1ef4aa23897477fad4e57aeec8370f5fbdce756efc26be3deae5123efdc86b9a

Analysis

max time kernel
130s
max time network
230s
platform
windows7_x64
resource
win7-20230220-es
resource tags

arch:x64arch:x86image:win7-20230220-eslocale:es-esos:windows7-x64systemwindows
submitted
13-05-2023 15:19

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General

Target

gd/Resources/Skull_w_01.xml
Size

2KB
MD5

a89988f0a456c1d1892d9bee7615fef6
SHA1

a21f2bb3d48719b7d760f8e36bd30ed2bbf29b62
SHA256

32efa112a870ce51fd26561e2d37c76ef847bd034af3b67adcad61b1d6ade114
SHA512

3f27b08acda13f2f1f59e56de4ec0822b77b8e3724cd4533fb0f34ece34499ffefe73fd66c57ea475768a14907dfe7a30411dc3f9a112e2151a8caa8764d5a3a

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 38 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 3094d8bfbf85d901	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\SearchScopes	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\IntelliForms	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\LowRegistry	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{E0B20831-F1B2-11ED-B797-7A574369CBCF} = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000000743fd071976334797e6012501984d1f000000000200000000001066000000010000200000000194dc7ef6c1849826f1f00f40d0005d3f423e8c417be08b36d2335a0da3eeb0000000000e8000000002000020000000eb241dc303d189bb185388e527900d0fcce3479ad6dc1f2fa0b7b01427f3f6f2200000009f82f1a9fd0c9ce46d9fdd2b882dea7be238ca29ce4bd5adc5d27b1a22c5921e40000000f044005588d039e5891c0116b82ac6c93f99d7391de855b481c7ee317a60eb952c2aa491f5c47930677556121638dfbae51a9067c7c52146ceca17b0de43c56a	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\InternetRegistry	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\PageSetup	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\Zoom	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\Toolbar	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "390763584"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\es-ES = "es-ES.1"	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
668	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
668	IEXPLORE.EXE
668	IEXPLORE.EXE
1792	IEXPLORE.EXE
1792	IEXPLORE.EXE
1792	IEXPLORE.EXE
1792	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1260 wrote to memory of 792	1260	MSOXMLED.EXE	29
PID 1260 wrote to memory of 792	1260	MSOXMLED.EXE	29
PID 1260 wrote to memory of 792	1260	MSOXMLED.EXE	29
PID 1260 wrote to memory of 792	1260	MSOXMLED.EXE	29
PID 792 wrote to memory of 668	792	iexplore.exe	30
PID 792 wrote to memory of 668	792	iexplore.exe	30
PID 792 wrote to memory of 668	792	iexplore.exe	30
PID 792 wrote to memory of 668	792	iexplore.exe	30
PID 668 wrote to memory of 1792	668	IEXPLORE.EXE	31
PID 668 wrote to memory of 1792	668	IEXPLORE.EXE	31
PID 668 wrote to memory of 1792	668	IEXPLORE.EXE	31
PID 668 wrote to memory of 1792	668	IEXPLORE.EXE	31

C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE
"C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE" /verb open "C:\Users\Admin\AppData\Local\Temp\gd\Resources\Skull_w_01.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:1260
- C:\Program Files (x86)\Internet Explorer\iexplore.exe
  "C:\Program Files (x86)\Internet Explorer\iexplore.exe" -nohome
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:792
- - C:\Program Files\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files\Internet Explorer\IEXPLORE.EXE" -nohome
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:668
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:668 CREDAT:275457 /prefetch:2
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:1792

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\Temporary Internet Files\Content.IE5\JGZY45B8\suggestions[1].es-ES

Filesize
18KB

MD5
e2749896090665aeb9b29bce1a591a75

SHA1
59e05283e04c6c0252d2b75d5141ba62d73e9df9

SHA256
d428ea8ca335c7cccf1e1564554d81b52fb5a1f20617aa99136cacf73354e0b7

SHA512
c750e9ccb30c45e2c4844df384ee9b02b81aa4c8e576197c0811910a63376a7d60e68f964dad858ff0e46a8fd0952ddaf19c8f79f3fd05cefd7dbf2c043d52c5

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabBBF1.tmp

Filesize
61KB

MD5
fc4666cbca561e864e7fdf883a9e6661

SHA1
2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

SHA256
10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

SHA512
c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarF906.tmp

Filesize
161KB

MD5
73b4b714b42fc9a6aaefd0ae59adb009

SHA1
efdaffd5b0ad21913d22001d91bf6c19ecb4ac41

SHA256
c0cf8cc04c34b5b80a2d86ad0eafb2dd71436f070c86b0321fba0201879625fd

SHA512
73af3c51b15f89237552b1718bef21fd80788fa416bab2cb2e7fb3a60d56249a716eda0d2dd68ab643752272640e7eaaaf57ce64bcb38373ddc3d035fb8d57cd

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\22QPK64V.txt

Filesize
604B

MD5
8859ca567b83dd3f1c079e3685b31d01

SHA1
1e48c223a4f67be156dd8ba45a7ab249b29a1b7f

SHA256
7e9003725df07fd3b100b42e2c28c9f997f24e845ad1890d93ce8f1c9c58a456

SHA512
89153795a5aab746c72f4754899b577e595133b90d1dd4faf169b428a78cb5befabdce747d231b80a53153e605125a7e4e2052baf6f0d8a0e9e8d991e260e493

Download Submit