fa625fed88765afaf5531ad9e32091a184b78c8f0e1dad6167
- MD5 452dde54b56d8073fb92b5d37b67c304
- SHA1 b657f1942286ad4403729ba7e8e688ff6637f0a6
- SHA512 50d506818050dce6cd60e68830bedb76ff390364d958c58c0d1a458d79b35e6b32a1d585d623c6ed375533661f3626af07f6d4e8e445a0298e005f73c506327a
- MD5 SHA1 SHA512
- Path C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
- Size 2.0MB
- SHA256 f55bd9f4a8134a33b82cffa3dcad103f5b1683203742304473ecebdf7cd2f04a
- MD5 b19663514d14642d71a4b58feccb9565
- SHA1 7115e77ffd2fd085f79883d3d042f3e767d1ca55
- SHA512 4fce2c421cfc2aa154dd5cd57b1ad6217b1cb8e48c40dd89b6c05fdf2b999e491e56e30968e28d66631b4503a339719c2188d736c60b53ff6f783089258d2810
- SSDEEP 24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY3:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yd
- MD5 SHA1 SHA512 SSDEEP