Analysis
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max time kernel
121s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
04/12/2023, 06:56
Static task
static1
Behavioral task
behavioral1
Sample
cc0f6af0ea57fc9cb9698c534fbbe1b2.exe
Resource
win7-20231020-en
General
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Target
cc0f6af0ea57fc9cb9698c534fbbe1b2.exe
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Size
780KB
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MD5
cc0f6af0ea57fc9cb9698c534fbbe1b2
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SHA1
4fd4acb6716bfb889f685045d00662fb3d46be78
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SHA256
6e4a05f7b769a8cb12f932281af71be353b058d68a3f96bd00a38b63e78bae70
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SHA512
eaf6132501ad4e9e213606afcc164c4dd8dca4a9a685d2411e23ff4b51ea1a4eddded73d2c953b633d1e92bd052789b6a41daae19a2654fa556392fa5904e4e3
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SSDEEP
12288:FW8tW8G34/uK45+po2op+9icdMJG0Bi3SQuFBASUFFJR92DGMAvWrQnTIRy8OJ/k:e34/up+pJzl50ySXASKCyTwecRy83
Malware Config
Extracted
nanocore
1.2.2.0
btldinc7.sytes.net:4510
127.0.0.1:4510
8dca47d1-e2ac-4cf4-9dae-489155036caa
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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
2023-09-14T23:25:11.588272936Z
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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
4510
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default_group
btld
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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
8dca47d1-e2ac-4cf4-9dae-489155036caa
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
btldinc7.sytes.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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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\UDP Manager = "C:\\Program Files (x86)\\UDP Manager\\udpmgr.exe" cc0f6af0ea57fc9cb9698c534fbbe1b2.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA cc0f6af0ea57fc9cb9698c534fbbe1b2.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3060 set thread context of 2840 3060 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 30 -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\UDP Manager\udpmgr.exe cc0f6af0ea57fc9cb9698c534fbbe1b2.exe File opened for modification C:\Program Files (x86)\UDP Manager\udpmgr.exe cc0f6af0ea57fc9cb9698c534fbbe1b2.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2596 schtasks.exe 2932 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3060 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 3060 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 2840 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 2840 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 2840 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 2840 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2840 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3060 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe Token: SeDebugPrivilege 2840 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe -
Suspicious use of WriteProcessMemory 25 IoCs
description pid Process procid_target PID 3060 wrote to memory of 2732 3060 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 28 PID 3060 wrote to memory of 2732 3060 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 28 PID 3060 wrote to memory of 2732 3060 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 28 PID 3060 wrote to memory of 2732 3060 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 28 PID 3060 wrote to memory of 2736 3060 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 29 PID 3060 wrote to memory of 2736 3060 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 29 PID 3060 wrote to memory of 2736 3060 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 29 PID 3060 wrote to memory of 2736 3060 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 29 PID 3060 wrote to memory of 2840 3060 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 30 PID 3060 wrote to memory of 2840 3060 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 30 PID 3060 wrote to memory of 2840 3060 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 30 PID 3060 wrote to memory of 2840 3060 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 30 PID 3060 wrote to memory of 2840 3060 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 30 PID 3060 wrote to memory of 2840 3060 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 30 PID 3060 wrote to memory of 2840 3060 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 30 PID 3060 wrote to memory of 2840 3060 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 30 PID 3060 wrote to memory of 2840 3060 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 30 PID 2840 wrote to memory of 2596 2840 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 31 PID 2840 wrote to memory of 2596 2840 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 31 PID 2840 wrote to memory of 2596 2840 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 31 PID 2840 wrote to memory of 2596 2840 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 31 PID 2840 wrote to memory of 2932 2840 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 33 PID 2840 wrote to memory of 2932 2840 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 33 PID 2840 wrote to memory of 2932 2840 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 33 PID 2840 wrote to memory of 2932 2840 cc0f6af0ea57fc9cb9698c534fbbe1b2.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\cc0f6af0ea57fc9cb9698c534fbbe1b2.exe"C:\Users\Admin\AppData\Local\Temp\cc0f6af0ea57fc9cb9698c534fbbe1b2.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3060 -
C:\Users\Admin\AppData\Local\Temp\cc0f6af0ea57fc9cb9698c534fbbe1b2.exe"C:\Users\Admin\AppData\Local\Temp\cc0f6af0ea57fc9cb9698c534fbbe1b2.exe"2⤵PID:2732
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C:\Users\Admin\AppData\Local\Temp\cc0f6af0ea57fc9cb9698c534fbbe1b2.exe"C:\Users\Admin\AppData\Local\Temp\cc0f6af0ea57fc9cb9698c534fbbe1b2.exe"2⤵PID:2736
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C:\Users\Admin\AppData\Local\Temp\cc0f6af0ea57fc9cb9698c534fbbe1b2.exe"C:\Users\Admin\AppData\Local\Temp\cc0f6af0ea57fc9cb9698c534fbbe1b2.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
- Suspicious use of WriteProcessMemory
PID:2840 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "UDP Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmp82F5.tmp"3⤵
- Creates scheduled task(s)
PID:2596
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "UDP Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp84F9.tmp"3⤵
- Creates scheduled task(s)
PID:2932
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5fc7fbae2a7339f292629b47f7c191d91
SHA12572887548578a060a5eff284dac4e22db06f1d2
SHA25627ad5fb53e16fc402a004b5b5ee6bd52a4acd38ef1f783c774e5bb8b182e429b
SHA5128b67a94d58a006f58ec3274498fec1a3ea689890369ea47794163bb2d7f16bea7bbd7a1c83f01bf523b239c9153e64a7b857263d8c1e09c2618d6e49c7bf77e4
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Filesize
1KB
MD5c1c4b266e129249076bbe8a15cc5e06c
SHA1312b8173c264245c834eee91e05dcca845c341f8
SHA256f336d06dcadca621be6b2dc9493dcb84d871497e65142bc9fdd72c9f250a1b7b
SHA5120f02ec7700f89d95d29014eec42d13c85234351c3fe1dc6a3efeea52ea76ca4bea3151567a6c798b5ce658d481b424646b43d93e95ccad897356a87a25d45041