Analysis
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max time kernel
141s -
max time network
150s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
27-07-2021 08:53
Static task
static1
Behavioral task
behavioral1
Sample
2d5e1b62b58404ac5040f7454b9a73fe.exe
Resource
win7v20210410
General
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Target
2d5e1b62b58404ac5040f7454b9a73fe.exe
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Size
626KB
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MD5
2d5e1b62b58404ac5040f7454b9a73fe
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SHA1
9b90698444e1abd3cfc04959ebaf8ec7c0b5bcec
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SHA256
871e94eda4712d5e5549cdb71e84f794baa7fe2b52ba191ecbbcd576549fd94d
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SHA512
cdde2968985db5e7532f23079f109de00ff70005ab0666662ab86e63bd8dee85c3425ac93d6c225d559963a0e5ad576131fd58274bd2c017479821c4c830a66f
Malware Config
Extracted
nanocore
1.2.2.0
asweee.jumpingcrab.com:8234
tryweaswweee.ydns.eu:8234
0bb207a5-6f92-4ff1-abb5-35e0dc25fe5d
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activate_away_mode
true
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backup_connection_host
tryweaswweee.ydns.eu
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backup_dns_server
tryweaswweee.ydns.eu
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buffer_size
65535
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build_time
2021-05-02T14:48:34.703881636Z
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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
-
connection_port
8234
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default_group
AUGUST
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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
0bb207a5-6f92-4ff1-abb5-35e0dc25fe5d
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
asweee.jumpingcrab.com
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primary_dns_server
asweee.jumpingcrab.com
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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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Processes:
2d5e1b62b58404ac5040f7454b9a73fe.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 2d5e1b62b58404ac5040f7454b9a73fe.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
2d5e1b62b58404ac5040f7454b9a73fe.exedescription pid process target process PID 3164 set thread context of 2292 3164 2d5e1b62b58404ac5040f7454b9a73fe.exe 2d5e1b62b58404ac5040f7454b9a73fe.exe -
Creates scheduled task(s) 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 5 IoCs
Processes:
2d5e1b62b58404ac5040f7454b9a73fe.exe2d5e1b62b58404ac5040f7454b9a73fe.exepid process 3164 2d5e1b62b58404ac5040f7454b9a73fe.exe 3164 2d5e1b62b58404ac5040f7454b9a73fe.exe 2292 2d5e1b62b58404ac5040f7454b9a73fe.exe 2292 2d5e1b62b58404ac5040f7454b9a73fe.exe 2292 2d5e1b62b58404ac5040f7454b9a73fe.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
2d5e1b62b58404ac5040f7454b9a73fe.exepid process 2292 2d5e1b62b58404ac5040f7454b9a73fe.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
2d5e1b62b58404ac5040f7454b9a73fe.exe2d5e1b62b58404ac5040f7454b9a73fe.exedescription pid process Token: SeDebugPrivilege 3164 2d5e1b62b58404ac5040f7454b9a73fe.exe Token: SeDebugPrivilege 2292 2d5e1b62b58404ac5040f7454b9a73fe.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
2d5e1b62b58404ac5040f7454b9a73fe.exe2d5e1b62b58404ac5040f7454b9a73fe.exedescription pid process target process PID 3164 wrote to memory of 2292 3164 2d5e1b62b58404ac5040f7454b9a73fe.exe 2d5e1b62b58404ac5040f7454b9a73fe.exe PID 3164 wrote to memory of 2292 3164 2d5e1b62b58404ac5040f7454b9a73fe.exe 2d5e1b62b58404ac5040f7454b9a73fe.exe PID 3164 wrote to memory of 2292 3164 2d5e1b62b58404ac5040f7454b9a73fe.exe 2d5e1b62b58404ac5040f7454b9a73fe.exe PID 3164 wrote to memory of 2292 3164 2d5e1b62b58404ac5040f7454b9a73fe.exe 2d5e1b62b58404ac5040f7454b9a73fe.exe PID 3164 wrote to memory of 2292 3164 2d5e1b62b58404ac5040f7454b9a73fe.exe 2d5e1b62b58404ac5040f7454b9a73fe.exe PID 3164 wrote to memory of 2292 3164 2d5e1b62b58404ac5040f7454b9a73fe.exe 2d5e1b62b58404ac5040f7454b9a73fe.exe PID 3164 wrote to memory of 2292 3164 2d5e1b62b58404ac5040f7454b9a73fe.exe 2d5e1b62b58404ac5040f7454b9a73fe.exe PID 3164 wrote to memory of 2292 3164 2d5e1b62b58404ac5040f7454b9a73fe.exe 2d5e1b62b58404ac5040f7454b9a73fe.exe PID 2292 wrote to memory of 2164 2292 2d5e1b62b58404ac5040f7454b9a73fe.exe schtasks.exe PID 2292 wrote to memory of 2164 2292 2d5e1b62b58404ac5040f7454b9a73fe.exe schtasks.exe PID 2292 wrote to memory of 2164 2292 2d5e1b62b58404ac5040f7454b9a73fe.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2d5e1b62b58404ac5040f7454b9a73fe.exe"C:\Users\Admin\AppData\Local\Temp\2d5e1b62b58404ac5040f7454b9a73fe.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\2d5e1b62b58404ac5040f7454b9a73fe.exeC:\Users\Admin\AppData\Local\Temp\2d5e1b62b58404ac5040f7454b9a73fe.exe2⤵
- Checks whether UAC is enabled
- 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 "ISS Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmp7DD1.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\2d5e1b62b58404ac5040f7454b9a73fe.exe.logMD5
9e7845217df4a635ec4341c3d52ed685
SHA1d65cb39d37392975b038ce503a585adadb805da5
SHA256d60e596ed3d5c13dc9f1660e6d870d99487e1383891437645c4562a9ecaa8c9b
SHA512307c3b4d4f2655bdeb177e7b9c981ca27513618903f02c120caa755c9da5a8dd03ebab660b56108a680720a97c1e9596692490aede18cc4bd77b9fc3d8e68aa1
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C:\Users\Admin\AppData\Local\Temp\tmp7DD1.tmpMD5
e525af5a61446824a0356a9f62bda268
SHA10f1705a24dfca30c4a892e4483dbfdc13cb91edf
SHA2566d4b2d9391eb671c023132d90431f6ab054de04dd289bffa9d4b743b49a88ed0
SHA5126b417f85e8a6605cb8ede8244cfc0eb8bdea3c18cad8272cd716cfd2b50415831fa4d0ba389420e775853182d6668848767f059d266a09c2b1091ef0634a873e
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memory/2164-136-0x0000000000000000-mapping.dmp
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memory/2292-127-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2292-134-0x00000000055A0000-0x00000000055A1000-memory.dmpFilesize
4KB
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memory/2292-141-0x0000000005500000-0x00000000059FE000-memory.dmpFilesize
5.0MB
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memory/2292-140-0x0000000005590000-0x0000000005593000-memory.dmpFilesize
12KB
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memory/2292-139-0x0000000005740000-0x0000000005759000-memory.dmpFilesize
100KB
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memory/2292-138-0x00000000054E0000-0x00000000054E5000-memory.dmpFilesize
20KB
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memory/2292-128-0x000000000041E792-mapping.dmp
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memory/3164-118-0x0000000004F50000-0x0000000004F51000-memory.dmpFilesize
4KB
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memory/3164-119-0x0000000004E70000-0x000000000536E000-memory.dmpFilesize
5.0MB
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memory/3164-117-0x0000000004E70000-0x0000000004E71000-memory.dmpFilesize
4KB
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memory/3164-116-0x0000000005370000-0x0000000005371000-memory.dmpFilesize
4KB
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memory/3164-114-0x0000000000510000-0x0000000000511000-memory.dmpFilesize
4KB
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memory/3164-126-0x0000000004E70000-0x000000000536E000-memory.dmpFilesize
5.0MB
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memory/3164-125-0x0000000006C30000-0x0000000006CAB000-memory.dmpFilesize
492KB
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memory/3164-120-0x00000000059E0000-0x0000000005A4B000-memory.dmpFilesize
428KB