Analysis
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max time kernel
1s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
29-02-2024 15:22
Behavioral task
behavioral1
Sample
0d4194e0e762d4279f7d77d239c90ed4.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
0d4194e0e762d4279f7d77d239c90ed4.exe
Resource
win10v2004-20240226-en
General
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Target
0d4194e0e762d4279f7d77d239c90ed4.exe
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Size
2.0MB
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MD5
0d4194e0e762d4279f7d77d239c90ed4
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SHA1
f4020a04d3dd291db919695e67664d9e84157cff
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SHA256
2554202bd5f4271e8f7b41d687536ccd297c618a29e957331fc59dcfa80f9350
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SHA512
9bd68943b358241c09c32db7ab73e35d7740fbb5110b902b25d9565ea16694bfaaaa4c5b07e4c288667c7651d3abb0570ba3d76faeccb39e291b3d900c943384
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYm:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YY
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 3 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\windef.exe family_quasar behavioral1/memory/2624-37-0x0000000001070000-0x00000000010CE000-memory.dmp family_quasar behavioral1/memory/2708-66-0x0000000000B50000-0x0000000000BAE000-memory.dmp family_quasar -
Detects Windows executables referencing non-Windows User-Agents 3 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\windef.exe INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/memory/2624-37-0x0000000001070000-0x00000000010CE000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/memory/2708-66-0x0000000000B50000-0x0000000000BAE000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA -
Detects executables containing common artifacts observed in infostealers 3 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\windef.exe INDICATOR_SUSPICIOUS_GENInfoStealer behavioral1/memory/2624-37-0x0000000001070000-0x00000000010CE000-memory.dmp INDICATOR_SUSPICIOUS_GENInfoStealer behavioral1/memory/2708-66-0x0000000000B50000-0x0000000000BAE000-memory.dmp INDICATOR_SUSPICIOUS_GENInfoStealer -
Executes dropped EXE 2 IoCs
Processes:
vnc.exewindef.exepid process 2948 vnc.exe 2624 windef.exe -
Loads dropped DLL 8 IoCs
Processes:
0d4194e0e762d4279f7d77d239c90ed4.exepid process 3068 0d4194e0e762d4279f7d77d239c90ed4.exe 3068 0d4194e0e762d4279f7d77d239c90ed4.exe 3068 0d4194e0e762d4279f7d77d239c90ed4.exe 3068 0d4194e0e762d4279f7d77d239c90ed4.exe 3068 0d4194e0e762d4279f7d77d239c90ed4.exe 3068 0d4194e0e762d4279f7d77d239c90ed4.exe 3068 0d4194e0e762d4279f7d77d239c90ed4.exe 3068 0d4194e0e762d4279f7d77d239c90ed4.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
0d4194e0e762d4279f7d77d239c90ed4.exedescription ioc process File opened (read-only) \??\e: 0d4194e0e762d4279f7d77d239c90ed4.exe File opened (read-only) \??\g: 0d4194e0e762d4279f7d77d239c90ed4.exe File opened (read-only) \??\q: 0d4194e0e762d4279f7d77d239c90ed4.exe File opened (read-only) \??\y: 0d4194e0e762d4279f7d77d239c90ed4.exe File opened (read-only) \??\k: 0d4194e0e762d4279f7d77d239c90ed4.exe File opened (read-only) \??\m: 0d4194e0e762d4279f7d77d239c90ed4.exe File opened (read-only) \??\n: 0d4194e0e762d4279f7d77d239c90ed4.exe File opened (read-only) \??\t: 0d4194e0e762d4279f7d77d239c90ed4.exe File opened (read-only) \??\u: 0d4194e0e762d4279f7d77d239c90ed4.exe File opened (read-only) \??\x: 0d4194e0e762d4279f7d77d239c90ed4.exe File opened (read-only) \??\o: 0d4194e0e762d4279f7d77d239c90ed4.exe File opened (read-only) \??\p: 0d4194e0e762d4279f7d77d239c90ed4.exe File opened (read-only) \??\r: 0d4194e0e762d4279f7d77d239c90ed4.exe File opened (read-only) \??\z: 0d4194e0e762d4279f7d77d239c90ed4.exe File opened (read-only) \??\s: 0d4194e0e762d4279f7d77d239c90ed4.exe File opened (read-only) \??\v: 0d4194e0e762d4279f7d77d239c90ed4.exe File opened (read-only) \??\a: 0d4194e0e762d4279f7d77d239c90ed4.exe File opened (read-only) \??\b: 0d4194e0e762d4279f7d77d239c90ed4.exe File opened (read-only) \??\h: 0d4194e0e762d4279f7d77d239c90ed4.exe File opened (read-only) \??\i: 0d4194e0e762d4279f7d77d239c90ed4.exe File opened (read-only) \??\j: 0d4194e0e762d4279f7d77d239c90ed4.exe File opened (read-only) \??\l: 0d4194e0e762d4279f7d77d239c90ed4.exe File opened (read-only) \??\w: 0d4194e0e762d4279f7d77d239c90ed4.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.
Processes:
flow ioc 6 ip-api.com -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
svchost.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum svchost.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 svchost.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
0d4194e0e762d4279f7d77d239c90ed4.exevnc.exedescription pid process target process PID 3068 set thread context of 2660 3068 0d4194e0e762d4279f7d77d239c90ed4.exe 0d4194e0e762d4279f7d77d239c90ed4.exe PID 2948 set thread context of 2524 2948 vnc.exe svchost.exe -
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.
Processes:
schtasks.exeschtasks.exeschtasks.exepid process 2588 schtasks.exe 2480 schtasks.exe 1484 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
0d4194e0e762d4279f7d77d239c90ed4.exepid process 3068 0d4194e0e762d4279f7d77d239c90ed4.exe 3068 0d4194e0e762d4279f7d77d239c90ed4.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
vnc.exepid process 2948 vnc.exe -
Suspicious use of WriteProcessMemory 25 IoCs
Processes:
0d4194e0e762d4279f7d77d239c90ed4.exevnc.exedescription pid process target process PID 3068 wrote to memory of 2948 3068 0d4194e0e762d4279f7d77d239c90ed4.exe vnc.exe PID 3068 wrote to memory of 2948 3068 0d4194e0e762d4279f7d77d239c90ed4.exe vnc.exe PID 3068 wrote to memory of 2948 3068 0d4194e0e762d4279f7d77d239c90ed4.exe vnc.exe PID 3068 wrote to memory of 2948 3068 0d4194e0e762d4279f7d77d239c90ed4.exe vnc.exe PID 2948 wrote to memory of 2524 2948 vnc.exe svchost.exe PID 2948 wrote to memory of 2524 2948 vnc.exe svchost.exe PID 2948 wrote to memory of 2524 2948 vnc.exe svchost.exe PID 2948 wrote to memory of 2524 2948 vnc.exe svchost.exe PID 2948 wrote to memory of 2524 2948 vnc.exe svchost.exe PID 3068 wrote to memory of 2624 3068 0d4194e0e762d4279f7d77d239c90ed4.exe windef.exe PID 3068 wrote to memory of 2624 3068 0d4194e0e762d4279f7d77d239c90ed4.exe windef.exe PID 3068 wrote to memory of 2624 3068 0d4194e0e762d4279f7d77d239c90ed4.exe windef.exe PID 3068 wrote to memory of 2624 3068 0d4194e0e762d4279f7d77d239c90ed4.exe windef.exe PID 3068 wrote to memory of 2660 3068 0d4194e0e762d4279f7d77d239c90ed4.exe 0d4194e0e762d4279f7d77d239c90ed4.exe PID 3068 wrote to memory of 2660 3068 0d4194e0e762d4279f7d77d239c90ed4.exe 0d4194e0e762d4279f7d77d239c90ed4.exe PID 3068 wrote to memory of 2660 3068 0d4194e0e762d4279f7d77d239c90ed4.exe 0d4194e0e762d4279f7d77d239c90ed4.exe PID 3068 wrote to memory of 2660 3068 0d4194e0e762d4279f7d77d239c90ed4.exe 0d4194e0e762d4279f7d77d239c90ed4.exe PID 3068 wrote to memory of 2660 3068 0d4194e0e762d4279f7d77d239c90ed4.exe 0d4194e0e762d4279f7d77d239c90ed4.exe PID 3068 wrote to memory of 2660 3068 0d4194e0e762d4279f7d77d239c90ed4.exe 0d4194e0e762d4279f7d77d239c90ed4.exe PID 2948 wrote to memory of 2524 2948 vnc.exe svchost.exe PID 3068 wrote to memory of 2588 3068 0d4194e0e762d4279f7d77d239c90ed4.exe schtasks.exe PID 3068 wrote to memory of 2588 3068 0d4194e0e762d4279f7d77d239c90ed4.exe schtasks.exe PID 3068 wrote to memory of 2588 3068 0d4194e0e762d4279f7d77d239c90ed4.exe schtasks.exe PID 3068 wrote to memory of 2588 3068 0d4194e0e762d4279f7d77d239c90ed4.exe schtasks.exe PID 2948 wrote to memory of 2524 2948 vnc.exe svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0d4194e0e762d4279f7d77d239c90ed4.exe"C:\Users\Admin\AppData\Local\Temp\0d4194e0e762d4279f7d77d239c90ed4.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3068 -
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:2948 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵
- Maps connected drives based on registry
PID:2524 -
C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵
- Executes dropped EXE
PID:2624 -
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:2480 -
C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"3⤵PID:2708
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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:1484 -
C:\Users\Admin\AppData\Local\Temp\0d4194e0e762d4279f7d77d239c90ed4.exe"C:\Users\Admin\AppData\Local\Temp\0d4194e0e762d4279f7d77d239c90ed4.exe"2⤵PID:2660
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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:2588
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb