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Analysis
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max time kernel
149s -
max time network
145s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
24/09/2024, 15:43
Static task
static1
Behavioral task
behavioral1
Sample
f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe
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Size
918KB
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MD5
f3f9184bcd70e29b2e5f8158bf563631
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SHA1
5ca76c85e3f1793d3fb239dbb8de63e2cff6f48b
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SHA256
f2d649742b53fe02fca59829fed91f928fdbe5dab012bbf62ebb91148806c5d2
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SHA512
d0c192a7ecbbdb9e574ea3d40aedfbfcd415267baf22e8813bf9c89ee59b4af9ac6574fe0220789817fdc3da78d40216106168c90f5b436660307c270b2b3a35
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SSDEEP
24576:SB9/QFCnBAu+GnMr3jYyEJusetjYRx0BtO/tiuIvkor91bJCCvP1lCRODh7kwSt8:DCnBAuWvkcbXrPa4
Malware Config
Extracted
nanocore
1.2.2.0
backupdns.hopto.org:2266
127.0.0.1:2266
85ac4869-a607-40fe-a1c1-4bce2d8e1d63
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activate_away_mode
true
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backup_connection_host
127.0.0.1
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2018-07-13T07:40:19.639778236Z
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bypass_user_account_control
false
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bypass_user_account_control_data
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clear_access_control
true
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clear_zone_identifier
false
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connect_delay
4000
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connection_port
2266
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default_group
Default
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enable_debug_mode
true
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gc_threshold
1.048576e+07
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keep_alive_timeout
30000
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keyboard_logging
false
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lan_timeout
2500
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max_packet_size
1.048576e+07
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mutex
85ac4869-a607-40fe-a1c1-4bce2d8e1d63
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
backupdns.hopto.org
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primary_dns_server
8.8.8.8
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request_elevation
true
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restart_delay
5000
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run_delay
0
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run_on_startup
true
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set_critical_process
true
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timeout_interval
5000
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use_custom_dns_server
false
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version
1.2.2.0
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wan_timeout
8000
Signatures
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Drops startup file 3 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svhost.url f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svhost.url svhost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svhost.url svhost.exe -
Executes dropped EXE 2 IoCs
pid Process 2352 svhost.exe 3004 svhost.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA RegAsm.exe -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 1868 set thread context of 3048 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe 35 PID 2352 set thread context of 536 2352 svhost.exe 42 PID 3004 set thread context of 2800 3004 svhost.exe 47 -
System Location Discovery: System Language Discovery 1 TTPs 11 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 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svhost.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 svhost.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 RegAsm.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1920 schtasks.exe 2788 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 9 IoCs
pid Process 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe 3048 RegAsm.exe 3048 RegAsm.exe 3048 RegAsm.exe 2352 svhost.exe 2352 svhost.exe 3004 svhost.exe 3004 svhost.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3048 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe Token: SeDebugPrivilege 3048 RegAsm.exe Token: SeDebugPrivilege 2352 svhost.exe Token: SeDebugPrivilege 3004 svhost.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1868 wrote to memory of 2244 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe 31 PID 1868 wrote to memory of 2244 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe 31 PID 1868 wrote to memory of 2244 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe 31 PID 1868 wrote to memory of 2244 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe 31 PID 1868 wrote to memory of 1920 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe 33 PID 1868 wrote to memory of 1920 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe 33 PID 1868 wrote to memory of 1920 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe 33 PID 1868 wrote to memory of 1920 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe 33 PID 1868 wrote to memory of 3048 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe 35 PID 1868 wrote to memory of 3048 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe 35 PID 1868 wrote to memory of 3048 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe 35 PID 1868 wrote to memory of 3048 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe 35 PID 1868 wrote to memory of 3048 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe 35 PID 1868 wrote to memory of 3048 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe 35 PID 1868 wrote to memory of 3048 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe 35 PID 1868 wrote to memory of 3048 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe 35 PID 1868 wrote to memory of 3048 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe 35 PID 1868 wrote to memory of 3048 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe 35 PID 1868 wrote to memory of 3048 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe 35 PID 1868 wrote to memory of 3048 1868 f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe 35 PID 3048 wrote to memory of 2788 3048 RegAsm.exe 36 PID 3048 wrote to memory of 2788 3048 RegAsm.exe 36 PID 3048 wrote to memory of 2788 3048 RegAsm.exe 36 PID 3048 wrote to memory of 2788 3048 RegAsm.exe 36 PID 2996 wrote to memory of 2352 2996 taskeng.exe 39 PID 2996 wrote to memory of 2352 2996 taskeng.exe 39 PID 2996 wrote to memory of 2352 2996 taskeng.exe 39 PID 2996 wrote to memory of 2352 2996 taskeng.exe 39 PID 2352 wrote to memory of 1716 2352 svhost.exe 40 PID 2352 wrote to memory of 1716 2352 svhost.exe 40 PID 2352 wrote to memory of 1716 2352 svhost.exe 40 PID 2352 wrote to memory of 1716 2352 svhost.exe 40 PID 2352 wrote to memory of 536 2352 svhost.exe 42 PID 2352 wrote to memory of 536 2352 svhost.exe 42 PID 2352 wrote to memory of 536 2352 svhost.exe 42 PID 2352 wrote to memory of 536 2352 svhost.exe 42 PID 2352 wrote to memory of 536 2352 svhost.exe 42 PID 2352 wrote to memory of 536 2352 svhost.exe 42 PID 2352 wrote to memory of 536 2352 svhost.exe 42 PID 2352 wrote to memory of 536 2352 svhost.exe 42 PID 2352 wrote to memory of 536 2352 svhost.exe 42 PID 2352 wrote to memory of 536 2352 svhost.exe 42 PID 2352 wrote to memory of 536 2352 svhost.exe 42 PID 2352 wrote to memory of 536 2352 svhost.exe 42 PID 2996 wrote to memory of 3004 2996 taskeng.exe 44 PID 2996 wrote to memory of 3004 2996 taskeng.exe 44 PID 2996 wrote to memory of 3004 2996 taskeng.exe 44 PID 2996 wrote to memory of 3004 2996 taskeng.exe 44 PID 3004 wrote to memory of 2936 3004 svhost.exe 45 PID 3004 wrote to memory of 2936 3004 svhost.exe 45 PID 3004 wrote to memory of 2936 3004 svhost.exe 45 PID 3004 wrote to memory of 2936 3004 svhost.exe 45 PID 3004 wrote to memory of 2800 3004 svhost.exe 47 PID 3004 wrote to memory of 2800 3004 svhost.exe 47 PID 3004 wrote to memory of 2800 3004 svhost.exe 47 PID 3004 wrote to memory of 2800 3004 svhost.exe 47 PID 3004 wrote to memory of 2800 3004 svhost.exe 47 PID 3004 wrote to memory of 2800 3004 svhost.exe 47 PID 3004 wrote to memory of 2800 3004 svhost.exe 47 PID 3004 wrote to memory of 2800 3004 svhost.exe 47 PID 3004 wrote to memory of 2800 3004 svhost.exe 47 PID 3004 wrote to memory of 2800 3004 svhost.exe 47 PID 3004 wrote to memory of 2800 3004 svhost.exe 47 PID 3004 wrote to memory of 2800 3004 svhost.exe 47
Processes
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C:\Users\Admin\AppData\Local\Temp\f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f3f9184bcd70e29b2e5f8158bf563631_JaffaCakes118.exe"1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1868 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /query2⤵
- System Location Discovery: System Language Discovery
PID:2244
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /sc MINUTE /tn svhost /MO 1 /tr "C:\Users\Admin\AppData\Roaming\svhost\svhost.exe\2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1920
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"2⤵
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3048 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "DHCP Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmpE64A.tmp"3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2788
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C:\Windows\system32\taskeng.exetaskeng.exe {FCFEDD28-8373-4193-B390-CBBDEF6EDE79} S-1-5-21-1846800975-3917212583-2893086201-1000:ZQABOPWE\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:2996 -
C:\Users\Admin\AppData\Roaming\svhost\svhost.exeC:\Users\Admin\AppData\Roaming\svhost\svhost.exe "C:\Users\Admin\AppData\Roaming\svhost\svhost.exe\"2⤵
- Drops startup file
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2352 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /query3⤵
- System Location Discovery: System Language Discovery
PID:1716
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"3⤵
- System Location Discovery: System Language Discovery
PID:536
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C:\Users\Admin\AppData\Roaming\svhost\svhost.exeC:\Users\Admin\AppData\Roaming\svhost\svhost.exe "C:\Users\Admin\AppData\Roaming\svhost\svhost.exe\"2⤵
- Drops startup file
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3004 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /query3⤵
- System Location Discovery: System Language Discovery
PID:2936
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"3⤵
- System Location Discovery: System Language Discovery
PID:2800
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5c6f0625bf4c1cdfb699980c9243d3b22
SHA143de1fe580576935516327f17b5da0c656c72851
SHA2568dfc4e937f0b2374e3ced25fce344b0731cf44b8854625b318d50ece2da8f576
SHA5129ef2dbd4142ad0e1e6006929376ecb8011e7ffc801ee2101e906787d70325ad82752df65839de9972391fa52e1e5974ec1a5c7465a88aa56257633ebb7d70969
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Filesize
82B
MD572fee478b641f44343345b6d95f6e7a0
SHA161e48a4f7779d22d590a3c971306fff333752255
SHA25639a3b795ec3022e2f4120d7cad94fc8df86bd8bce9479d64831b32674fca3fa1
SHA512dba7ce5e1ec0da829c1ea6d87d05132462ed984918b91f36412a23ea34e3e3f1d1534fb995338d98037183e388e7f49bce25b33646c600662e026367b79e7520
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Filesize
918KB
MD5f3f9184bcd70e29b2e5f8158bf563631
SHA15ca76c85e3f1793d3fb239dbb8de63e2cff6f48b
SHA256f2d649742b53fe02fca59829fed91f928fdbe5dab012bbf62ebb91148806c5d2
SHA512d0c192a7ecbbdb9e574ea3d40aedfbfcd415267baf22e8813bf9c89ee59b4af9ac6574fe0220789817fdc3da78d40216106168c90f5b436660307c270b2b3a35