Analysis
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max time kernel
3s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
13-08-2024 04:17
Behavioral task
behavioral1
Sample
a29e8c96d383d8ea73bc76414c4f49f0N.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
a29e8c96d383d8ea73bc76414c4f49f0N.exe
Resource
win10v2004-20240802-en
General
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Target
a29e8c96d383d8ea73bc76414c4f49f0N.exe
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Size
2.0MB
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MD5
a29e8c96d383d8ea73bc76414c4f49f0
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SHA1
ba22da41a64915471d457c7706af3689cd8ce9e8
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SHA256
0b52d45bdf0c5162a35f8fe938b906482ed009133a573649d47675e82f1bd9a1
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SHA512
2fe5c98b52383c36d6d378385c83b8415b96b40d1a07dd94f1c4a819c55fb37a51cb524fb8d3998bd773a0226913eafb2bf679beb1de9edd03f3ea6848c3552a
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYq:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yg
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 5 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\windef.exe family_quasar behavioral1/memory/2772-52-0x0000000000030000-0x000000000008E000-memory.dmp family_quasar behavioral1/memory/2364-62-0x0000000000240000-0x000000000029E000-memory.dmp family_quasar C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe family_quasar behavioral1/memory/2524-120-0x0000000000A40000-0x0000000000A9E000-memory.dmp family_quasar -
Executes dropped EXE 2 IoCs
Processes:
vnc.exewindef.exepid process 2064 vnc.exe 2772 windef.exe -
Loads dropped DLL 8 IoCs
Processes:
a29e8c96d383d8ea73bc76414c4f49f0N.exepid process 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
a29e8c96d383d8ea73bc76414c4f49f0N.exedescription ioc process File opened (read-only) \??\a: a29e8c96d383d8ea73bc76414c4f49f0N.exe File opened (read-only) \??\g: a29e8c96d383d8ea73bc76414c4f49f0N.exe File opened (read-only) \??\h: a29e8c96d383d8ea73bc76414c4f49f0N.exe File opened (read-only) \??\k: a29e8c96d383d8ea73bc76414c4f49f0N.exe File opened (read-only) \??\l: a29e8c96d383d8ea73bc76414c4f49f0N.exe File opened (read-only) \??\o: a29e8c96d383d8ea73bc76414c4f49f0N.exe File opened (read-only) \??\p: a29e8c96d383d8ea73bc76414c4f49f0N.exe File opened (read-only) \??\u: a29e8c96d383d8ea73bc76414c4f49f0N.exe File opened (read-only) \??\y: a29e8c96d383d8ea73bc76414c4f49f0N.exe File opened (read-only) \??\z: a29e8c96d383d8ea73bc76414c4f49f0N.exe File opened (read-only) \??\b: a29e8c96d383d8ea73bc76414c4f49f0N.exe File opened (read-only) \??\e: a29e8c96d383d8ea73bc76414c4f49f0N.exe File opened (read-only) \??\q: a29e8c96d383d8ea73bc76414c4f49f0N.exe File opened (read-only) \??\i: a29e8c96d383d8ea73bc76414c4f49f0N.exe File opened (read-only) \??\n: a29e8c96d383d8ea73bc76414c4f49f0N.exe File opened (read-only) \??\r: a29e8c96d383d8ea73bc76414c4f49f0N.exe File opened (read-only) \??\s: a29e8c96d383d8ea73bc76414c4f49f0N.exe File opened (read-only) \??\w: a29e8c96d383d8ea73bc76414c4f49f0N.exe File opened (read-only) \??\x: a29e8c96d383d8ea73bc76414c4f49f0N.exe File opened (read-only) \??\j: a29e8c96d383d8ea73bc76414c4f49f0N.exe File opened (read-only) \??\m: a29e8c96d383d8ea73bc76414c4f49f0N.exe File opened (read-only) \??\t: a29e8c96d383d8ea73bc76414c4f49f0N.exe File opened (read-only) \??\v: a29e8c96d383d8ea73bc76414c4f49f0N.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 9 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 -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
Processes:
resource yara_rule C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe autoit_exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
vnc.exea29e8c96d383d8ea73bc76414c4f49f0N.exedescription pid process target process PID 2064 set thread context of 2764 2064 vnc.exe svchost.exe PID 1560 set thread context of 2748 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe a29e8c96d383d8ea73bc76414c4f49f0N.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2164 2364 WerFault.exe winsock.exe -
System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
a29e8c96d383d8ea73bc76414c4f49f0N.exevnc.exewindef.exea29e8c96d383d8ea73bc76414c4f49f0N.exeschtasks.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a29e8c96d383d8ea73bc76414c4f49f0N.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 a29e8c96d383d8ea73bc76414c4f49f0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
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Runs ping.exe 1 TTPs 1 IoCs
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Scheduled Task/Job: Scheduled Task 1 TTPs 4 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exeschtasks.exeschtasks.exepid process 2796 schtasks.exe 532 schtasks.exe 820 schtasks.exe 1712 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
a29e8c96d383d8ea73bc76414c4f49f0N.exepid process 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
vnc.exepid process 2064 vnc.exe -
Suspicious use of WriteProcessMemory 25 IoCs
Processes:
a29e8c96d383d8ea73bc76414c4f49f0N.exevnc.exedescription pid process target process PID 1560 wrote to memory of 2064 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe vnc.exe PID 1560 wrote to memory of 2064 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe vnc.exe PID 1560 wrote to memory of 2064 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe vnc.exe PID 1560 wrote to memory of 2064 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe vnc.exe PID 2064 wrote to memory of 2764 2064 vnc.exe svchost.exe PID 2064 wrote to memory of 2764 2064 vnc.exe svchost.exe PID 2064 wrote to memory of 2764 2064 vnc.exe svchost.exe PID 2064 wrote to memory of 2764 2064 vnc.exe svchost.exe PID 1560 wrote to memory of 2772 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe windef.exe PID 1560 wrote to memory of 2772 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe windef.exe PID 1560 wrote to memory of 2772 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe windef.exe PID 1560 wrote to memory of 2772 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe windef.exe PID 2064 wrote to memory of 2764 2064 vnc.exe svchost.exe PID 2064 wrote to memory of 2764 2064 vnc.exe svchost.exe PID 1560 wrote to memory of 2748 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe a29e8c96d383d8ea73bc76414c4f49f0N.exe PID 1560 wrote to memory of 2748 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe a29e8c96d383d8ea73bc76414c4f49f0N.exe PID 1560 wrote to memory of 2748 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe a29e8c96d383d8ea73bc76414c4f49f0N.exe PID 1560 wrote to memory of 2748 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe a29e8c96d383d8ea73bc76414c4f49f0N.exe PID 1560 wrote to memory of 2748 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe a29e8c96d383d8ea73bc76414c4f49f0N.exe PID 1560 wrote to memory of 2748 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe a29e8c96d383d8ea73bc76414c4f49f0N.exe PID 1560 wrote to memory of 2796 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe schtasks.exe PID 1560 wrote to memory of 2796 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe schtasks.exe PID 1560 wrote to memory of 2796 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe schtasks.exe PID 1560 wrote to memory of 2796 1560 a29e8c96d383d8ea73bc76414c4f49f0N.exe schtasks.exe PID 2064 wrote to memory of 2764 2064 vnc.exe svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a29e8c96d383d8ea73bc76414c4f49f0N.exe"C:\Users\Admin\AppData\Local\Temp\a29e8c96d383d8ea73bc76414c4f49f0N.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1560 -
C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2064 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵
- Maps connected drives based on registry
PID:2764 -
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
PID:2772 -
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⤵
- Scheduled Task/Job: Scheduled Task
PID:532 -
C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"3⤵PID:2364
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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 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\vJF2LD2HXKMc.bat" "4⤵PID:2440
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C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:2416
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2372 -
C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"5⤵PID:360
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2364 -s 15284⤵
- Program crash
PID:2164 -
C:\Users\Admin\AppData\Local\Temp\a29e8c96d383d8ea73bc76414c4f49f0N.exe"C:\Users\Admin\AppData\Local\Temp\a29e8c96d383d8ea73bc76414c4f49f0N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2748 -
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:2796
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C:\Windows\system32\taskeng.exetaskeng.exe {6B8B939B-5631-40A7-91E7-20A8C943779E} S-1-5-21-2212144002-1172735686-1556890956-1000:MVFYZPLM\Admin:Interactive:[1]1⤵PID:1624
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe2⤵PID:2660
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"3⤵PID:1516
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k4⤵PID:2240
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"3⤵PID:2524
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"3⤵PID:2588
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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 /F3⤵
- Scheduled Task/Job: Scheduled Task
PID:1712
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
208B
MD5648d6c10049db56631f4b28b3ec074dc
SHA1c4c28cf4dbaa326fe9bf3985f0813dfba7ebd6a7
SHA256d7755b8c7c60f6f0840a5c542ceb007168936a6e8b4fc6ed196a5b30fd62031f
SHA512b46078938fec9fff2a64b955ccdf471b7db892d7636bae8a9720a448e9853e83350634651f8555138136375514c1ec3aead7c06314cdf1e37a029e007f3f124e
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
211B
MD517bf6b8561bb1668877f3c51a40a14c0
SHA13423f73ab411f49b0bb2da3b4c1413405b89f744
SHA256a559d9f694fda58ae301694ea99f9d9ba6055ee2e524505d35177beaf00e9624
SHA51223ef15243174c8b89a13bbd1ee0f64bee9add9b55029124a39b6c607f605e22007163380c692c69633413c4018df526baa3adfd15864642584dda1cbaac5c465
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Filesize
2.0MB
MD5d911f14d5b9319716b95d4ba8321b270
SHA17795fecb776585bc18bb22bd4998667ffd45e191
SHA2563120c8c109b68e6d4ab8ff278c4ae2cc6034576f6b497b17509e77c3cc293148
SHA5127190c4585284f8fb94c4cb75dd792422d272a261b9a2fb1092725a8f56f2e1729aaeac1eff9cd01c2386260f0d3c04e9b8d8f5ca7c5ec11e56779d5a65892a23
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb