Analysis
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max time kernel
135s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
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submitted
01-04-2023 05:40
General
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Target
RMC Trading & Services - Products List.exe
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Size
595KB
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MD5
2b2f63a783c58afa333c7bec22059a77
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SHA1
795c3f56879a616e13abfdb5cb4eb745b2f88e1c
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SHA256
a200a0a050c4d84500f0df901d640d02deb07db0fbac90a7f47f52d3ff0e02fb
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SHA512
e55bf6bf50d11ca7f4b961f2ed33a0fe311864864b60a71c46cca0842ec85d0565f93776126af8d5673d1fd95c82408374be603e23010a876886ba99b01404cc
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SSDEEP
12288:imd4exNG1gU8S+nng++++4+++++++0+++++++:BdeGdHg++++4+++++++0+++++++
Malware Config
Extracted
nanocore
1.2.2.0
141.98.6.70:54984
127.0.0.1:54984
6dd82a72-3bf5-4e3c-8f06-d1e1a93e0b71
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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
2023-01-11T02:44:16.101520136Z
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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
54984
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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
6dd82a72-3bf5-4e3c-8f06-d1e1a93e0b71
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
141.98.6.70
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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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NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Adds Run key to start application 2 TTPs 1 IoCs
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Checks whether UAC is enabled 1 TTPs 1 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 8 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of WriteProcessMemory 11 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\RMC Trading & Services - Products List.exe"C:\Users\Admin\AppData\Local\Temp\RMC Trading & Services - Products List.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\RMC Trading & Services - Products List.exe"C:\Users\Admin\AppData\Local\Temp\RMC Trading & Services - Products List.exe"2⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
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\RMC Trading & Services - Products List.exe.logFilesize
1KB
MD53a9188331a78f1dbce606db64b841fcb
SHA18e2c99b7c477d06591a856a4ea3e1e214719eee8
SHA256db4137e258a0f6159fda559a5f6dd2704be0582c3f0586f65040c7ad1eb68451
SHA512d1a994610a045d89d5d306866c24ae56bf16555414b8f63f632552568e67b5586f26d5a17a1f0a55ada376730298e6d856e9161828d4eae9decfa4e015e0e90a
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_sozfroxb.nqz.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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memory/2372-134-0x0000000004DC0000-0x0000000004DD0000-memory.dmpFilesize
64KB
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memory/2372-135-0x0000000006390000-0x00000000063B2000-memory.dmpFilesize
136KB
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memory/2372-155-0x0000000004DC0000-0x0000000004DD0000-memory.dmpFilesize
64KB
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memory/2372-133-0x00000000002A0000-0x000000000033C000-memory.dmpFilesize
624KB
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memory/4040-153-0x0000000007C00000-0x000000000827A000-memory.dmpFilesize
6.5MB
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memory/4040-156-0x0000000004F00000-0x0000000004F10000-memory.dmpFilesize
64KB
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memory/4040-141-0x0000000005D40000-0x0000000005DA6000-memory.dmpFilesize
408KB
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memory/4040-139-0x0000000004F00000-0x0000000004F10000-memory.dmpFilesize
64KB
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memory/4040-151-0x0000000006390000-0x00000000063AE000-memory.dmpFilesize
120KB
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memory/4040-152-0x0000000004F00000-0x0000000004F10000-memory.dmpFilesize
64KB
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memory/4040-138-0x0000000004F00000-0x0000000004F10000-memory.dmpFilesize
64KB
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memory/4040-154-0x0000000006860000-0x000000000687A000-memory.dmpFilesize
104KB
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memory/4040-137-0x0000000005540000-0x0000000005B68000-memory.dmpFilesize
6.2MB
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memory/4040-140-0x0000000005BE0000-0x0000000005C46000-memory.dmpFilesize
408KB
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memory/4040-157-0x0000000004F00000-0x0000000004F10000-memory.dmpFilesize
64KB
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memory/4040-158-0x0000000004F00000-0x0000000004F10000-memory.dmpFilesize
64KB
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memory/4040-136-0x0000000004DF0000-0x0000000004E26000-memory.dmpFilesize
216KB
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memory/4760-163-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/4760-166-0x00000000059C0000-0x0000000005F64000-memory.dmpFilesize
5.6MB
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memory/4760-167-0x00000000054B0000-0x0000000005542000-memory.dmpFilesize
584KB
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memory/4760-168-0x0000000005550000-0x00000000055EC000-memory.dmpFilesize
624KB
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memory/4760-169-0x0000000005460000-0x000000000546A000-memory.dmpFilesize
40KB
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memory/4760-171-0x00000000057D0000-0x00000000057E0000-memory.dmpFilesize
64KB
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memory/4760-175-0x00000000057D0000-0x00000000057E0000-memory.dmpFilesize
64KB