74d605f499761efb73eb2e3b38b54383bf3c80511984a9908ff8eee23dc66f78

Analysis

max time kernel
155s
max time network
281s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20241211-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20241211-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
06/01/2025, 12:09

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General

Target

MessagePack.xml
Size

199KB
MD5

b5940e3694a93cc1b21034c94715f582
SHA1

f6672d2f8c767a4afc248cfc619b77e007d9bbc5
SHA256

e81fcb1f66159bfac82199f62e11163aac9e8f9cd9fb1864001182d497d927b0
SHA512

a08140c97bf3b692035661d54588395b49215fd58c31f26d3e48cca9d46bc9b42d656624e80b5e6da12dfb96ad6b31690f6d263495bda727f8041610375e3a4c
SSDEEP

6144:CiFYhFKjwQzi0X5ulvcCqa6xYJLCgx2hg4wgfoI7sgY:la2YJLCgx2W4H4

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 1 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	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 41 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "411143355"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000bac4545ec6d54143b2fcbd430b0823a400000000020000000000106600000001000020000000fe950ac9576b84caef85a30bf2cb59436ec2f7cc2a73bc0cf4f9a1db7fbe0c96000000000e80000000020000200000005891ec1fb44550efd5619cd8f31d9b10ab4602fe6f4a6420f4104a9324f17c8920000000f98fa878909a5005f9add72c931fa257e734d213bfc64f8939d78c08ee81f4c440000000e7f92d4dbd7fabe33474a4f8e309b4272c94750142866706505f1e4e718cb74f742043b7a3eb37bff463837b695f7721c8f135ce0e2b4a4433ba4a7725accadc	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 702c4c193460db01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31154228"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{43F9025B-CC27-11EF-AD6A-EE28E0D4C1C7} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31154228"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "442930431"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31154228"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 800045193460db01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.4355\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "415675380"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000bac4545ec6d54143b2fcbd430b0823a4000000000200000000001066000000010000200000005b7f908b810ced57ccbdd6980a5b981a20e90d926521723e4741a7ac9b260229000000000e8000000002000020000000c617f3591fa48b25fc870e204fdcd6c7564bfd377ac04a2a182dc23c86380bb520000000e1b9bb30546fb1f6822442ea21508cfb84cba1d2d0168b064c50557de03485704000000014aa45ffe68ee3944efb30183b212c685535b31db3021d32d7e6f6954df147ab8079e0ce6f689f875d37804bbcc9030805db9d5bbbfe42213c60f792b527d1cb	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1798060429-1844192857-3165087720-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "411143355"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2768	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2768	iexplore.exe
2768	iexplore.exe
4372	IEXPLORE.EXE
4372	IEXPLORE.EXE
4372	IEXPLORE.EXE
4372	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4604 wrote to memory of 2768	4604	MSOXMLED.EXE	82
PID 4604 wrote to memory of 2768	4604	MSOXMLED.EXE	82
PID 2768 wrote to memory of 4372	2768	iexplore.exe	84
PID 2768 wrote to memory of 4372	2768	iexplore.exe	84
PID 2768 wrote to memory of 4372	2768	iexplore.exe	84

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\MessagePack.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:4604
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\MessagePack.xml
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2768
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2768 CREDAT:17410 /prefetch:2
    3⤵
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:4372

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\3LHZ00YI\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/4604-12-0x00007FF958490000-0x00007FF958688000-memory.dmp

Filesize
2.0MB

Download
memory/4604-14-0x00007FF958490000-0x00007FF958688000-memory.dmp

Filesize
2.0MB

Download
memory/4604-4-0x00007FF918510000-0x00007FF918520000-memory.dmp

Filesize
64KB

Download
memory/4604-3-0x00007FF918510000-0x00007FF918520000-memory.dmp

Filesize
64KB

Download
memory/4604-8-0x00007FF958490000-0x00007FF958688000-memory.dmp

Filesize
2.0MB

Download
memory/4604-6-0x00007FF958490000-0x00007FF958688000-memory.dmp

Filesize
2.0MB

Download
memory/4604-10-0x00007FF958490000-0x00007FF958688000-memory.dmp

Filesize
2.0MB

Download
memory/4604-11-0x00007FF958490000-0x00007FF958688000-memory.dmp

Filesize
2.0MB

Download
memory/4604-1-0x00007FF95852D000-0x00007FF95852E000-memory.dmp

Filesize
4KB

Download
memory/4604-13-0x00007FF958490000-0x00007FF958688000-memory.dmp

Filesize
2.0MB

Download
memory/4604-2-0x00007FF918510000-0x00007FF918520000-memory.dmp

Filesize
64KB

Download
memory/4604-15-0x00007FF958490000-0x00007FF958688000-memory.dmp

Filesize
2.0MB

Download
memory/4604-9-0x00007FF958490000-0x00007FF958688000-memory.dmp

Filesize
2.0MB

Download
memory/4604-17-0x00007FF958490000-0x00007FF958688000-memory.dmp

Filesize
2.0MB

Download
memory/4604-16-0x00007FF958490000-0x00007FF958688000-memory.dmp

Filesize
2.0MB

Download
memory/4604-7-0x00007FF958490000-0x00007FF958688000-memory.dmp

Filesize
2.0MB

Download
memory/4604-5-0x00007FF918510000-0x00007FF918520000-memory.dmp

Filesize
64KB

Download
memory/4604-21-0x00007FF918510000-0x00007FF918520000-memory.dmp

Filesize
64KB

Download
memory/4604-20-0x00007FF918510000-0x00007FF918520000-memory.dmp

Filesize
64KB

Download
memory/4604-22-0x00007FF958490000-0x00007FF958688000-memory.dmp

Filesize
2.0MB

Download
memory/4604-19-0x00007FF918510000-0x00007FF918520000-memory.dmp

Filesize
64KB

Download
memory/4604-18-0x00007FF918510000-0x00007FF918520000-memory.dmp

Filesize
64KB

Download
memory/4604-0-0x00007FF918510000-0x00007FF918520000-memory.dmp

Filesize
64KB

Download