Overview
overview
5Static
static
1Quarantine...1).zip
windows7-x64
1Quarantine...1).zip
windows10-2004-x64
161572692-0...d4.eml
windows7-x64
561572692-0...d4.eml
windows10-2004-x64
3818481848184.zip
windows7-x64
1818481848184.zip
windows10-2004-x64
1email-html-2.html
windows7-x64
1email-html-2.html
windows10-2004-x64
1email-plain-1.txt
windows7-x64
1email-plain-1.txt
windows10-2004-x64
1Analysis
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max time kernel
89s -
max time network
92s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
13-03-2024 17:30
Static task
static1
Behavioral task
behavioral1
Sample
Quarantined Messages (1).zip
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
Quarantined Messages (1).zip
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
61572692-0383-4e5e-0231-08dc42b4b0cc/38e596fc-e0eb-46f8-3711-3bde1d4cd6d4.eml
Resource
win7-20240215-en
Behavioral task
behavioral4
Sample
61572692-0383-4e5e-0231-08dc42b4b0cc/38e596fc-e0eb-46f8-3711-3bde1d4cd6d4.eml
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
818481848184.zip
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
818481848184.zip
Resource
win10v2004-20240226-en
Behavioral task
behavioral7
Sample
email-html-2.html
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
email-html-2.html
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
email-plain-1.txt
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
email-plain-1.txt
Resource
win10v2004-20240226-en
General
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Target
61572692-0383-4e5e-0231-08dc42b4b0cc/38e596fc-e0eb-46f8-3711-3bde1d4cd6d4.eml
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Size
84KB
-
MD5
b344b30eabe0ddca4e8e077b1888ea94
-
SHA1
ea0d7a2436beca9cc665fa3a557135d59880a88f
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SHA256
3612f86d1ff9b1372543e94801af49ec5329a8f11453dfeb715b17e815b13496
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SHA512
86a86c44835b585de0ee31d0c8830b3bdf42dbffd9c23e724b0a4b968f9bdb85d92c3400b74ed160c3d0e0b1fbf1c346c445ea6561a4e7162b8c57156c593681
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SSDEEP
1536:4gfkt6g4CYqd2IjedTPcb+9w+4lVM7oF4ZQuaLSR0cDyQ:lM8geqDadrcy9wXl67U2QuaLbcD9
Malware Config
Signatures
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Drops file in System32 directory 14 IoCs
description ioc Process File created C:\Windows\system32\perfc007.dat OUTLOOK.EXE File created C:\Windows\system32\perfc011.dat OUTLOOK.EXE File created C:\Windows\system32\perfh00A.dat OUTLOOK.EXE File created C:\Windows\system32\perfc00C.dat OUTLOOK.EXE File created C:\Windows\system32\perfh007.dat OUTLOOK.EXE File opened for modification C:\Windows\SysWOW64\PerfStringBackup.INI OUTLOOK.EXE File created C:\Windows\system32\perfc009.dat OUTLOOK.EXE File created C:\Windows\system32\perfh009.dat OUTLOOK.EXE File created C:\Windows\system32\perfc00A.dat OUTLOOK.EXE File created C:\Windows\system32\perfh00C.dat OUTLOOK.EXE File created C:\Windows\system32\perfc010.dat OUTLOOK.EXE File created C:\Windows\system32\perfh010.dat OUTLOOK.EXE File created C:\Windows\SysWOW64\PerfStringBackup.TMP OUTLOOK.EXE File created C:\Windows\system32\perfh011.dat OUTLOOK.EXE -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\inf\Outlook\0009\outlperf.ini OUTLOOK.EXE File created C:\Windows\inf\Outlook\outlperf.h OUTLOOK.EXE File opened for modification C:\Windows\inf\Outlook\outlperf.h OUTLOOK.EXE -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\MenuExt OUTLOOK.EXE Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote OUTLOOK.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" OUTLOOK.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" OUTLOOK.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" OUTLOOK.EXE Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Toolbar OUTLOOK.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" OUTLOOK.EXE Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel OUTLOOK.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" OUTLOOK.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1724 OUTLOOK.EXE -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1724 OUTLOOK.EXE
Processes
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C:\PROGRA~2\MICROS~1\Office14\OUTLOOK.EXEC:\PROGRA~2\MICROS~1\Office14\OUTLOOK.EXE /eml "C:\Users\Admin\AppData\Local\Temp\61572692-0383-4e5e-0231-08dc42b4b0cc\38e596fc-e0eb-46f8-3711-3bde1d4cd6d4.eml"1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1724
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C:\Windows\explorer.exe"C:\Windows\explorer.exe"1⤵PID:1188
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD548dd6cae43ce26b992c35799fcd76898
SHA18e600544df0250da7d634599ce6ee50da11c0355
SHA2567bfe1f3691e2b4fb4d61fbf5e9f7782fbe49da1342dbd32201c2cc8e540dbd1a
SHA512c1b9322c900f5be0ad166ddcfec9146918fb2589a17607d61490fd816602123f3af310a3e6d98a37d16000d4acbbcd599236f03c3c7f9376aeba7a489b329f31