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Analysis
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max time kernel
141s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
29/09/2023, 21:20
Static task
static1
Behavioral task
behavioral1
Sample
a7162c1383d8903273e919ebbaacf380137fd933e76a65c0bb79988cdf6a385a.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
a7162c1383d8903273e919ebbaacf380137fd933e76a65c0bb79988cdf6a385a.exe
Resource
win10v2004-20230915-en
General
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Target
a7162c1383d8903273e919ebbaacf380137fd933e76a65c0bb79988cdf6a385a.exe
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Size
1.2MB
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MD5
ac52baf33dce0b3361af383e8e2fcb47
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SHA1
8ff972335ace8050cc18ce1aff31bfe03d2709c9
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SHA256
a7162c1383d8903273e919ebbaacf380137fd933e76a65c0bb79988cdf6a385a
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SHA512
2c472ac0526dd59be9352a023bc979fcdc1348595e5475f8768fa1ff44921fe1a856551ccb811bf8838fad6cbbeb3f4e7af794364917ed73703bcf5a486ee3c5
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SSDEEP
24576:Dq1kYgbWSey7ueOP6OXYK5097OLp8mGMS/lpZj4coCYHb0YLBTdrEH7k:w2l7uzPLd8mGz/lfUcophBj
Malware Config
Signatures
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Modifies AppInit DLL entries 2 TTPs
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ACProtect 1.3x - 1.4x DLL software 4 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x001000000001e746-1.dat acprotect behavioral2/files/0x001000000001e746-24.dat acprotect behavioral2/files/0x001000000001e746-33.dat acprotect behavioral2/files/0x001000000001e746-34.dat acprotect -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Control Panel\International\Geo\Nation a7162c1383d8903273e919ebbaacf380137fd933e76a65c0bb79988cdf6a385a.exe -
Loads dropped DLL 3 IoCs
pid Process 3980 a7162c1383d8903273e919ebbaacf380137fd933e76a65c0bb79988cdf6a385a.exe 2940 WerFault.exe 3960 WerFault.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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resource yara_rule behavioral2/files/0x001000000001e746-1.dat upx behavioral2/memory/3980-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/files/0x001000000001e746-24.dat upx behavioral2/files/0x001000000001e746-33.dat upx behavioral2/files/0x001000000001e746-34.dat upx behavioral2/memory/3980-36-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\e: a7162c1383d8903273e919ebbaacf380137fd933e76a65c0bb79988cdf6a385a.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll a7162c1383d8903273e919ebbaacf380137fd933e76a65c0bb79988cdf6a385a.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 3960 3980 WerFault.exe 84 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3980 a7162c1383d8903273e919ebbaacf380137fd933e76a65c0bb79988cdf6a385a.exe 3980 a7162c1383d8903273e919ebbaacf380137fd933e76a65c0bb79988cdf6a385a.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3980 a7162c1383d8903273e919ebbaacf380137fd933e76a65c0bb79988cdf6a385a.exe Token: SeManageVolumePrivilege 4316 svchost.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3980 a7162c1383d8903273e919ebbaacf380137fd933e76a65c0bb79988cdf6a385a.exe 3980 a7162c1383d8903273e919ebbaacf380137fd933e76a65c0bb79988cdf6a385a.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a7162c1383d8903273e919ebbaacf380137fd933e76a65c0bb79988cdf6a385a.exe"C:\Users\Admin\AppData\Local\Temp\a7162c1383d8903273e919ebbaacf380137fd933e76a65c0bb79988cdf6a385a.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3980 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3980 -s 20162⤵
- Loads dropped DLL
- Program crash
PID:3960
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3980 -ip 39801⤵
- Loads dropped DLL
PID:2940
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C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe1⤵PID:2372
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k UnistackSvcGroup1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4316
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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C:\ProgramData\CyberLink\CBE\D8D760AC-ACA2-493e-9623-61E9D47DE89C\a7162c1383d8903273e919ebbaacf380137fd933e76a65c0bb79988cdf6a385a.exe_v2\UNO.ini
Filesize7B
MD5be9d6efbd8632e482c64618f00a701fa
SHA1cc7c0702a34305282ba77d4eb88db1fa0bbed850
SHA256d94fd0c7e43df0a03014a44d79653c0845adb29e6222ca47718c46af90847b84
SHA512c59eee3a838ec35f447c28a701289f3f35ea5ec08d0c38df54482b39a2219598074d49fc162b1ef46d9e20c336221f53bc86de7163183193001b466ff36dd5c8
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Filesize
434B
MD54dad7d754294622aee01ff65deb6f922
SHA1712bbeb57885363598b917bf8dd6cbdcde5e0a34
SHA256854c0559ff0a440ed0689b59b5812137f70bd8a431fedee9681ab7094b04e36f
SHA512e8b93f066cb8ac9f002d629c48afb2c3ccb87f079c8bc831ab1433cb2dfc9eb19611cd96c0171738153422400f9fb0d93f8ac850d28b51701739c75721ca83a9