363bc1e5872e24c7abf6ad2ff4d92aba0a348d541a000147d0d292592d955775

Analysis

max time kernel
135s
max time network
205s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
16-12-2022 19:43

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General

Target

App Settings/en-US/AppCompat.xml
Size

9KB
MD5

93c28840d18ed15af63308926f5aac66
SHA1

5ed7a8056f1e8a68fea17c6ef81b695df8a3ea70
SHA256

0ac43a8df0e8795968c0f9b6ecc6fbf620b761c128545ad689eec5dff21f5f1d
SHA512

653b9905dc0bbde62f06efa1c613f4e4a0823331d31d396db0226fdb41a9ad4d148c1b5dabfa0ca64a74156f5ad446428f3344ffe75828a7c8225d3f0d214758
SSDEEP

192:EsMVhCuGKXl6hIAtZUqxw66Utw0Uvk3EUN2X/TDcvEn:J/uX6GAjj6mcvk3EUN2XXcvQ

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 39 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "377988509"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1764638105"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31003023"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1806202936"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000055e705317208724f818ff84de6ddc69d000000000200000000001066000000010000200000001e3c65cc02a6235b0102796594e46c6a786f731ad0c6a8c7d4f84236b7eafa57000000000e80000000020000200000006ca585de2119f92a3292500c530016e69a3c8a89a33703697fcf56c3d02d7d9a2000000008290172f42e75c0405e9296057f3b91a37de1d1e3b26c7fe9b20fa3b3143a5f400000004f998404bb377a643d8683259d22109a54b54513a68c46eafd645d0c24b2143005e803ccbc54b0eaa2c31f1de9880ab59749af1ece8f4e819b9e540bb9c64f1e	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 20b4076c8f11d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1764638105"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31003023"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31003023"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{939AB77C-7D82-11ED-B5DD-DE9E83FE850F} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000055e705317208724f818ff84de6ddc69d000000000200000000001066000000010000200000008d95dc0f50ec263661ea0dad47677dd31ddec586344c11d898cb5f14efdbf4d4000000000e8000000002000020000000f0dbd6ac6827f66ffb394c625569840ae519c5720f20782199587e6245e4733d2000000081b8aead9a03b3c404dc432bdaae88e06f469a2eed79c62ae42e6cf579bfccc3400000002674e08a68c485fd7cc02e2e2bf7d054ebef89280c97c7570201825cc51abac0b9da4c0d579731b9b5c09d43f249927bc4501e5b989a8a4ef61440552c10af03	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 1051116c8f11d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1116	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1116	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1116	iexplore.exe
1116	iexplore.exe
2536	IEXPLORE.EXE
2536	IEXPLORE.EXE
2536	IEXPLORE.EXE
2536	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3512 wrote to memory of 1116	3512	MSOXMLED.EXE	83
PID 3512 wrote to memory of 1116	3512	MSOXMLED.EXE	83
PID 1116 wrote to memory of 2536	1116	iexplore.exe	85
PID 1116 wrote to memory of 2536	1116	iexplore.exe	85
PID 1116 wrote to memory of 2536	1116	iexplore.exe	85

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\App Settings\en-US\AppCompat.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:3512
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\App Settings\en-US\AppCompat.xml
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1116
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1116 CREDAT:17410 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:2536

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
471B

MD5
ef882f1932c9dd68c8afda2ebc27364b

SHA1
4593fc073e078220e8d3e5fb6cf205430119c058

SHA256
5144288105e9dfc259e9526551a92ff8f2edf2c15f395c4b3948930139bece23

SHA512
abed9efc412039e8364507af7c857e2bb88ded864ef4d7754e6b4ea4ea750217954a672efb3a6c663498858e5c7660a33b02891f0f0d2b11a9616bd7c138931c

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

Filesize
434B

MD5
4a8fca8ae07484dad1857a7287ae5ea2

SHA1
cf80e0422aa39f7b47c1ea1275267b2ab84d374a

SHA256
d5f2474691e0df6cb7d0e86e662506f03d30957719b2b9097478dc01c27e693f

SHA512
6b5d54dc7d3d34dbb031df01bcc76f97005c2382d5846d59d3b96bc115a3cfb42db556b0ac9601807656fa68384401b480c90b03ce664e6b0fbc824f5684c1bb

Download Submit
memory/3512-132-0x00007FFAD12F0000-0x00007FFAD1300000-memory.dmp

Filesize
64KB

Download
memory/3512-133-0x00007FFAD12F0000-0x00007FFAD1300000-memory.dmp

Filesize
64KB

Download
memory/3512-134-0x00007FFAD12F0000-0x00007FFAD1300000-memory.dmp

Filesize
64KB

Download
memory/3512-135-0x00007FFAD12F0000-0x00007FFAD1300000-memory.dmp

Filesize
64KB

Download
memory/3512-136-0x00007FFAD12F0000-0x00007FFAD1300000-memory.dmp

Filesize
64KB

Download
memory/3512-137-0x00007FFAD12F0000-0x00007FFAD1300000-memory.dmp

Filesize
64KB

Download
memory/3512-138-0x00007FFAD12F0000-0x00007FFAD1300000-memory.dmp

Filesize
64KB

Download
memory/3512-139-0x00007FFAD12F0000-0x00007FFAD1300000-memory.dmp

Filesize
64KB

Download
memory/3512-140-0x00007FFAD12F0000-0x00007FFAD1300000-memory.dmp

Filesize
64KB

Download