Analysis
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max time kernel
62s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
27-09-2022 06:47
Static task
static1
Behavioral task
behavioral1
Sample
Jens Frodesen CV.exe
Resource
win7-20220901-en
General
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Target
Jens Frodesen CV.exe
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Size
805KB
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MD5
210276dd5f377abe9e0b83e263507b83
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SHA1
90f06579adc205e74b57f9abb48b6b3f2c25635d
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SHA256
4d045c304e5cabb29318a9b07e9a6f41ff2172e72b704533a6f3b0bd79fba1c6
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SHA512
f292bd6768caba952aee7e3f47e0f613f4bb15b2693a61e16384d6d3a78bbf03808f3285915d77e7bead1c39cbdba664786d7cdff2553dd86258d16763e2a6dd
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SSDEEP
12288:gxDjQJlqtwEj1aIo1SUpomNVSs95FHP3jADqjJ5nt0+9MK:yj0qCEjpYjN75FDjrBe
Malware Config
Extracted
nanocore
1.2.2.0
brightnano1.ddns.net:1989
171.22.30.97:1989
fba1bbc6-2cc8-4c94-b6c0-dda5a12fd7fe
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activate_away_mode
true
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backup_connection_host
171.22.30.97
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2022-06-10T14:34:05.030247036Z
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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
1989
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default_group
Default
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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
fba1bbc6-2cc8-4c94-b6c0-dda5a12fd7fe
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
brightnano1.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:
Jens Frodesen CV.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation Jens Frodesen CV.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
Jens Frodesen CV.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AGP Monitor = "C:\\Program Files (x86)\\AGP Monitor\\agpmon.exe" Jens Frodesen CV.exe -
Processes:
Jens Frodesen CV.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Jens Frodesen CV.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Jens Frodesen CV.exedescription pid process target process PID 676 set thread context of 3156 676 Jens Frodesen CV.exe Jens Frodesen CV.exe -
Drops file in Program Files directory 2 IoCs
Processes:
Jens Frodesen CV.exedescription ioc process File created C:\Program Files (x86)\AGP Monitor\agpmon.exe Jens Frodesen CV.exe File opened for modification C:\Program Files (x86)\AGP Monitor\agpmon.exe Jens Frodesen CV.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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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 2980 schtasks.exe 2496 schtasks.exe 4672 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
Jens Frodesen CV.exepid process 3156 Jens Frodesen CV.exe 3156 Jens Frodesen CV.exe 3156 Jens Frodesen CV.exe 3156 Jens Frodesen CV.exe 3156 Jens Frodesen CV.exe 3156 Jens Frodesen CV.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
Jens Frodesen CV.exepid process 3156 Jens Frodesen CV.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Jens Frodesen CV.exedescription pid process Token: SeDebugPrivilege 3156 Jens Frodesen CV.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
Jens Frodesen CV.exeJens Frodesen CV.exedescription pid process target process PID 676 wrote to memory of 2980 676 Jens Frodesen CV.exe schtasks.exe PID 676 wrote to memory of 2980 676 Jens Frodesen CV.exe schtasks.exe PID 676 wrote to memory of 2980 676 Jens Frodesen CV.exe schtasks.exe PID 676 wrote to memory of 3156 676 Jens Frodesen CV.exe Jens Frodesen CV.exe PID 676 wrote to memory of 3156 676 Jens Frodesen CV.exe Jens Frodesen CV.exe PID 676 wrote to memory of 3156 676 Jens Frodesen CV.exe Jens Frodesen CV.exe PID 676 wrote to memory of 3156 676 Jens Frodesen CV.exe Jens Frodesen CV.exe PID 676 wrote to memory of 3156 676 Jens Frodesen CV.exe Jens Frodesen CV.exe PID 676 wrote to memory of 3156 676 Jens Frodesen CV.exe Jens Frodesen CV.exe PID 676 wrote to memory of 3156 676 Jens Frodesen CV.exe Jens Frodesen CV.exe PID 676 wrote to memory of 3156 676 Jens Frodesen CV.exe Jens Frodesen CV.exe PID 3156 wrote to memory of 2496 3156 Jens Frodesen CV.exe schtasks.exe PID 3156 wrote to memory of 2496 3156 Jens Frodesen CV.exe schtasks.exe PID 3156 wrote to memory of 2496 3156 Jens Frodesen CV.exe schtasks.exe PID 3156 wrote to memory of 4672 3156 Jens Frodesen CV.exe schtasks.exe PID 3156 wrote to memory of 4672 3156 Jens Frodesen CV.exe schtasks.exe PID 3156 wrote to memory of 4672 3156 Jens Frodesen CV.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Jens Frodesen CV.exe"C:\Users\Admin\AppData\Local\Temp\Jens Frodesen CV.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\erfbnen" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4D2.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Jens Frodesen CV.exe"{path}"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
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "AGP Monitor" /xml "C:\Users\Admin\AppData\Local\Temp\tmp8D9.tmp"3⤵
- Creates scheduled task(s)
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "AGP Monitor Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp919.tmp"3⤵
- Creates scheduled task(s)
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Jens Frodesen CV.exe.logFilesize
1KB
MD584e77a587d94307c0ac1357eb4d3d46f
SHA183cc900f9401f43d181207d64c5adba7a85edc1e
SHA256e16024b092a026a9dc00df69d4b9bbcab7b2dc178dc5291fc308a1abc9304a99
SHA512aefb5c62200b3ed97718d20a89990954d4d8acdc0a6a73c5a420f1bba619cb79e70c2cd0a579b9f52dc6b09e1de2cea6cd6cac4376cfee92d94e2c01d310f691
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C:\Users\Admin\AppData\Local\Temp\tmp4D2.tmpFilesize
1KB
MD558377af6fa1519262752d453bcf6eae2
SHA16f5df3b303d96b31f40fd570f1e43917e61025ce
SHA25651a02254f814592e84187e29841113e4bfd422da49c5b385edecb9b2ed81ed02
SHA5127a3f29d378825a28c91958aed9c18253a6a1ea7ced826e8712d692f7095ef1faf78a41b51e220f2b5551b32852c8d0f55bf425265703c0a630e477ec520241d0
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C:\Users\Admin\AppData\Local\Temp\tmp8D9.tmpFilesize
1KB
MD5e1dd6e2c29777a6d5ca9e987132bdccc
SHA17a66c0cf1100262f6c3a73c34be1f9dfa2a6a132
SHA256bd83ad0c63f039703d45a8a3650784d3d4ee9edd2f90c2219f8bedb56e095884
SHA512e876049e62c7c430f3f6cb8f2684b5883172aa75c6214683c59f91b843b64f1b35bdf19b4acec3413cc7a2ae7543b68d44fb51f5f5c3dc6bf843a18c0ea1db96
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C:\Users\Admin\AppData\Local\Temp\tmp919.tmpFilesize
1KB
MD5157cd55403665c49c9fd3ca1196c4397
SHA14feed6e606b41bb617274471349582963182756b
SHA25649d903f84313feb16bd189c58b6c206f98b05da00ea0da881e2ff0c893b6ba5e
SHA512bea7e3caa9c37cadd772a6d3ee0d9ed47de6b3e880cd58649be2939cacd00f70d4edc1ad177e432539267bb520094d9cda3f781cdfc69122f3775242321c11b8
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memory/676-135-0x0000000005020000-0x00000000050BC000-memory.dmpFilesize
624KB
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memory/676-136-0x0000000004F40000-0x0000000004F4A000-memory.dmpFilesize
40KB
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memory/676-134-0x0000000004F80000-0x0000000005012000-memory.dmpFilesize
584KB
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memory/676-132-0x00000000004E0000-0x00000000005B0000-memory.dmpFilesize
832KB
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memory/676-133-0x0000000005490000-0x0000000005A34000-memory.dmpFilesize
5.6MB
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memory/2496-142-0x0000000000000000-mapping.dmp
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memory/2980-137-0x0000000000000000-mapping.dmp
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memory/3156-140-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/3156-139-0x0000000000000000-mapping.dmp
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memory/3156-146-0x0000000006BF0000-0x0000000006C56000-memory.dmpFilesize
408KB
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memory/4672-144-0x0000000000000000-mapping.dmp