Analysis
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max time kernel
2s -
max time network
68s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
02-04-2024 23:06
Behavioral task
behavioral1
Sample
818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe
Resource
win10v2004-20240226-en
General
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Target
818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe
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Size
2.0MB
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MD5
ccad408c7ce69d5e4f2d635c46458202
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SHA1
0c9e336b44a67d65843311bfe8711cd32b965c8c
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SHA256
818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7
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SHA512
be40f01f9a7d5dfa5967a20d82cb509075be95e4cba0fc69119c7d252a110c4e34e0988a4418243df8afef7642c65d9f4b7f11aaf640941670a2621a00fa8707
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYO:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y0
Malware Config
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
Extracted
azorult
http://0x21.in:8000/_az/
Signatures
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Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
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Quasar payload 4 IoCs
resource yara_rule behavioral1/files/0x0009000000012272-26.dat family_quasar behavioral1/memory/2592-53-0x0000000000FD0000-0x000000000102E000-memory.dmp family_quasar behavioral1/memory/576-63-0x0000000000DE0000-0x0000000000E3E000-memory.dmp family_quasar behavioral1/files/0x000e000000016ace-68.dat family_quasar -
Detects Windows executables referencing non-Windows User-Agents 4 IoCs
resource yara_rule behavioral1/files/0x0009000000012272-26.dat INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/memory/2592-53-0x0000000000FD0000-0x000000000102E000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/memory/576-63-0x0000000000DE0000-0x0000000000E3E000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/files/0x000e000000016ace-68.dat INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA -
Detects executables containing common artifacts observed in infostealers 4 IoCs
resource yara_rule behavioral1/files/0x0009000000012272-26.dat INDICATOR_SUSPICIOUS_GENInfoStealer behavioral1/memory/2592-53-0x0000000000FD0000-0x000000000102E000-memory.dmp INDICATOR_SUSPICIOUS_GENInfoStealer behavioral1/memory/576-63-0x0000000000DE0000-0x0000000000E3E000-memory.dmp INDICATOR_SUSPICIOUS_GENInfoStealer behavioral1/files/0x000e000000016ace-68.dat INDICATOR_SUSPICIOUS_GENInfoStealer -
Executes dropped EXE 2 IoCs
pid Process 2156 vnc.exe 2592 windef.exe -
Loads dropped DLL 8 IoCs
pid Process 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.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) \??\i: 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe File opened (read-only) \??\l: 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe File opened (read-only) \??\n: 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe File opened (read-only) \??\z: 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe File opened (read-only) \??\s: 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe File opened (read-only) \??\t: 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe File opened (read-only) \??\b: 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe File opened (read-only) \??\g: 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe File opened (read-only) \??\k: 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe File opened (read-only) \??\q: 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe File opened (read-only) \??\a: 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe File opened (read-only) \??\m: 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe File opened (read-only) \??\o: 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe File opened (read-only) \??\r: 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe File opened (read-only) \??\u: 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe File opened (read-only) \??\v: 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe File opened (read-only) \??\w: 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe File opened (read-only) \??\e: 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe File opened (read-only) \??\h: 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe File opened (read-only) \??\j: 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe File opened (read-only) \??\p: 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe File opened (read-only) \??\x: 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe File opened (read-only) \??\y: 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.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 6 ip-api.com -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral1/files/0x000e000000016ace-68.dat autoit_exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2156 set thread context of 2516 2156 vnc.exe 29 PID 2784 set thread context of 2724 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 31 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2480 schtasks.exe 2436 schtasks.exe 872 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2156 vnc.exe -
Suspicious use of WriteProcessMemory 25 IoCs
description pid Process procid_target PID 2784 wrote to memory of 2156 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 28 PID 2784 wrote to memory of 2156 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 28 PID 2784 wrote to memory of 2156 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 28 PID 2784 wrote to memory of 2156 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 28 PID 2156 wrote to memory of 2516 2156 vnc.exe 29 PID 2156 wrote to memory of 2516 2156 vnc.exe 29 PID 2156 wrote to memory of 2516 2156 vnc.exe 29 PID 2156 wrote to memory of 2516 2156 vnc.exe 29 PID 2784 wrote to memory of 2592 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 30 PID 2784 wrote to memory of 2592 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 30 PID 2784 wrote to memory of 2592 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 30 PID 2784 wrote to memory of 2592 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 30 PID 2156 wrote to memory of 2516 2156 vnc.exe 29 PID 2784 wrote to memory of 2724 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 31 PID 2784 wrote to memory of 2724 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 31 PID 2784 wrote to memory of 2724 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 31 PID 2784 wrote to memory of 2724 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 31 PID 2784 wrote to memory of 2724 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 31 PID 2156 wrote to memory of 2516 2156 vnc.exe 29 PID 2784 wrote to memory of 2724 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 31 PID 2784 wrote to memory of 2480 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 32 PID 2784 wrote to memory of 2480 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 32 PID 2784 wrote to memory of 2480 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 32 PID 2784 wrote to memory of 2480 2784 818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe 32 PID 2156 wrote to memory of 2516 2156 vnc.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe"C:\Users\Admin\AppData\Local\Temp\818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2784 -
C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2156 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2516
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵
- Executes dropped EXE
PID:2592 -
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⤵
- Creates scheduled task(s)
PID:2436
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"3⤵PID:576
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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⤵
- Creates scheduled task(s)
PID:872
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C:\Users\Admin\AppData\Local\Temp\818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe"C:\Users\Admin\AppData\Local\Temp\818d900af1ef03e94a077f06e6531278ee35f2510439922b8f583e7abb7094f7.exe"2⤵PID:2724
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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⤵
- Creates scheduled task(s)
PID:2480
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C:\Windows\system32\taskeng.exetaskeng.exe {573E9894-0984-42BA-A536-AEA9D68DC2A8} S-1-5-21-778096762-2241304387-192235952-1000:AYFLYVMK\Admin:Interactive:[1]1⤵PID:2664
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe2⤵PID:1648
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2.0MB
MD5c7e2caeb2c4fc1b18cf1aa2d94e464f1
SHA1e8c67220445fd0ba7a779d14de4779eb6cd3e687
SHA2564834b5345f13b46317055e61473806581b594a561039f8d1608387dfadce87af
SHA5122b36e61476c4348485dc3f07412faaf5fe9e89e7b65d9cf93ae9175b8fefba40fbc531ca968684eaf94265345c7ea22937e6b5745bfe63bec74b670a9086f619
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb