8c5720b14fe58474cd398a0f0c31e79667567040c6bcba1a25e26aae78c72a2e

Analysis

max time kernel
92s
max time network
113s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20/09/2024, 22:54

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General

Target

8c5720b14fe58474cd398a0f0c31e79667567040c6bcba1a25e26aae78c72a2eN.exe
Size

1.1MB
MD5

e81d8735eb1a30d32cabda7054ca4060
SHA1

2c4f489a83e4c554af9db8fa750ddb237b3224dd
SHA256

8c5720b14fe58474cd398a0f0c31e79667567040c6bcba1a25e26aae78c72a2e
SHA512

71ffce62a4b69a4894a37b85d75edd5449de234c8d1dd946413f30bd72325418e48956d43fc7fcb3db2e4b0df6781a7a9851056352acb42ad45acb34e5587db1
SSDEEP

12288:3sM+aTA3c+FK1vrlVYBVignBtZnfVq4cz1i5pP9kPQCH:cV4W8hqBYgnBLfVqx1WjkPH

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	8c5720b14fe58474cd398a0f0c31e79667567040c6bcba1a25e26aae78c72a2eN.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8c5720b14fe58474cd398a0f0c31e79667567040c6bcba1a25e26aae78c72a2eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 39 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "433637871"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\	8c5720b14fe58474cd398a0f0c31e79667567040c6bcba1a25e26aae78c72a2eN.exe
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "803186623"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{AD4BAE79-D306-499D-BC76-2396220C44F7}\URL = "http://search.searchemaila.com/s?source=display-bb8&uid=859a32de-90f2-42d6-b9a0-5dcc62066b7e&uc=20180109&ap=appfocus45&i_id=email__1.30&query={searchTerms}"	8c5720b14fe58474cd398a0f0c31e79667567040c6bcba1a25e26aae78c72a2eN.exe
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31132592"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\DefaultScope = "{AD4BAE79-D306-499D-BC76-2396220C44F7}"	8c5720b14fe58474cd398a0f0c31e79667567040c6bcba1a25e26aae78c72a2eN.exe
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "802248524"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31132592"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{AD4BAE79-D306-499D-BC76-2396220C44F7}	8c5720b14fe58474cd398a0f0c31e79667567040c6bcba1a25e26aae78c72a2eN.exe
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{5B597DF8-77A3-11EF-818E-76E8F1516C8A} = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "802248524"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31132592"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "803186623"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{AD4BAE79-D306-499D-BC76-2396220C44F7}\DisplayName = "Search"	8c5720b14fe58474cd398a0f0c31e79667567040c6bcba1a25e26aae78c72a2eN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{AD4BAE79-D306-499D-BC76-2396220C44F7}\SuggestionsURL = "https://ie.search.yahoo.com/os?appid=ie8&command={searchTerms}"	8c5720b14fe58474cd398a0f0c31e79667567040c6bcba1a25e26aae78c72a2eN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPageShow = "1"	8c5720b14fe58474cd398a0f0c31e79667567040c6bcba1a25e26aae78c72a2eN.exe
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31132592"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE

Modifies Internet Explorer start page 1 TTPs 1 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://search.searchemaila.com/?source=display-bb8&uid=859a32de-90f2-42d6-b9a0-5dcc62066b7e&uc=20180109&ap=appfocus45&i_id=email__1.30"	8c5720b14fe58474cd398a0f0c31e79667567040c6bcba1a25e26aae78c72a2eN.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4928	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4928	IEXPLORE.EXE
4928	IEXPLORE.EXE
4484	IEXPLORE.EXE
4484	IEXPLORE.EXE
4484	IEXPLORE.EXE
4484	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4724 wrote to memory of 4928	4724	8c5720b14fe58474cd398a0f0c31e79667567040c6bcba1a25e26aae78c72a2eN.exe	82
PID 4724 wrote to memory of 4928	4724	8c5720b14fe58474cd398a0f0c31e79667567040c6bcba1a25e26aae78c72a2eN.exe	82
PID 4928 wrote to memory of 4484	4928	IEXPLORE.EXE	84
PID 4928 wrote to memory of 4484	4928	IEXPLORE.EXE	84
PID 4928 wrote to memory of 4484	4928	IEXPLORE.EXE	84

C:\Users\Admin\AppData\Local\Temp\8c5720b14fe58474cd398a0f0c31e79667567040c6bcba1a25e26aae78c72a2eN.exe
"C:\Users\Admin\AppData\Local\Temp\8c5720b14fe58474cd398a0f0c31e79667567040c6bcba1a25e26aae78c72a2eN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
- Suspicious use of WriteProcessMemory
PID:4724
- C:\Program Files\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files\Internet Explorer\IEXPLORE.EXE" -noframemerging
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4928
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4928 CREDAT:17410 /prefetch:2
    3⤵
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:4484

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
ed05e58945ed7a2c9b1cdfc86642b6ed

SHA1
57c72c87f05d91b39f235af6688c13c8d9749c67

SHA256
c4e101f22a067b19a4629a48e893f9cd842b9a709a979208c9c5bb06724124ab

SHA512
853107d0ed6191d3a79e2e31d2b41873ccc67ac8bddaeb4ba902cc27342a5bbb127ed98828fa499e1f898d6304da2a05b93457490873f44b5987df780801ef8a

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
b019407760449ecbc8b2cda2573c1f0c

SHA1
1534c4c378802d181489e8a84665f80bc7725731

SHA256
d53b3607f1e2d7f120db5ee8579b7c058352751b95c75a3cd95a8a7079bb14aa

SHA512
fc08c97a40878ae1818c5836942980aa0bb40e0a60cf8ce04093791bd9195febdc719c452e50dba410fa9be5f7d59a58fba4604895f3ed13c0a27a31017e003f

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verEC44.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\GENTSNHI\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads