Behavioral task
behavioral1
Sample
431f53278c89aa423d08ddc7ea4ddaa23e1c40cf7910b764201efd6890af7afe.exe
Resource
win7-20231215-en
General
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Target
431f53278c89aa423d08ddc7ea4ddaa23e1c40cf7910b764201efd6890af7afe.exe
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Size
483KB
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MD5
9e8751561769fbb8369d2d1311f2be13
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SHA1
eb36a6b23823b1f05c2dd78ad9d01880232bad4e
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SHA256
7e47f168cf671e5b51acba526f2fc5c65a5a4a18cd0bcc7701a8c30c61d52959
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SHA512
42c2eec5c1bc7b6757a948064a9eea3f988906896165cfa685b2ed7fbb4b88f69392d9633c5491ccc3bdb0c1ba5bde9db5465064b1b518f7146f0801e2071ab3
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SSDEEP
6144:R/7iPrcL3ArwhBq7Kjsn9iHGXg0lwGS9MNNhdFvPxps9gsAOZZuAXn4D:R/uPq3AfK496Gw0lwGXN3pvs/Zu
Malware Config
Extracted
remcos
new way
mexbar.duckdns.org:3119
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audio_folder
MicRecords
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audio_record_time
5
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connect_delay
0
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connect_interval
1
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copy_file
remcos.exe
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copy_folder
Remcos
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delete_file
false
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hide_file
false
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hide_keylog_file
false
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install_flag
false
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keylog_crypt
false
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
remcos
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mouse_option
false
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mutex
Rmc-6F9K82
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screenshot_crypt
false
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screenshot_flag
false
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screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
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take_screenshot_option
false
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take_screenshot_time
5
Signatures
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Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) 1 IoCs
resource yara_rule sample INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM -
Remcos family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 431f53278c89aa423d08ddc7ea4ddaa23e1c40cf7910b764201efd6890af7afe.exe
Files
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431f53278c89aa423d08ddc7ea4ddaa23e1c40cf7910b764201efd6890af7afe.exe.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 348KB - Virtual size: 348KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 94KB - Virtual size: 94KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 23KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: 512B - Virtual size: 9B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.gfids Size: 1024B - Virtual size: 560B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 19KB - Virtual size: 18KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 15KB - Virtual size: 14KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ