8a15f942dc320c465a63dd15614dbdb659b267a29539f807c93f2ac66f5f0fe6

Analysis

max time kernel
79s
max time network
149s
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 01:30

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General

Target

bear.xml
Size

2KB
MD5

a3b81d60e065ed84bf23746ff5dd6b39
SHA1

7420fe1744bcc51399be1efc8331d6a808335243
SHA256

7bd2c80b5ed3cbf4a70706e9a07f68eb9be108cfb3046caa02362455d0896096
SHA512

56987ee2776451b55eb99b13fc0981f65e824fcc61852e1a5e481e4e94c4509e058337718960640e6caa52c6a1c5db28b6a14ae5c356abae57689a6b6221f750

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-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 708239aabbabd901	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000082e1c0dc4be3f54f8ffc5370cc661e5600000000020000000000106600000001000020000000bc719b7cd160abdcc018678859f59957b2ff717e4a89f67c4f5d1346c2dd8de0000000000e80000000020000200000005c910c75578fac1a215ef1ffe013032df0fa698f50c98d79d998edf40981879d200000000e1c47da86abccc507ce380eac0297cb96ac81abcfc7d4fddee0a715a46aee3c40000000832208218a209ea85c0fef4a3a31e88b69849e74eb99c462f5f23f20507b4e2b187e6d7f4abe0724848a59bb6b6dbe81bfd71f64887b3e88bcea3c9e040e73d4	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2843873141"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{D42086DA-17AE-11EE-85C3-7ECB2DAFA72A} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2832308737"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31042491"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000082e1c0dc4be3f54f8ffc5370cc661e5600000000020000000000106600000001000020000000fe360d2befb8d73b86a6e97150c198b4941fcd7030efca636339ea8c6aca7dd2000000000e8000000002000020000000f660e286f8c26d76fea3538bc39ec428a45520c76cc9f12b67b7bd6ae8729cf520000000721b835369fc11595935cfe935e10413cf2af353ec78f8398b39b6cc2238448c4000000084a9835b7dea9ccd3db70dc64fdd5aae15f1f7ad7a5aaf2d69b0ccc11f77173d86d713711d6b7ea0b1c36199e08775ebe3f178db9ea108746392c5d9b79ce4d4	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31042491"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31042491"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 506945aabbabd901	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "394939990"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2832308737"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4244	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4244	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4244	iexplore.exe
4244	iexplore.exe
1868	IEXPLORE.EXE
1868	IEXPLORE.EXE
1868	IEXPLORE.EXE
1868	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4520 wrote to memory of 4244	4520	MSOXMLED.EXE	83
PID 4520 wrote to memory of 4244	4520	MSOXMLED.EXE	83
PID 4244 wrote to memory of 1868	4244	iexplore.exe	85
PID 4244 wrote to memory of 1868	4244	iexplore.exe	85
PID 4244 wrote to memory of 1868	4244	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\bear.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:4520
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\bear.xml
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4244
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4244 CREDAT:17410 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:1868

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
4a552420c7864c4423cf99e284010d71

SHA1
7a5dfd0fa6ba5b586aaef6834038d09859d34fe8

SHA256
4e01ea6b5a9bc2b568de91f514cdcd5224ae9e2306ca49e24480602dc5fa89a2

SHA512
c2df898494e359068195f80e707026ee697f7ff0a419e0f79a3ebf4b64f7f98983abe73c6550c53994019c103c08b9c8e8397e322c7ed269f3a821a2b9d8f120

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

Filesize
404B

MD5
bf4b360b398d24601e2d4a008684fec9

SHA1
2839806596244e020e05478586aacacaf498da72

SHA256
a1687d6ccc99238e2b037e1d42add9445b7abfcb535811583f966b9b933c7136

SHA512
742a012d5ed65ec140dc02d89e5630dbe5189dfde49db9b5e8710f56c20660257f762790d1293106a3ed955ef30f2cfc737458a9379dcb6a11e705d8593fd7d0

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\2YMNL2J1\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/4520-133-0x00007FFF07D70000-0x00007FFF07D80000-memory.dmp

Filesize
64KB

Download
memory/4520-134-0x00007FFF07D70000-0x00007FFF07D80000-memory.dmp

Filesize
64KB

Download
memory/4520-135-0x00007FFF07D70000-0x00007FFF07D80000-memory.dmp

Filesize
64KB

Download
memory/4520-136-0x00007FFF07D70000-0x00007FFF07D80000-memory.dmp

Filesize
64KB

Download
memory/4520-137-0x00007FFF07D70000-0x00007FFF07D80000-memory.dmp

Filesize
64KB

Download
memory/4520-138-0x00007FFF07D70000-0x00007FFF07D80000-memory.dmp

Filesize
64KB

Download
memory/4520-139-0x00007FFF07D70000-0x00007FFF07D80000-memory.dmp

Filesize
64KB

Download
memory/4520-140-0x00007FFF07D70000-0x00007FFF07D80000-memory.dmp

Filesize
64KB

Download
memory/4520-141-0x00007FFF07D70000-0x00007FFF07D80000-memory.dmp

Filesize
64KB

Download