Analysis
-
max time kernel
148s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
08-07-2024 03:51
Static task
static1
Behavioral task
behavioral1
Sample
2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe
Resource
win7-20240704-en
General
-
Target
2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe
-
Size
527KB
-
MD5
2ae1cbcdaa9a7eb492ec494193250e63
-
SHA1
ff0f79fba2f9552f61a0bf6313e74c407801aef0
-
SHA256
55136e48846424dba4e779d885364790bd078642b02b161a0f8c8c141ea8a524
-
SHA512
92f480ff53149cb8ea950ed24cfee2e025fc913bd8249f5f3bf9dd5fa77cb3009ac796e4e48f6c3431959d4a2b2e6524d66a89339e485af9a566ee8f1609a2a1
-
SSDEEP
12288:JLz6hGSgtsJcctRZ2y46AKV5egz+LPw4BPOe2U:AgQccHgy4R0egz+JV2
Malware Config
Extracted
nanocore
1.2.2.0
194.5.98.3:4321
1b787288-3820-406e-95fa-ca959b4e1d82
-
activate_away_mode
true
-
backup_connection_host
194.5.98.3
- backup_dns_server
-
buffer_size
65535
-
build_time
2020-11-30T13:42:04.191855836Z
-
bypass_user_account_control
true
-
bypass_user_account_control_data
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
-
clear_access_control
true
-
clear_zone_identifier
true
-
connect_delay
4000
-
connection_port
4321
-
default_group
CHISOM
-
enable_debug_mode
true
-
gc_threshold
1.048576e+07
-
keep_alive_timeout
30000
-
keyboard_logging
false
-
lan_timeout
2500
-
max_packet_size
1.048576e+07
-
mutex
1b787288-3820-406e-95fa-ca959b4e1d82
-
mutex_timeout
5000
-
prevent_system_sleep
true
-
primary_connection_host
194.5.98.3
- primary_dns_server
-
request_elevation
true
-
restart_delay
5000
-
run_delay
0
-
run_on_startup
false
-
set_critical_process
true
-
timeout_interval
5000
-
use_custom_dns_server
false
-
version
1.2.2.0
-
wan_timeout
8000
Signatures
-
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\SMTP Monitor = "C:\\Program Files (x86)\\SMTP Monitor\\smtpmon.exe" 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe -
Processes:
2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exedescription pid process target process PID 2596 set thread context of 2164 2596 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe -
Drops file in Program Files directory 2 IoCs
Processes:
2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exedescription ioc process File opened for modification C:\Program Files (x86)\SMTP Monitor\smtpmon.exe 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe File created C:\Program Files (x86)\SMTP Monitor\smtpmon.exe 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exepid process 2164 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe 2164 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exepid process 2164 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exedescription pid process Token: SeDebugPrivilege 2164 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exedescription pid process target process PID 2596 wrote to memory of 1824 2596 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe schtasks.exe PID 2596 wrote to memory of 1824 2596 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe schtasks.exe PID 2596 wrote to memory of 1824 2596 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe schtasks.exe PID 2596 wrote to memory of 1824 2596 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe schtasks.exe PID 2596 wrote to memory of 2164 2596 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe PID 2596 wrote to memory of 2164 2596 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe PID 2596 wrote to memory of 2164 2596 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe PID 2596 wrote to memory of 2164 2596 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe PID 2596 wrote to memory of 2164 2596 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe PID 2596 wrote to memory of 2164 2596 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe PID 2596 wrote to memory of 2164 2596 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe PID 2596 wrote to memory of 2164 2596 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe PID 2596 wrote to memory of 2164 2596 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZlQvLrqP" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF670.tmp"2⤵
- Scheduled Task/Job: Scheduled Task
-
C:\Users\Admin\AppData\Local\Temp\2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe"2⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\tmpF670.tmpFilesize
1KB
MD5d858e82e7b9d25d54d50f46394f6e75c
SHA199e3cee5f1354dda50a9722fab345da66deb44cf
SHA256b89b43bb797a0f9508da0a567721aa294f5581398252c7bd114e7574b9615dd2
SHA512fe9038ae72b6c665b0446e28bd2eb94246ba42d00898cc43f2130d50ffe6cd97204800dc8432fbb629852c491b831c57383a56c8f698b0a8599fe3b694484f90
-
memory/2164-29-0x0000000073F60000-0x000000007464E000-memory.dmpFilesize
6.9MB
-
memory/2164-12-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
-
memory/2164-22-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
-
memory/2164-25-0x0000000073F60000-0x000000007464E000-memory.dmpFilesize
6.9MB
-
memory/2164-33-0x0000000073F60000-0x000000007464E000-memory.dmpFilesize
6.9MB
-
memory/2164-32-0x00000000003D0000-0x00000000003DA000-memory.dmpFilesize
40KB
-
memory/2164-31-0x00000000002B0000-0x00000000002CE000-memory.dmpFilesize
120KB
-
memory/2164-13-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
-
memory/2164-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
-
memory/2164-20-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
-
memory/2164-30-0x00000000002A0000-0x00000000002AA000-memory.dmpFilesize
40KB
-
memory/2164-34-0x0000000073F60000-0x000000007464E000-memory.dmpFilesize
6.9MB
-
memory/2164-24-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
-
memory/2164-14-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
-
memory/2164-16-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
-
memory/2596-1-0x0000000000F00000-0x0000000000F8A000-memory.dmpFilesize
552KB
-
memory/2596-26-0x0000000073F60000-0x000000007464E000-memory.dmpFilesize
6.9MB
-
memory/2596-0-0x0000000073F6E000-0x0000000073F6F000-memory.dmpFilesize
4KB
-
memory/2596-3-0x0000000000310000-0x000000000031A000-memory.dmpFilesize
40KB
-
memory/2596-2-0x0000000073F60000-0x000000007464E000-memory.dmpFilesize
6.9MB
-
memory/2596-6-0x00000000044B0000-0x0000000004512000-memory.dmpFilesize
392KB
-
memory/2596-5-0x0000000073F60000-0x000000007464E000-memory.dmpFilesize
6.9MB
-
memory/2596-4-0x0000000073F6E000-0x0000000073F6F000-memory.dmpFilesize
4KB