Analysis
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max time kernel
4s -
max time network
113s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
03-09-2024 12:19
Behavioral task
behavioral1
Sample
42dceb3d5a022127275e06b244d4c450N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
42dceb3d5a022127275e06b244d4c450N.exe
Resource
win10v2004-20240802-en
General
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Target
42dceb3d5a022127275e06b244d4c450N.exe
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Size
2.0MB
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MD5
42dceb3d5a022127275e06b244d4c450
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SHA1
574fd2f59de60497c600ab310c8bff85afc0a6eb
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SHA256
51a3616542477bb0c9a9cc0529e070782f8dd41c80e2ff2ea5dbdce15a7fe31d
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SHA512
eb753850832206deb9dc528dce4f3535c53639461d954a3634f549ca72f8805b19a8dfcd2e57f1182cf04819006e0437f9f74c78514b7da4b589c2d496fb82a2
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYo:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y2
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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description flow ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 42dceb3d5a022127275e06b244d4c450N.exe 9 ip-api.com Process not Found 55 ip-api.com Process not Found -
Quasar payload 3 IoCs
resource yara_rule behavioral2/files/0x0007000000023564-12.dat family_quasar behavioral2/memory/3448-30-0x00000000006C0000-0x000000000071E000-memory.dmp family_quasar behavioral2/files/0x0007000000023566-53.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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation 42dceb3d5a022127275e06b244d4c450N.exe -
Executes dropped EXE 2 IoCs
pid Process 2076 vnc.exe 3448 windef.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) \??\o: 42dceb3d5a022127275e06b244d4c450N.exe File opened (read-only) \??\w: 42dceb3d5a022127275e06b244d4c450N.exe File opened (read-only) \??\j: 42dceb3d5a022127275e06b244d4c450N.exe File opened (read-only) \??\n: 42dceb3d5a022127275e06b244d4c450N.exe File opened (read-only) \??\s: 42dceb3d5a022127275e06b244d4c450N.exe File opened (read-only) \??\x: 42dceb3d5a022127275e06b244d4c450N.exe File opened (read-only) \??\a: 42dceb3d5a022127275e06b244d4c450N.exe File opened (read-only) \??\b: 42dceb3d5a022127275e06b244d4c450N.exe File opened (read-only) \??\e: 42dceb3d5a022127275e06b244d4c450N.exe File opened (read-only) \??\p: 42dceb3d5a022127275e06b244d4c450N.exe File opened (read-only) \??\q: 42dceb3d5a022127275e06b244d4c450N.exe File opened (read-only) \??\t: 42dceb3d5a022127275e06b244d4c450N.exe File opened (read-only) \??\u: 42dceb3d5a022127275e06b244d4c450N.exe File opened (read-only) \??\g: 42dceb3d5a022127275e06b244d4c450N.exe File opened (read-only) \??\l: 42dceb3d5a022127275e06b244d4c450N.exe File opened (read-only) \??\m: 42dceb3d5a022127275e06b244d4c450N.exe File opened (read-only) \??\r: 42dceb3d5a022127275e06b244d4c450N.exe File opened (read-only) \??\v: 42dceb3d5a022127275e06b244d4c450N.exe File opened (read-only) \??\y: 42dceb3d5a022127275e06b244d4c450N.exe File opened (read-only) \??\z: 42dceb3d5a022127275e06b244d4c450N.exe File opened (read-only) \??\h: 42dceb3d5a022127275e06b244d4c450N.exe File opened (read-only) \??\i: 42dceb3d5a022127275e06b244d4c450N.exe File opened (read-only) \??\k: 42dceb3d5a022127275e06b244d4c450N.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 55 ip-api.com -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/files/0x0007000000023566-53.dat autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4512 set thread context of 1264 4512 42dceb3d5a022127275e06b244d4c450N.exe 94 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 4 IoCs
pid pid_target Process procid_target 1152 2076 WerFault.exe 91 4528 4740 WerFault.exe 104 3028 2948 WerFault.exe 126 1960 1728 WerFault.exe 121 -
System Location Discovery: System Language Discovery 1 TTPs 6 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 42dceb3d5a022127275e06b244d4c450N.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 42dceb3d5a022127275e06b244d4c450N.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 1316 PING.EXE 4648 PING.EXE -
Runs ping.exe 1 TTPs 2 IoCs
pid Process 1316 PING.EXE 4648 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 880 schtasks.exe 4272 schtasks.exe 820 schtasks.exe 3204 schtasks.exe 2584 schtasks.exe 4372 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4512 42dceb3d5a022127275e06b244d4c450N.exe 4512 42dceb3d5a022127275e06b244d4c450N.exe 4512 42dceb3d5a022127275e06b244d4c450N.exe 4512 42dceb3d5a022127275e06b244d4c450N.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3448 windef.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 4512 wrote to memory of 2076 4512 42dceb3d5a022127275e06b244d4c450N.exe 91 PID 4512 wrote to memory of 2076 4512 42dceb3d5a022127275e06b244d4c450N.exe 91 PID 4512 wrote to memory of 2076 4512 42dceb3d5a022127275e06b244d4c450N.exe 91 PID 4512 wrote to memory of 3448 4512 42dceb3d5a022127275e06b244d4c450N.exe 93 PID 4512 wrote to memory of 3448 4512 42dceb3d5a022127275e06b244d4c450N.exe 93 PID 4512 wrote to memory of 3448 4512 42dceb3d5a022127275e06b244d4c450N.exe 93 PID 4512 wrote to memory of 1264 4512 42dceb3d5a022127275e06b244d4c450N.exe 94 PID 4512 wrote to memory of 1264 4512 42dceb3d5a022127275e06b244d4c450N.exe 94 PID 4512 wrote to memory of 1264 4512 42dceb3d5a022127275e06b244d4c450N.exe 94 PID 4512 wrote to memory of 1264 4512 42dceb3d5a022127275e06b244d4c450N.exe 94 PID 4512 wrote to memory of 1264 4512 42dceb3d5a022127275e06b244d4c450N.exe 94 PID 2076 wrote to memory of 2020 2076 vnc.exe 95 PID 2076 wrote to memory of 2020 2076 vnc.exe 95 PID 2076 wrote to memory of 2020 2076 vnc.exe 95 PID 4512 wrote to memory of 880 4512 42dceb3d5a022127275e06b244d4c450N.exe 97 PID 4512 wrote to memory of 880 4512 42dceb3d5a022127275e06b244d4c450N.exe 97 PID 4512 wrote to memory of 880 4512 42dceb3d5a022127275e06b244d4c450N.exe 97 PID 3448 wrote to memory of 4272 3448 windef.exe 102 PID 3448 wrote to memory of 4272 3448 windef.exe 102 PID 3448 wrote to memory of 4272 3448 windef.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\42dceb3d5a022127275e06b244d4c450N.exe"C:\Users\Admin\AppData\Local\Temp\42dceb3d5a022127275e06b244d4c450N.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:4512 -
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:2076 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2020
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2076 -s 5483⤵
- Program crash
PID:1152
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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:3448 -
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:4272
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"3⤵PID:4740
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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 /f4⤵
- Scheduled Task/Job: Scheduled Task
PID:820
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\cDZgCIO9GaB2.bat" "4⤵PID:2108
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C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:2984
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:1316
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"5⤵PID:1728
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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:3204
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\L5JyQeMBkRgJ.bat" "6⤵PID:5076
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C:\Windows\SysWOW64\chcp.comchcp 650017⤵PID:4972
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost7⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:4648
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"7⤵PID:2756
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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 /f8⤵
- Scheduled Task/Job: Scheduled Task
PID:4372
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1728 -s 22446⤵
- Program crash
PID:1960
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4740 -s 22484⤵
- Program crash
PID:4528
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C:\Users\Admin\AppData\Local\Temp\42dceb3d5a022127275e06b244d4c450N.exe"C:\Users\Admin\AppData\Local\Temp\42dceb3d5a022127275e06b244d4c450N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:1264
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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:880
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2076 -ip 20761⤵PID:3168
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4344,i,3239535018877284530,3457823197501312703,262144 --variations-seed-version --mojo-platform-channel-handle=4416 /prefetch:81⤵PID:4276
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4740 -ip 47401⤵PID:4696
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe1⤵PID:3104
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵PID:2948
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:4156
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2948 -s 5203⤵
- Program crash
PID:3028
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵PID:3548
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"2⤵PID:4888
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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:2584
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 2948 -ip 29481⤵PID:2568
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 1728 -ip 17281⤵PID:4692
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD510eab9c2684febb5327b6976f2047587
SHA1a12ed54146a7f5c4c580416aecb899549712449e
SHA256f49dbd55029bfbc15134f7c6a4f967d6c39142c63f2e8f1f8c78fab108a2c928
SHA5127e5fd90fffae723bd0c662a90e0730b507805f072771ee673d1d8c262dbf60c8a03ba5fe088f699a97c2e886380de158b2ccd59ee62e3d012dd6dd14ea9d0e50
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Filesize
208B
MD553b2802cebb2b1b6e826f05a24c5a378
SHA12295caeae6fba4278a42e3977f53aa919e9a844c
SHA256dffee60fb32e4fe9dceef341c937be078ea9654de29be0355429a8923feb46de
SHA5128c4fe10179644d4d257b24a845fc0c8be83556f2df3c49959710c8ee20b058cad349c4763efb5529fc13500a2382798f3eae76e24b6f0ba61d92be3b742a18ad
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Filesize
208B
MD5acbcbb797a3bbe9b0134f897c65625d2
SHA1cfda8eadc2fbaf8ada2d737f52fa2d54f3c9b022
SHA256f391d0df033965a82a532037cb784e564c53f3105b6abf263740a5743dd7245d
SHA512c47f26174d6226c5b6fc3e57b9f8f691a4b2170579c803a8698a01ba8f4067ae3d023691c93f64aabfbfef5496fc0aa2636cddb1f1836d7dd9456d510efcb056
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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
MD5b8f8b73c145bf7e9ad9a1c6cdeb03127
SHA165a91d99224f6fcdcf0e7d1712c92d1488129439
SHA2568587607dd8ad51433c39121a114a983e1491f8a4cdf18da7e42597a6bb353581
SHA512f4482c643cfc7337f2a7309816453c891422e43ab43fb6959d6e727779cf689945fe5af86cb2c4b727904ca8da821019aa66b2891f2541d831021c5337f248eb
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Filesize
224B
MD551bd503fdc8a6dbb402670a6bad075d1
SHA14ab2bfc540952253282980fa94605741861c4e54
SHA256fbcc5df045880d589f6d398a76640f1779d3fe8d47bd876473797dadd95a22e6
SHA512b3e182ab8c2c31c120f8084cf7fa64f7b951576c945c613c9111af10744b59ae82e3abb397941731eadfd021cd31e73c81e94e7bbebd30ed36197dc297691734
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Filesize
2.0MB
MD5caf9b5edebfb3ca0578fe75f6af71626
SHA19c0d04b32bf40d16d8cf7c4c94684abe70374e65
SHA256c813ea03f760dffd2c07fbdd714508d2ea3daffab70e1bc80e03e7252508c272
SHA5129d85e08b248c3ac1e7855376492926c69cabb24b46259f4684e808aace280c5937e7967b4ee992520fd5aac89587bfb0699611907032b2ba1f14982ffd90f306