Static task
static1
Behavioral task
behavioral1
Sample
11-10-2020 NEW SPECIF #3309 MCHN.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
11-10-2020 NEW SPECIF #3309 MCHN.exe
Resource
win10v2004-20220414-en
Behavioral task
behavioral3
Sample
11_07_2020 PO_INVOICE #3309247.exe
Resource
win7-20220414-en
Behavioral task
behavioral4
Sample
11_07_2020 PO_INVOICE #3309247.exe
Resource
win10v2004-20220414-en
General
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Target
dd978de889d1e904d215343c1bf49af8cdffb2a936d11575ef50e28a0b85eb34
-
Size
297KB
-
MD5
3b2ac65787ca7fe79f98d5e98061bdc0
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SHA1
b96637071fd3eae1cf40cbec7d6282b21498b241
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SHA256
dd978de889d1e904d215343c1bf49af8cdffb2a936d11575ef50e28a0b85eb34
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SHA512
a77ef8947bde792300bd0294a89eb2fa8899e5dadf73148650d7b590ecc4f046f9558f82ad355ae3ca771534316472fd5716584d1e2d1e1accb7bfb815751ff5
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SSDEEP
6144:maP9fGf35omSYunmy6HOC2cAPiL7yFH1dNReKVyf37G11IeToz:1P9fYJomS1my6HZ2VP4yHHeKV0GbVK
Malware Config
Extracted
nanocore
1.2.2.0
sandshoe.myfirewall.org:5654
ff2a06ed-c1ee-426c-8263-f0a34896b956
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activate_away_mode
true
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backup_connection_host
sandshoe.myfirewall.org
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backup_dns_server
sandshoe.myfirewall.org
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buffer_size
65535
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build_time
2020-07-25T17:38:48.222950336Z
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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
5654
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default_group
DIVINE
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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
ff2a06ed-c1ee-426c-8263-f0a34896b956
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
sandshoe.myfirewall.org
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primary_dns_server
sandshoe.myfirewall.org
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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
-
Nanocore family
Files
-
dd978de889d1e904d215343c1bf49af8cdffb2a936d11575ef50e28a0b85eb34.zip
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11-10-2020 NEW SPECIF #3309 MCHN.exe.exe windows x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 114KB - Virtual size: 113KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.rsrc Size: 88KB - Virtual size: 87KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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11_07_2020 PO_INVOICE #3309247.exe.exe windows x86
a5db5a466a58a88fc36a0259818100cd
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
msvbvm60
MethCallEngine
ord669
ord598
ord631
EVENT_SINK_AddRef
ord527
DllFunctionCall
EVENT_SINK_Release
EVENT_SINK_QueryInterface
__vbaExceptHandler
ord606
ord717
ProcCallEngine
ord644
ord645
ord100
ord616
Sections
.text Size: 24KB - Virtual size: 20KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 144KB - Virtual size: 140KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ