Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
10-07-2024 07:49
Static task
static1
Behavioral task
behavioral1
Sample
33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe
Resource
win7-20240705-en
General
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Target
33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe
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Size
577KB
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MD5
33dad009c342fd7c36dcd487924831af
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SHA1
b63ee13bef92e529234265103634839a2268a011
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SHA256
833329e27f6b61435fd495bc802a5a7b799b938214e6642dbc34d8c97d86e2b6
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SHA512
f5bfa2043f2c41780f45334d624d422a877b1abdfa68d050ac46ad40faba36c955cfa0b05124a3efd32f9768a389cdce352f1565021540e7e97fa562530bc7ae
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SSDEEP
12288:dKz6hGRiTGN4WNTBk6aVGplnfT3mp8Ea:FGN4WNOj6nz68
Malware Config
Extracted
nanocore
1.2.2.0
45.137.22.36:4837
vps.rootlayer.net:4837
a34ff911-f69f-4250-a136-9f7dda1ff095
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activate_away_mode
true
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backup_connection_host
vps.rootlayer.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
2020-11-26T04:44:00.669256236Z
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bypass_user_account_control
true
- 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
4837
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default_group
root1
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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
true
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lan_timeout
2500
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max_packet_size
1.048576e+07
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mutex
a34ff911-f69f-4250-a136-9f7dda1ff095
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
45.137.22.36
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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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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
33dad009c342fd7c36dcd487924831af_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Control Panel\International\Geo\Nation 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe -
Processes:
33dad009c342fd7c36dcd487924831af_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
33dad009c342fd7c36dcd487924831af_JaffaCakes118.exedescription pid process target process PID 4820 set thread context of 228 4820 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe33dad009c342fd7c36dcd487924831af_JaffaCakes118.exepid process 4820 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe 228 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe 228 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe 228 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
33dad009c342fd7c36dcd487924831af_JaffaCakes118.exepid process 228 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe33dad009c342fd7c36dcd487924831af_JaffaCakes118.exedescription pid process Token: SeDebugPrivilege 4820 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe Token: SeDebugPrivilege 228 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
33dad009c342fd7c36dcd487924831af_JaffaCakes118.exedescription pid process target process PID 4820 wrote to memory of 3512 4820 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe schtasks.exe PID 4820 wrote to memory of 3512 4820 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe schtasks.exe PID 4820 wrote to memory of 3512 4820 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe schtasks.exe PID 4820 wrote to memory of 228 4820 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe PID 4820 wrote to memory of 228 4820 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe PID 4820 wrote to memory of 228 4820 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe PID 4820 wrote to memory of 228 4820 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe PID 4820 wrote to memory of 228 4820 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe PID 4820 wrote to memory of 228 4820 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe PID 4820 wrote to memory of 228 4820 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe PID 4820 wrote to memory of 228 4820 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe 33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\33dad009c342fd7c36dcd487924831af_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\FCBlysHABADpq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8023.tmp"2⤵
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Local\Temp\33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe"2⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\33dad009c342fd7c36dcd487924831af_JaffaCakes118.exe.logFilesize
1KB
MD517573558c4e714f606f997e5157afaac
SHA113e16e9415ceef429aaf124139671ebeca09ed23
SHA256c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553
SHA512f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc
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C:\Users\Admin\AppData\Local\Temp\tmp8023.tmpFilesize
1KB
MD5a5951cf061bd17d685eddd08b87d1017
SHA1106ab541b65da289c0a0c84820f3f2ae4e528bd7
SHA2560ef7840becf8015755d9428adce2573011690c61a0cc89983ba125ceb3da9ba8
SHA512bd6d40aa57db4fefc5b570ca37ceb2e97ba92288091d586d262e18098bd76f695ea36dfef852436a9146725f67400d9257283699fe78a8a83b11ad236a37da8b
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memory/228-28-0x0000000075200000-0x00000000759B0000-memory.dmpFilesize
7.7MB
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memory/228-27-0x0000000075200000-0x00000000759B0000-memory.dmpFilesize
7.7MB
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memory/228-26-0x0000000005BB0000-0x0000000005BBA000-memory.dmpFilesize
40KB
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memory/228-25-0x0000000005BC0000-0x0000000005BDE000-memory.dmpFilesize
120KB
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memory/228-24-0x00000000056B0000-0x00000000056BA000-memory.dmpFilesize
40KB
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memory/228-22-0x0000000075200000-0x00000000759B0000-memory.dmpFilesize
7.7MB
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memory/228-21-0x0000000075200000-0x00000000759B0000-memory.dmpFilesize
7.7MB
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memory/228-17-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/4820-10-0x0000000075200000-0x00000000759B0000-memory.dmpFilesize
7.7MB
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memory/4820-11-0x00000000009A0000-0x0000000000A02000-memory.dmpFilesize
392KB
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memory/4820-0-0x000000007520E000-0x000000007520F000-memory.dmpFilesize
4KB
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memory/4820-9-0x000000007520E000-0x000000007520F000-memory.dmpFilesize
4KB
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memory/4820-8-0x0000000004EE0000-0x0000000004EEA000-memory.dmpFilesize
40KB
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memory/4820-20-0x0000000075200000-0x00000000759B0000-memory.dmpFilesize
7.7MB
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memory/4820-7-0x0000000075200000-0x00000000759B0000-memory.dmpFilesize
7.7MB
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memory/4820-6-0x0000000004E30000-0x0000000004E86000-memory.dmpFilesize
344KB
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memory/4820-5-0x0000000004BF0000-0x0000000004BFA000-memory.dmpFilesize
40KB
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memory/4820-4-0x0000000004C30000-0x0000000004CC2000-memory.dmpFilesize
584KB
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memory/4820-3-0x0000000005140000-0x00000000056E4000-memory.dmpFilesize
5.6MB
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memory/4820-2-0x0000000004AF0000-0x0000000004B8C000-memory.dmpFilesize
624KB
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memory/4820-1-0x0000000000100000-0x0000000000196000-memory.dmpFilesize
600KB