9fbd2943a668e098f3c8b06cfc567c12a99c2d9d30c1df55b87ec4e4b558f033

Analysis

max time kernel
141s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
08/07/2023, 20:59

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General

Target

help_screen_font_en.xml
Size

41KB
MD5

80f59143821bca3f06547ef6efd731d9
SHA1

6e7388d118015eba95df1156d26f691f8d07ec13
SHA256

5ceee88ffd82f33e68625b5bd2e48e40cabf388edb491b577b2eaa12863f1c81
SHA512

c207bca0db586050eb2736c39798d0cc27a8e39518599554da387c364ecb6565630b3d13c4f54ab18e21e897386fe8684db1eaf002479c2618698441e9d2d8fa
SSDEEP

768:8suq0qaPIrTcspPeDhcE4eIq+IcMxI7QwbIDIt99LIxTUVt9UcJkUd/7RkesiIXI:8sDdEcE4ep3cMm7QwcEt99MxTUVt9Ucz

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 39 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b0487d3bdfb1d901	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{65728146-1DD2-11EE-AF72-E2F5CE34D8FF} = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31044063"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "971816245"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31044063"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "395614972"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "971816245"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000000929439ee50e204ba4f4b605da59efba0000000002000000000010660000000100002000000049cc8e5cdf49b01136ca52c484dc7ce4beacfa0bd6c06b0ac252d146bb457ee0000000000e80000000020000200000000295f2270df12dd754b7a31cd3f9c0fdf9cb0741f17a7c215878e00a3c7e5e99200000000d1770596e2e543276d00e663f86636339ab34f6a18950a18072c534d7d12cd3400000007181aa346e85c5a5b2285b515591d275d117f0e2b57aa4d70102efd682547788764018940217855c5d6d8b1be8dc6d4c83e3e94fcb8662c9464b95899ffb54fa	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31044063"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = d07f6c3bdfb1d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "981818204"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000000929439ee50e204ba4f4b605da59efba00000000020000000000106600000001000020000000172d10d390e48bd5e494b6283791844e8d4546d9d6f3ec15bcf97945350628f2000000000e8000000002000020000000777cfc9f4ea651d22fd5ea4daad1f81f642c42803a2136d070a1cb2fbc34f79020000000bbfd31b2efaf51d2739dd215ceea1226fefda30dd688f70261c00fc1ea9acf6840000000e0dcb1239b237440a1963dab991c5f9c0390c940fc38e3c695e9927724996c255986c0ea6c6196b1d0032bcaf6b5897d42013fd5ad188dec1a3becc9c9b1d1f1	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3372	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3372	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3372	iexplore.exe
3372	iexplore.exe
1048	IEXPLORE.EXE
1048	IEXPLORE.EXE
1048	IEXPLORE.EXE
1048	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2940 wrote to memory of 3372	2940	MSOXMLED.EXE	84
PID 2940 wrote to memory of 3372	2940	MSOXMLED.EXE	84
PID 3372 wrote to memory of 1048	3372	iexplore.exe	86
PID 3372 wrote to memory of 1048	3372	iexplore.exe	86
PID 3372 wrote to memory of 1048	3372	iexplore.exe	86

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\help_screen_font_en.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:2940
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\help_screen_font_en.xml
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3372
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3372 CREDAT:17410 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:1048

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\1ERYC57B\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/2940-133-0x00007FFD1CCD0000-0x00007FFD1CCE0000-memory.dmp

Filesize
64KB

Download
memory/2940-135-0x00007FFD1CCD0000-0x00007FFD1CCE0000-memory.dmp

Filesize
64KB

Download
memory/2940-134-0x00007FFD1CCD0000-0x00007FFD1CCE0000-memory.dmp

Filesize
64KB

Download
memory/2940-136-0x00007FFD1CCD0000-0x00007FFD1CCE0000-memory.dmp

Filesize
64KB

Download
memory/2940-137-0x00007FFD1CCD0000-0x00007FFD1CCE0000-memory.dmp

Filesize
64KB

Download
memory/2940-138-0x00007FFD1CCD0000-0x00007FFD1CCE0000-memory.dmp

Filesize
64KB

Download
memory/2940-139-0x00007FFD1CCD0000-0x00007FFD1CCE0000-memory.dmp

Filesize
64KB

Download
memory/2940-140-0x00007FFD1CCD0000-0x00007FFD1CCE0000-memory.dmp

Filesize
64KB

Download
memory/2940-141-0x00007FFD1CCD0000-0x00007FFD1CCE0000-memory.dmp

Filesize
64KB

Download