a525c58de1f688bf7728bf5634ece31e6badd88e72b70610a19111707e53550c

General

Target

a525c58de1f688bf7728bf5634ece31e6badd88e72b70610a19111707e53550c.exe
Size

3KB
MD5

112f6d2da3baf954c3d67bd3cbec4f70
SHA1

84ac4289b705fd03feb526bb13a5f370081f661a
SHA256

a525c58de1f688bf7728bf5634ece31e6badd88e72b70610a19111707e53550c
SHA512

116c421e8c2bde77b7079d114df4a9927d190aee0e8095584a107e57c0ca6b562344e9093bc7c2db2c6fbcbd4b8829cf3327ea95b59ac5b9c68759405084bd15

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

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{F3115681-71D2-11ED-AA2C-DE5CC620A9B4} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376703613"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 30817ad2df05d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000063e502b3e0b4204aa8ac0db7ef47329700000000020000000000106600000001000020000000a82e86eae8c69059625f7cd68f320392ebcd9ac35ea90edccf225c5b3fccc532000000000e8000000002000020000000f4a543197d3bf211a5a460c9c3d6ff83703107337a13ce5a9d267654252844cb20000000acd8f352de52ab2a8df9f60cd4707658c22cc84396c05fa1db67c13f1fabfbd240000000f43f67ceb4d6ef6f4c178e1e8d771af3290d2a6503f11c1320dc87a150f69286170826e05e79bf596506c452fa26ab51330f7dc48015b242da142b8fe8ce5ee5	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

1292 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

1292 iexplore.exe
1292 iexplore.exe
1340 IEXPLORE.EXE
1340 IEXPLORE.EXE
1340 IEXPLORE.EXE
1340 IEXPLORE.EXE

pid	process
1292	iexplore.exe

pid	process
1292	iexplore.exe
1292	iexplore.exe
1340	IEXPLORE.EXE
1340	IEXPLORE.EXE
1340	IEXPLORE.EXE
1340	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

a525c58de1f688bf7728bf5634ece31e6badd88e72b70610a19111707e53550c.exeiexplore.exe

description	pid	process	target process
PID 112 wrote to memory of 1292	112	a525c58de1f688bf7728bf5634ece31e6badd88e72b70610a19111707e53550c.exe	iexplore.exe
PID 112 wrote to memory of 1292	112	a525c58de1f688bf7728bf5634ece31e6badd88e72b70610a19111707e53550c.exe	iexplore.exe
PID 112 wrote to memory of 1292	112	a525c58de1f688bf7728bf5634ece31e6badd88e72b70610a19111707e53550c.exe	iexplore.exe
PID 112 wrote to memory of 1292	112	a525c58de1f688bf7728bf5634ece31e6badd88e72b70610a19111707e53550c.exe	iexplore.exe
PID 1292 wrote to memory of 1340	1292	iexplore.exe	IEXPLORE.EXE
PID 1292 wrote to memory of 1340	1292	iexplore.exe	IEXPLORE.EXE
PID 1292 wrote to memory of 1340	1292	iexplore.exe	IEXPLORE.EXE
PID 1292 wrote to memory of 1340	1292	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\a525c58de1f688bf7728bf5634ece31e6badd88e72b70610a19111707e53550c.exe
"C:\Users\Admin\AppData\Local\Temp\a525c58de1f688bf7728bf5634ece31e6badd88e72b70610a19111707e53550c.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:112

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=a525c58de1f688bf7728bf5634ece31e6badd88e72b70610a19111707e53550c.exe&platform=0009&osver=5&isServer=0&shimver=4.0.30319.0
2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1292

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1292 CREDAT:275457 /prefetch:2
3⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1340

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\B4UC9QTL.txt
Filesize
601B

MD5
34c5d9fc5d36df43086285081580b7bf

SHA1
7bfd7cbe234db09444947604a0e07f9db8af5426

SHA256
78c732fce0ac2f3bf558b4a37ef9b5a6c326bee922499eaa4d5b03b4e135980e

SHA512
f67d36913100ce89270add536c9af6ac1cd7045343db8081f857112248cd633e01d1182a7f53882636eb356711b2fdb7509e83c223dc66ee55278c7f8b20fdd2

Download Submit
memory/112-54-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/112-55-0x0000000074C11000-0x0000000074C13000-memory.dmp

Filesize
8KB

Download

Analysis

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