aea1e7906f7c4c8736efd398ccb819a6739058ee2e0ee87cac29ac72d764ec29

Analysis

max time kernel
1717s
max time network
1560s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
26-03-2023 12:20

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General

Target

AsyncRAT v0.5.7B/AsyncRAT.exe.xml
Size

5KB
MD5

68fd5096a7df51bafad5ddb39ffc4eba
SHA1

14c74a1eefec2d1c67e4b0f081ce6e794b625a88
SHA256

28c532e21671a284e46bee6792f90e15f53093fbed16732e432867b8a48f2cbb
SHA512

acb42e52062e48eccd5b0153e4882e284d1bd7941b616d952f5d8c97f6f38df024dff699ac2e6b6a669d144072efe768b8d4ae56d28fd291ff44bad404c18502
SSDEEP

96:ur71Y7KY7KPrv0bGiv9Mr/apdgaRzV6RnwhXIJ0bGiveLapdgaRzV6RQyYKS4Ypa:ur7S7L7OrMmbCyYKS/pvrsJ+J/qJvr

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 39 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1291124207"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31023086"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 105a6151ee5fd901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{7795DCA4-CBE1-11ED-BDA1-FE76446D24E5} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1319406300"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000000eb827cf93ddd146af8365c0e3ca130200000000020000000000106600000001000020000000d788e2c72a9591190dc87a63888949167257b4955b5bac748df0e10e701e4198000000000e8000000002000020000000f4f0e4842b0ce39664599a952f9745df6c735a18b89db7a376d36ef9821b331e200000006a6874ec8836d11212c4813a406917d1947e4d7b3d419aa050751351dd8cc2ac4000000048dd4819973c06335f03739bd0041aa39c306131839edd4a4334cda6c13e7d6291df992b549aa56391a1d9d4bf7e9bd9ca3e116f503d884a710b2b230ebedb56	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31023086"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "386605453"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1291124207"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = f0227251ee5fd901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31023086"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000000eb827cf93ddd146af8365c0e3ca1302000000000200000000001066000000010000200000002f97bf8c44228d9bd8f86673f083675df736af77557f55b037fb79493343af76000000000e8000000002000020000000e7e8b9d2086bfec5f9c5d258a8b4df6b83791e1dd1b9ca699776adbc72a99e03200000001310cf9084a1bacbf11f478989defb5f8220d07aaf38725299773df3e3889ef6400000003cb4dc4dbd0fc61e05b04c1de1a4d4907238a5d5d0895e4ed43ca616efc79f16a3d41f1ed97a75406f36f171cf77fbe4aea427fdd2da2211c2ea3e1c16cc5713	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid process

1656 iexplore.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

1656 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

1656 iexplore.exe
1656 iexplore.exe
1884 IEXPLORE.EXE
1884 IEXPLORE.EXE
1884 IEXPLORE.EXE
1884 IEXPLORE.EXE

pid	process
1656	iexplore.exe

pid	process
1656	iexplore.exe

pid	process
1656	iexplore.exe
1656	iexplore.exe
1884	IEXPLORE.EXE
1884	IEXPLORE.EXE
1884	IEXPLORE.EXE
1884	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

MSOXMLED.EXEiexplore.exe

description	pid	process	target process
PID 2856 wrote to memory of 1656	2856	MSOXMLED.EXE	iexplore.exe
PID 2856 wrote to memory of 1656	2856	MSOXMLED.EXE	iexplore.exe
PID 1656 wrote to memory of 1884	1656	iexplore.exe	IEXPLORE.EXE
PID 1656 wrote to memory of 1884	1656	iexplore.exe	IEXPLORE.EXE
PID 1656 wrote to memory of 1884	1656	iexplore.exe	IEXPLORE.EXE

C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX64\Microsoft Shared\Office16\MSOXMLED.EXE
"C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX64\Microsoft Shared\Office16\MSOXMLED.EXE" /verb open "C:\Users\Admin\AppData\Local\Temp\AsyncRAT v0.5.7B\AsyncRAT.exe.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:2856

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\AsyncRAT v0.5.7B\AsyncRAT.exe.xml
2⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1656

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1656 CREDAT:17410 /prefetch:2
3⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1884

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize
471B

MD5
f9eeb08fe84bc838ae6ac49893015c9b

SHA1
529791696d3d8044dfb4dc0bbc5df47b4f5ed1a7

SHA256
8effa7195753f0aa5c991f18df5866aed1e6688f8e484e47b6ecde0e2916d958

SHA512
7f269c53a566998c1e3859eaaf96272224326e8959c86ad381869c2ebc6039518f74f3e4cbb71cb14d476ff4066d86705647fc60a0724f20ae07b0e1a51a3a4c

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize
434B

MD5
dbbe25209b3d5b99217d18adb6e59f3a

SHA1
eb6c0160ef2c3a3718735e38b540e6d063223318

SHA256
919bbbf71d51748d7a227d64c87272f475a3fa3fa41d239e030fa8593d4254df

SHA512
d47b319cb472b3b214c99fdc59d289abc7aba52d9462437cebd00f76b474e7a0792b4e116d651ef93edaa89186873301f7b81a43075daa9ef1d9d198a7a8a905

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\Y624AVVJ\suggestions[1].en-US
Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/2856-133-0x00007FFBB0E10000-0x00007FFBB0E20000-memory.dmp

Filesize
64KB

Download
memory/2856-134-0x00007FFBB0E10000-0x00007FFBB0E20000-memory.dmp

Filesize
64KB

Download
memory/2856-135-0x00007FFBB0E10000-0x00007FFBB0E20000-memory.dmp

Filesize
64KB

Download
memory/2856-136-0x00007FFBB0E10000-0x00007FFBB0E20000-memory.dmp

Filesize
64KB

Download
memory/2856-137-0x00007FFBB0E10000-0x00007FFBB0E20000-memory.dmp

Filesize
64KB

Download
memory/2856-138-0x00007FFBB0E10000-0x00007FFBB0E20000-memory.dmp

Filesize
64KB

Download
memory/2856-139-0x00007FFBB0E10000-0x00007FFBB0E20000-memory.dmp

Filesize
64KB

Download
memory/2856-140-0x00007FFBB0E10000-0x00007FFBB0E20000-memory.dmp

Filesize
64KB

Download
memory/2856-141-0x00007FFBB0E10000-0x00007FFBB0E20000-memory.dmp

Filesize
64KB

Download