Analysis
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max time kernel
141s -
max time network
137s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
08-10-2023 11:51
Static task
static1
Behavioral task
behavioral1
Sample
绩效考核整改意见/其他信息/.__MACOS__/.__MACOS__/._MACOS_/Uxtheme.dll
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
绩效考核整改意见/其他信息/.__MACOS__/.__MACOS__/._MACOS_/Uxtheme.dll
Resource
win10v2004-20230915-en
Behavioral task
behavioral3
Sample
绩效考核整改意见/其他信息/.__MACOS__/.__MACOS__/._MACOS_/ds.exe
Resource
win7-20230831-en
Behavioral task
behavioral4
Sample
绩效考核整改意见/其他信息/.__MACOS__/.__MACOS__/._MACOS_/ds.exe
Resource
win10v2004-20230915-en
Behavioral task
behavioral5
Sample
绩效考核整改意见/其他信息/其他信息.exe
Resource
win7-20230831-en
Behavioral task
behavioral6
Sample
绩效考核整改意见/其他信息/其他信息.exe
Resource
win10v2004-20230915-en
Behavioral task
behavioral7
Sample
绩效考核整改意见/绩效考核整改意见.docx.lnk
Resource
win7-20230831-en
Behavioral task
behavioral8
Sample
绩效考核整改意见/绩效考核整改意见.docx.lnk
Resource
win10v2004-20230915-en
General
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Target
绩效考核整改意见/其他信息/.__MACOS__/.__MACOS__/._MACOS_/ds.exe
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Size
6.6MB
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MD5
512f4350aee7eb50adf509008a3ad3ce
-
SHA1
b9eb9c56289e835739447925a0c085a9849a8f53
-
SHA256
64f7a36c01e79cd4b041e8a8607dff06d5b606d36e3dff9cfb5fffa22d14d34c
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SHA512
9f8fc1871545abb446e76990c02ea648f3a588e1245f9140e86199a834b49d7410907925d471a4cb255f01176dc56d9099920db8f645938c32c66810cc14f649
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SSDEEP
49152:hfvxdjdBT6fQ88jYf89GdJufo0HNoWzSMWPQYH09RU39h6b/tQxFezMZoRZXtSHj:bb4zEsqaMWEr8gQLACJir2wFXk/mol
Malware Config
Extracted
cobaltstrike
100000
http://home.firefoxchina.cn:80/audiencemanager.js
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access_type
512
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host
home.firefoxchina.cn,/audiencemanager.js
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http_header1
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http_header2
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http_method1
GET
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http_method2
POST
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jitter
9472
-
polling_time
30000
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port_number
80
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sc_process32
%windir%\syswow64\runonce.exe
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sc_process64
%windir%\sysnative\runonce.exe
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state_machine
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCTgtebe0cm7Pcf5k+pJW3oVOtEFdoncgt1GOki7jIZvJzh8gS6c2+z7OnS8tKIifIFd5/wXKn6x8l+/8edmBrk9bAeXpGOAJROS9Vcndwj6au5cO1RsbDAXpv39Pd4XPNRxFGinglpSmd8/s+FiTomD2du2byaq7Ngsd/a+taTcwIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
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unknown1
1.435374848e+09
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unknown2
AAAABAAAAAEAAAf+AAAAAgAAIUwAAAACAAAPtQAAAA0AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
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uri
/audiencemanager-v2.js
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user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4044.62 Safari/537.36
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watermark
100000
Signatures
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Cobaltstrike
Detected malicious payload which is part of Cobaltstrike.
-
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
Processes:
ds.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ ds.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
ds.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion ds.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion ds.exe -
Processes:
ds.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ds.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
Processes:
ds.exedescription ioc process File opened for modification \??\PhysicalDrive0 ds.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
ds.exepid process 3040 ds.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\绩效考核整改意见\其他信息\.__MACOS__\.__MACOS__\._MACOS_\ds.exe"C:\Users\Admin\AppData\Local\Temp\绩效考核整改意见\其他信息\.__MACOS__\.__MACOS__\._MACOS_\ds.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:3040