Analysis
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max time kernel
118s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
14/10/2023, 19:09
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.b3a4757f44f197f13a77c303cd628870.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
NEAS.b3a4757f44f197f13a77c303cd628870.exe
Resource
win10v2004-20230915-en
General
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Target
NEAS.b3a4757f44f197f13a77c303cd628870.exe
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Size
58KB
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MD5
b3a4757f44f197f13a77c303cd628870
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SHA1
e338696da774fc5b92b9fa5341d57e9aa68171bf
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SHA256
1d7ed80f3a48247af461219ddc9184c7f72865752b371a5eb5110314a14d8553
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SHA512
07209196d304be830cf9e962ba19bfe6a99fbd0cfdf5a8225cdf8b69a2abe8176c69c4b26771791885332f6144ec0d1dafdf20c3dcfbea9128ea6ffd568cb558
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SSDEEP
768:vCru/f9Iw/E6zy4n8uZ5tUXMJ+fROUmELY2glEbM3j+rd+fpRiTWNReOOF:71Tzy48untU8fOMEI3jyYfPiuOF
Malware Config
Signatures
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Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1288 wrote to memory of 2748 1288 NEAS.b3a4757f44f197f13a77c303cd628870.exe 30 PID 1288 wrote to memory of 2748 1288 NEAS.b3a4757f44f197f13a77c303cd628870.exe 30 PID 1288 wrote to memory of 2748 1288 NEAS.b3a4757f44f197f13a77c303cd628870.exe 30 PID 1288 wrote to memory of 2748 1288 NEAS.b3a4757f44f197f13a77c303cd628870.exe 30 PID 2748 wrote to memory of 2700 2748 cmd.exe 31 PID 2748 wrote to memory of 2700 2748 cmd.exe 31 PID 2748 wrote to memory of 2700 2748 cmd.exe 31 PID 2748 wrote to memory of 2700 2748 cmd.exe 31 PID 2700 wrote to memory of 2668 2700 iexpress.exe 32 PID 2700 wrote to memory of 2668 2700 iexpress.exe 32 PID 2700 wrote to memory of 2668 2700 iexpress.exe 32 PID 2700 wrote to memory of 2668 2700 iexpress.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.b3a4757f44f197f13a77c303cd628870.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.b3a4757f44f197f13a77c303cd628870.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1288 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\38A.tmp\1.bat" "C:\Users\Admin\AppData\Local\Temp\NEAS.b3a4757f44f197f13a77c303cd628870.exe""2⤵
- Suspicious use of WriteProcessMemory
PID:2748 -
C:\Windows\SysWOW64\iexpress.exeiexpress /n /q /m C:\Users\Admin\AppData\Local\Temp\popup.sed3⤵
- Suspicious use of WriteProcessMemory
PID:2700 -
C:\Windows\SysWOW64\makecab.exeC:\Windows\SysWOW64\makecab.exe /f "~%TargetName%.DDF"4⤵PID:2668
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
1KB
MD502dba5f37067292355c6d01a57d4ef48
SHA17c67ab3f99fbf7a53018dd295d2968c525db83d9
SHA2568b74c812ba9e6c536da7edd4101e7e0dddeab8355e5aff095dd31b3f00560242
SHA51212201f949ee3198c8f4b39cc8edf90a114ecf42ddd5383ed0b87e4c78053cd517786dc7af83557e63a0483af74f4c0117d5568441ae761ff6958e758704d602a
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Filesize
1KB
MD502dba5f37067292355c6d01a57d4ef48
SHA17c67ab3f99fbf7a53018dd295d2968c525db83d9
SHA2568b74c812ba9e6c536da7edd4101e7e0dddeab8355e5aff095dd31b3f00560242
SHA51212201f949ee3198c8f4b39cc8edf90a114ecf42ddd5383ed0b87e4c78053cd517786dc7af83557e63a0483af74f4c0117d5568441ae761ff6958e758704d602a
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Filesize
58KB
MD5e0ced5a2eb30122431a761f97a4a3300
SHA15d139d75226206c75da292daf46efed6e8785e4b
SHA256ac36a3358e1f361de5ede7b22747fe7ea90f51de9d846a02304833e76736d146
SHA512b04d10719f36406e8a8c771df2d5d811d360b91b936f9ec4fadc7c1e5ee340d44abfddccfb07567c0d1ba7463b3202726f674d40c038ca76ebf43ecb3e7e7f7e
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Filesize
58KB
MD5e0ced5a2eb30122431a761f97a4a3300
SHA15d139d75226206c75da292daf46efed6e8785e4b
SHA256ac36a3358e1f361de5ede7b22747fe7ea90f51de9d846a02304833e76736d146
SHA512b04d10719f36406e8a8c771df2d5d811d360b91b936f9ec4fadc7c1e5ee340d44abfddccfb07567c0d1ba7463b3202726f674d40c038ca76ebf43ecb3e7e7f7e
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Filesize
724B
MD5c3ca008abd6997c4b036a7e8be75cb2c
SHA105f7a3527bb04c691b08f040f562582035398829
SHA25629ef6bf47dcc8c67f1abe1b269d3518d6a4ebe125daa1ea460779638cb9782a3
SHA512bee0baf3cb83144239077f99f5ca2a6ca7b618f7f51a53e03613ae697e8bc76fa28f5d006296b469be8e1fffeeb35668b5fe87b260b1380cc003815ea9efb083