General
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Target
OUR REF NO. S03593.pdf.exe
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Size
1.0MB
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Sample
230306-lyxahaba5x
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MD5
6ffcaa9d57ed36d74cac808ffc5fc9b6
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SHA1
89c88ac7b1420300e2f63b5a7f863c7f672ba959
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SHA256
f7361813973bf5358dfe900784ab0c2cddd70ad3c1bfdeac1b1de494ffb2a3fa
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SHA512
49f0afba5127f6caef4a78c3c1450c362543fa88b6eb9921d3621760912914b21aa19e55c3e780c13b21693e645bd151eeb83d58e03746f26434decf8d434676
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SSDEEP
24576:y/OFMbQyXyXhZVTR0z71BM2TRkB6huiR3BSpNoVf0LTsIBMNjnNNOhAe/S0:dHyXyXQHFTRkB6hulb80
Static task
static1
Behavioral task
behavioral1
Sample
OUR REF NO. S03593.pdf.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
OUR REF NO. S03593.pdf.exe
Resource
win10v2004-20230220-en
Malware Config
Extracted
remcos
XP
xpremcuz300622.ddns.net:3542
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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
oos.exe
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delete_file
false
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hide_file
true
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hide_keylog_file
false
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install_flag
true
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install_path
%AppData%
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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
Remcos-MMP2I7
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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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startup_value
kkl
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take_screenshot_option
false
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take_screenshot_time
5
Targets
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Target
OUR REF NO. S03593.pdf.exe
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Size
1.0MB
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MD5
6ffcaa9d57ed36d74cac808ffc5fc9b6
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SHA1
89c88ac7b1420300e2f63b5a7f863c7f672ba959
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SHA256
f7361813973bf5358dfe900784ab0c2cddd70ad3c1bfdeac1b1de494ffb2a3fa
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SHA512
49f0afba5127f6caef4a78c3c1450c362543fa88b6eb9921d3621760912914b21aa19e55c3e780c13b21693e645bd151eeb83d58e03746f26434decf8d434676
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SSDEEP
24576:y/OFMbQyXyXhZVTR0z71BM2TRkB6huiR3BSpNoVf0LTsIBMNjnNNOhAe/S0:dHyXyXQHFTRkB6hulb80
Score10/10-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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Suspicious use of SetThreadContext
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