Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
16-04-2024 11:01
Static task
static1
Behavioral task
behavioral1
Sample
f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe
Resource
win7-20240221-en
General
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Target
f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe
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Size
886KB
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MD5
f359c569b703f59767d4f322c08ffd1b
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SHA1
176ff19dad6778406d0ce0033a3f4116a2877f57
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SHA256
dbfc1426b8273f1490e9f8b61929a3e00fdeefaaef7a4400a1dae2ed2f953a38
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SHA512
d143905bb52e0260e40da5a77158066ede52721f4bac7a769f67078565fc886f9cc15f8228813c23f9c41063b73195dde17e06808c3fbf06bd9b0e6eb1f0c19e
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SSDEEP
12288:6B/QmMeIgJ/dfZdm1zBmbMMm21dZL4XsgL0Ec:g/Qg4pBmo3W40r
Malware Config
Extracted
nanocore
1.2.2.0
tzitziklishop.ddns.net:1665
76131181-f427-4fea-9060-b76d3b69a321
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activate_away_mode
true
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backup_connection_host
tzitziklishop.ddns.net
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2021-05-29T02:49:42.057419436Z
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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
1665
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default_group
AUGUST
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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
76131181-f427-4fea-9060-b76d3b69a321
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
tzitziklishop.ddns.net
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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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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1826666146-2574340311-1877551059-1000\Control Panel\International\Geo\Nation f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
RegSvcs.exedescription 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
Processes:
f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exedescription pid process target process PID 3080 set thread context of 4800 3080 f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe RegSvcs.exe -
Drops file in Program Files directory 2 IoCs
Processes:
RegSvcs.exedescription 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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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 5092 schtasks.exe 4528 schtasks.exe 3640 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exeRegSvcs.exepid process 3080 f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe 3080 f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe 3080 f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe 4800 RegSvcs.exe 4800 RegSvcs.exe 4800 RegSvcs.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
RegSvcs.exepid process 4800 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 3080 f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe Token: SeDebugPrivilege 4800 RegSvcs.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exeRegSvcs.exedescription pid process target process PID 3080 wrote to memory of 4528 3080 f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe schtasks.exe PID 3080 wrote to memory of 4528 3080 f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe schtasks.exe PID 3080 wrote to memory of 4528 3080 f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe schtasks.exe PID 3080 wrote to memory of 768 3080 f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe RegSvcs.exe PID 3080 wrote to memory of 768 3080 f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe RegSvcs.exe PID 3080 wrote to memory of 768 3080 f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe RegSvcs.exe PID 3080 wrote to memory of 4800 3080 f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe RegSvcs.exe PID 3080 wrote to memory of 4800 3080 f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe RegSvcs.exe PID 3080 wrote to memory of 4800 3080 f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe RegSvcs.exe PID 3080 wrote to memory of 4800 3080 f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe RegSvcs.exe PID 3080 wrote to memory of 4800 3080 f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe RegSvcs.exe PID 3080 wrote to memory of 4800 3080 f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe RegSvcs.exe PID 3080 wrote to memory of 4800 3080 f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe RegSvcs.exe PID 3080 wrote to memory of 4800 3080 f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe RegSvcs.exe PID 4800 wrote to memory of 3640 4800 RegSvcs.exe schtasks.exe PID 4800 wrote to memory of 3640 4800 RegSvcs.exe schtasks.exe PID 4800 wrote to memory of 3640 4800 RegSvcs.exe schtasks.exe PID 4800 wrote to memory of 5092 4800 RegSvcs.exe schtasks.exe PID 4800 wrote to memory of 5092 4800 RegSvcs.exe schtasks.exe PID 4800 wrote to memory of 5092 4800 RegSvcs.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\uLYBYmiNfIUD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9FE.tmp"2⤵
- Creates scheduled task(s)
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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⤵
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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
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "DOS Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmp1383.tmp"3⤵
- Creates scheduled task(s)
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "DOS Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp1420.tmp"3⤵
- Creates scheduled task(s)
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp1383.tmpFilesize
1KB
MD540b11ef601fb28f9b2e69d36857bf2ec
SHA1b6454020ad2ceed193f4792b77001d0bd741b370
SHA256c51e12d18cc664425f6711d8ae2507068884c7057092cfa11884100e1e9d49e1
SHA512e3c5bcc714cbfca4b8058ddcddf231dcefa69c15881ce3f8123e59ed45cfb5da052b56e1945dcf8dc7f800d62f9a4eecb82bca69a66a1530787aeffeb15e2bd5
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C:\Users\Admin\AppData\Local\Temp\tmp1420.tmpFilesize
1KB
MD58f5713b14cee3089852f6c8d2a7a7d57
SHA18bffbea05715c6434ad593cce8a2c737f80ff788
SHA256ab3ce102242c3144f87bcbfe83984a478821cd09e62c0e5211b2ab37dde02d2c
SHA51282bd2378c2d6bb34a1ad3f2d26bfea583fc8403691bed6668521ba3e8bc7bdbdf142f872ddbc8e5251550f47c9bbee4eb3d0d6096f80d85259082cf68a454c72
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C:\Users\Admin\AppData\Local\Temp\tmp9FE.tmpFilesize
1KB
MD5460c6fda396b7147b12c6df21f85c461
SHA1b7a23678a08fe38b44693f52da94a5c3a46b07aa
SHA2564778b73bc70542afbcb050d2b920152c7848b790d14ef60012cbe21d02306108
SHA512cada9756c3fb3b5b4f0e3fc7c436e76421d1b3bf459351b65023803f1269881b86d4ffb8b245f86008353f96a62a14dc4ad7c53476bf0e7c441d3aa37a5af27a
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memory/3080-4-0x0000000001760000-0x0000000001770000-memory.dmpFilesize
64KB
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memory/3080-1-0x0000000074A50000-0x0000000075001000-memory.dmpFilesize
5.7MB
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memory/3080-5-0x0000000001760000-0x0000000001770000-memory.dmpFilesize
64KB
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memory/3080-3-0x0000000074A50000-0x0000000075001000-memory.dmpFilesize
5.7MB
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memory/3080-0-0x0000000074A50000-0x0000000075001000-memory.dmpFilesize
5.7MB
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memory/3080-2-0x0000000001760000-0x0000000001770000-memory.dmpFilesize
64KB
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memory/3080-14-0x0000000074A50000-0x0000000075001000-memory.dmpFilesize
5.7MB
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memory/4800-15-0x0000000000FC0000-0x0000000000FD0000-memory.dmpFilesize
64KB
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memory/4800-16-0x0000000074A50000-0x0000000075001000-memory.dmpFilesize
5.7MB
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memory/4800-13-0x0000000074A50000-0x0000000075001000-memory.dmpFilesize
5.7MB
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memory/4800-11-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/4800-24-0x0000000000FC0000-0x0000000000FD0000-memory.dmpFilesize
64KB
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memory/4800-25-0x0000000074A50000-0x0000000075001000-memory.dmpFilesize
5.7MB
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memory/4800-26-0x0000000000FC0000-0x0000000000FD0000-memory.dmpFilesize
64KB
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memory/4800-27-0x0000000000FC0000-0x0000000000FD0000-memory.dmpFilesize
64KB