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Analysis
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max time kernel
145s -
max time network
136s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
26/09/2024, 07:33
Static task
static1
Behavioral task
behavioral1
Sample
f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe
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Size
647KB
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MD5
f7e052b5bdc7acba61a7da451888278d
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SHA1
4ff71d7cc50db04b3530059ffe9fab99dc1456ef
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SHA256
15f0aac31d57cff82f66f71e05e8a186752b8d93ff94c0d1e7c88d11f0c0b55a
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SHA512
27a766147a5993206a4d6b87d93a6336e0fca62e890592986de7390d364139a8fb1f0dbe8f8de3b6ca8ec06e088162f4f93121ae4a43e4fe35d8fcb9c9ea4585
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SSDEEP
12288:o6Mylpi0bEMHfM39CCId4taTeIATGbErTGW8B0vUK:o6MQb7r4taTeDGSO2
Malware Config
Extracted
nanocore
1.2.2.0
abidejeks.hopto.org:8989
127.0.0.1:8989
a712fb74-89b9-421b-a1b6-89abc2881b8b
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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
2019-09-06T20:17:15.313056236Z
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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
8989
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default_group
Holy Abide
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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
a712fb74-89b9-421b-a1b6-89abc2881b8b
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
abidejeks.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
false
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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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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\DOS Manager = "C:\\Program Files (x86)\\DOS Manager\\dosmgr.exe" RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 904 set thread context of 2944 904 f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe 31 -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\DOS Manager\dosmgr.exe RegSvcs.exe File opened for modification C:\Program Files (x86)\DOS Manager\dosmgr.exe RegSvcs.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.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 f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 812 schtasks.exe 1680 schtasks.exe 2668 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2944 RegSvcs.exe 2944 RegSvcs.exe 2944 RegSvcs.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2944 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2944 RegSvcs.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 904 wrote to memory of 812 904 f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe 29 PID 904 wrote to memory of 812 904 f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe 29 PID 904 wrote to memory of 812 904 f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe 29 PID 904 wrote to memory of 812 904 f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe 29 PID 904 wrote to memory of 2944 904 f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe 31 PID 904 wrote to memory of 2944 904 f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe 31 PID 904 wrote to memory of 2944 904 f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe 31 PID 904 wrote to memory of 2944 904 f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe 31 PID 904 wrote to memory of 2944 904 f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe 31 PID 904 wrote to memory of 2944 904 f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe 31 PID 904 wrote to memory of 2944 904 f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe 31 PID 904 wrote to memory of 2944 904 f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe 31 PID 904 wrote to memory of 2944 904 f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe 31 PID 904 wrote to memory of 2944 904 f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe 31 PID 904 wrote to memory of 2944 904 f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe 31 PID 904 wrote to memory of 2944 904 f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe 31 PID 2944 wrote to memory of 1680 2944 RegSvcs.exe 32 PID 2944 wrote to memory of 1680 2944 RegSvcs.exe 32 PID 2944 wrote to memory of 1680 2944 RegSvcs.exe 32 PID 2944 wrote to memory of 1680 2944 RegSvcs.exe 32 PID 2944 wrote to memory of 2668 2944 RegSvcs.exe 34 PID 2944 wrote to memory of 2668 2944 RegSvcs.exe 34 PID 2944 wrote to memory of 2668 2944 RegSvcs.exe 34 PID 2944 wrote to memory of 2668 2944 RegSvcs.exe 34
Processes
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C:\Users\Admin\AppData\Local\Temp\f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:904 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CZcRCYUwFjDWb" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF6AE.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:812
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"2⤵
- Adds Run key to start application
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2944 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "DOS Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmpFD24.tmp"3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1680
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "DOS Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpFECA.tmp"3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2668
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
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Downloads
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Filesize
1KB
MD549c2115136a11f6b668e6dabd0f8136c
SHA105452ddf429dcc5f30b73729eb57b078475e07ca
SHA256624c295b795e21ffbdca60d0be19a8000d81e090c5edf708b9cc20478d1e2844
SHA512ee2e07f197214e94b95eb8208cedbd158ff40547ce26e56e1d277a6979ea8a9155370dc2fd46e9a0a8b6e84f3fe8161ac13d8bc4ea047e9ce165f4f7aeee4807
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Filesize
1KB
MD540b11ef601fb28f9b2e69d36857bf2ec
SHA1b6454020ad2ceed193f4792b77001d0bd741b370
SHA256c51e12d18cc664425f6711d8ae2507068884c7057092cfa11884100e1e9d49e1
SHA512e3c5bcc714cbfca4b8058ddcddf231dcefa69c15881ce3f8123e59ed45cfb5da052b56e1945dcf8dc7f800d62f9a4eecb82bca69a66a1530787aeffeb15e2bd5
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Filesize
1KB
MD58f5713b14cee3089852f6c8d2a7a7d57
SHA18bffbea05715c6434ad593cce8a2c737f80ff788
SHA256ab3ce102242c3144f87bcbfe83984a478821cd09e62c0e5211b2ab37dde02d2c
SHA51282bd2378c2d6bb34a1ad3f2d26bfea583fc8403691bed6668521ba3e8bc7bdbdf142f872ddbc8e5251550f47c9bbee4eb3d0d6096f80d85259082cf68a454c72