453f3f30de32445aa0541d47727caa65b4428991c1029d4f75353556062c036c

Analysis

max time kernel
171s
max time network
161s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
06-11-2022 23:51

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General

Target

453f3f30de32445aa0541d47727caa65b4428991c1029d4f75353556062c036c.exe
Size

34KB
MD5

0934fd78f4d87d8c7a0c065b7f9bfa60
SHA1

12c36d5a35ace2cc75659c9da534f66395d1a9e5
SHA256

453f3f30de32445aa0541d47727caa65b4428991c1029d4f75353556062c036c
SHA512

ed1fa5a494f85d67c3c4b05a53145a1529bceabe1dbe60dcb52380c329a9214cf2e804f8eaf2eb240a0288385cbf8c828b54239406231b72de429c01fa1cc34c
SSDEEP

768:dFK7mkpMxkOGGGGZzQVGjgeILx2y/ffXayvN2a56F3j33RY9zU0v:ym9xHDQYW0cfPzej3WBU0v

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 34 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "374576524"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 402d605687f2d801	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{704B3F11-5E7A-11ED-B25A-FE72C9E2D9C9} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000e0f3d159765a7f43b6bf060b4b70c9a3000000000200000000001066000000010000200000009e58b2d1e882a113b20cfdcbf15f7a9cbf719c81eb242c26fee2bd79ff619a1a000000000e8000000002000020000000479e320f5586af24c8e2ea01e9741457276d78a4fe4802f6dbd9fd7e5f17e24b20000000adb500e790bdb7e4abf8f11f4edfb949e4d3738a6a4e11e2ab4eb21f1f06860c40000000b75aa9b6ebbd35fccf70c9d4098b2a4bacb8bbc31192530a05ba5f959e26bbb0dd46b6966f3fa0a8974d5a0511fe6889a1e51bb1aa388cacd6f7f5aaad348700	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1320	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1320	iexplore.exe
1320	iexplore.exe
1800	IEXPLORE.EXE
1800	IEXPLORE.EXE
1800	IEXPLORE.EXE
1800	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 860 wrote to memory of 1320	860	453f3f30de32445aa0541d47727caa65b4428991c1029d4f75353556062c036c.exe	27
PID 860 wrote to memory of 1320	860	453f3f30de32445aa0541d47727caa65b4428991c1029d4f75353556062c036c.exe	27
PID 860 wrote to memory of 1320	860	453f3f30de32445aa0541d47727caa65b4428991c1029d4f75353556062c036c.exe	27
PID 860 wrote to memory of 1320	860	453f3f30de32445aa0541d47727caa65b4428991c1029d4f75353556062c036c.exe	27
PID 1320 wrote to memory of 1800	1320	iexplore.exe	29
PID 1320 wrote to memory of 1800	1320	iexplore.exe	29
PID 1320 wrote to memory of 1800	1320	iexplore.exe	29
PID 1320 wrote to memory of 1800	1320	iexplore.exe	29

C:\Users\Admin\AppData\Local\Temp\453f3f30de32445aa0541d47727caa65b4428991c1029d4f75353556062c036c.exe
"C:\Users\Admin\AppData\Local\Temp\453f3f30de32445aa0541d47727caa65b4428991c1029d4f75353556062c036c.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:860
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" http://go.microsoft.com/fwlink/?LinkID=40587
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1320
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1320 CREDAT:275457 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:1800

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
61KB

MD5
3dcf580a93972319e82cafbc047d34d5

SHA1
8528d2a1363e5de77dc3b1142850e51ead0f4b6b

SHA256
40810e31f1b69075c727e6d557f9614d5880112895ff6f4df1767e87ae5640d1

SHA512
98384be7218340f95dae88d1cb865f23a0b4e12855beb6e74a3752274c9b4c601e493864db777bca677a370d0a9dbffd68d94898a82014537f3a801cce839c42

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
657263b8e135ffdca7f7b92ea290fbbc

SHA1
f9879e3e24b3922645b83fc90e774facb8f62661

SHA256
d32a9694d483e9a88dc57256f6fc37a209b84e7ae9cb02712e8699f1d39a3368

SHA512
c48cce3b4667e06aebe3a71ecc90711490b4a04dcee4c1cc4005e1c63c579caa62c3725055410d41a99cfa32d55a6dafcd535e8c3534e8494b4e6e3a5db974d7

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\G5RBNMQO.txt

Filesize
608B

MD5
b4f97e9628cd45d9c4f4378ef75cad66

SHA1
e2742b2e649144f7a956e5d8597f15f1f7c128ec

SHA256
290bd99a298e12ee8f03ec56f542e08f3ad3a838ca10b957790ea3e865d3bdfa

SHA512
714935729675da675ef90b8ec39fd183bad756e598bbebfb4853c79d9c22f5f43f8797f48c4ed33a6858636e44356558ca4986a8ca1c9acd4892f90eaa62bf5a

Download Submit
memory/860-54-0x0000000075071000-0x0000000075073000-memory.dmp

Filesize
8KB

Download
memory/860-55-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download