8a15f942dc320c465a63dd15614dbdb659b267a29539f807c93f2ac66f5f0fe6

Analysis

max time kernel
128s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230621-en
resource tags

arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system
submitted
01-07-2023 06:55

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General

Target

callout_8_overlay.xml
Size

2KB
MD5

65a2809f038ffa4146cf59a57e6bb32d
SHA1

3b5e30bf5de229cbeb085e1ea355288d63ebea51
SHA256

8dc35b01684c284e85275509e698edea94e73f6e328732993a96b881f20eaaff
SHA512

2f792059b6aa0a1dd32924169fb9176e9c6523c6f17b17cbaa2486bb246b6f726e01717b47372d9558501cb2dc5f51c1564b7ce195bcde1769e07b3fb8a7879b

Score

5^/10

Malware Config

Signatures

Drops file in System32 directory 8 IoCs

Processes:

svchost.exe

description	ioc	Process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{08659867-6532-4B9C-819E-02DBB73037AE}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{B288D4C0-B060-4303-87B2-3CC0C8465F5C}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{BF5BE69A-942C-41C8-9DD5-F375F072467F}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{5049475D-1A14-4D6D-91EB-AC038C0C0763}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{3A3BAB70-51E4-4900-B8CF-F9F3A359F813}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{64A263A9-8D92-457C-8888-0D73D09E3749}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{18408CE7-96C6-45E2-904D-F7627F55DD61}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{28973DE4-C029-479A-A691-4E0326562361}.catalogItem	svchost.exe

Modifies Internet Explorer settings 1 TTPs 39 IoCs

adware spyware

Modify Registry

T1112

Processes:

IEXPLORE.EXEiexplore.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31042537"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "473900296"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 30f9611de9abd901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000003baaf03b17dd442a33931e427c36042000000000200000000001066000000010000200000007bb1481e4a1bf2a57cc1bebf04c4ecaf46783d7eb6ceeae8fa95d5f58d4357e2000000000e800000000200002000000074a4f12bd10f3a5f37ee117b24a7724121df21d3d4ee5a3f065f8d72860663c920000000ce75b6a7e6191fdf20dc3da099c4c85c15ae4eadb2f97b37078aeaa03f278b7c40000000364c3d4fffd1a7a77e94842a76f281a5c2c44843221a441668d040d5ff5beae09ae8932ca164d749508845b7d5c9ee19c67b1c433f5eb7f3a8fa8bf672765a6c	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "394959510"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31042537"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31042537"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000003baaf03b17dd442a33931e427c360420000000002000000000010660000000100002000000083dd7176db605e4eaf74beb9f044db885b6205688a0e7d008342ce07c1b543a4000000000e80000000020000200000007c6585524242f363a12ac61f0edda9b56dabef5691fcf8670a8263034aa469f32000000090cc6bcb8ea65a3eaa639645edc21a8a24f6aa11fb4e68a9e1a8ce9b4039c9cb40000000265743befcc05d8a35e4e65a51acfe2b3f1d5860be7e4ff8371e5fbb8305a1d2282b95f3e1fc1b894c26d178fa2006874694f8aa031bc7baa02d82628c37dbb2	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "459839062"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "459839062"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 7049451de9abd901	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{46B77EAA-17DC-11EE-910D-4246F366654C} = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid	Process
4908	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid	Process
4908	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid	Process
4908	iexplore.exe
4908	iexplore.exe
896	IEXPLORE.EXE
896	IEXPLORE.EXE
896	IEXPLORE.EXE
896	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

MSOXMLED.EXEiexplore.exe

description	pid	Process	procid_target
PID 1144 wrote to memory of 4908	1144	MSOXMLED.EXE	81
PID 1144 wrote to memory of 4908	1144	MSOXMLED.EXE	81
PID 4908 wrote to memory of 896	4908	iexplore.exe	83
PID 4908 wrote to memory of 896	4908	iexplore.exe	83
PID 4908 wrote to memory of 896	4908	iexplore.exe	83

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\callout_8_overlay.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:1144
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\callout_8_overlay.xml
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4908
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4908 CREDAT:17410 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:896

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p
1⤵
- Drops file in System32 directory
PID:1132

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\Local\Microsoft\Windows\INetCache\IE\7RMPX3MN\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/1144-133-0x00007FFAC2F70000-0x00007FFAC2F80000-memory.dmp

Filesize
64KB

Download
memory/1144-135-0x00007FFAC2F70000-0x00007FFAC2F80000-memory.dmp

Filesize
64KB

Download
memory/1144-134-0x00007FFAC2F70000-0x00007FFAC2F80000-memory.dmp

Filesize
64KB

Download
memory/1144-136-0x00007FFAC2F70000-0x00007FFAC2F80000-memory.dmp

Filesize
64KB

Download
memory/1144-137-0x00007FFAC2F70000-0x00007FFAC2F80000-memory.dmp

Filesize
64KB

Download
memory/1144-138-0x00007FFAC2F70000-0x00007FFAC2F80000-memory.dmp

Filesize
64KB

Download
memory/1144-139-0x00007FFAC2F70000-0x00007FFAC2F80000-memory.dmp

Filesize
64KB

Download
memory/1144-140-0x00007FFAC2F70000-0x00007FFAC2F80000-memory.dmp

Filesize
64KB

Download
memory/1144-141-0x00007FFAC2F70000-0x00007FFAC2F80000-memory.dmp

Filesize
64KB

Download