locky | 9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0

General

Target

9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0.exe
Size

262KB
MD5

dfbcb56267bde1b0c5cd2e891c5f1444
SHA1

12c74bdb6d04cd4d40f469ae7193e49f862a3aee
SHA256

9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0
SHA512

66075ff634d9d92db61c3f86a5147920ac8e4b325c48227a2a0e96d88c334668153cd963c34fa3a267ceab09c356e4d5551a7c7ecbe20a996979fe4ab4b5abf1

Score

10^/10

locky ransomware

Malware Config

Signatures

Locky
Ransomware strain released in 2016, with advanced features like anti-analysis.
ransomware locky

Modifies extensions of user files 1 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

Processes:

9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0.exe

description	ioc	process
File opened for modification	\??\c:\Users\Admin\Pictures\ResumeUnpublish.tiff	9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0.exe

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1520 cmd.exe

pid	process
1520	cmd.exe

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\_HELP_instructions.bmp"	9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0.exe

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

System Information Discovery
T1082

Modifies Control Panel 2 IoCs

evasion

Processes:

9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Control Panel\Desktop\WallpaperStyle = "0"	9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Control Panel\Desktop\TileWallpaper = "0"	9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0.exe

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Set value (data)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = c075c8c71f8bd801	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "363207110"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{F23F3781-F712-11EC-99C0-66E616BC8074} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000358f16e0538341458b70f68dad1eafd40000000002000000000010660000000100002000000034424844f001606bf8a07ef6d2510ca47704224c2644b479abe2e9983e2cba88000000000e80000000020000200000002bb4d9caea7fdc17788335ddd418b5c28f953ee8a21f0612bde89057112908a120000000cae5787258807e69e641e4e094e6039fb4ab247d7e58affc16030ba0d16c6961400000009406697bec2fca701c881f20a46bd70827f591b611bcfa5cac631982a42c3c160076584d499059f21e807b6b1157c3b5eef4fc15708ffad398f9412d239200d0	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

iexplore.exeDllHost.exe

pid process

936 iexplore.exe
1956 DllHost.exe
Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

936 iexplore.exe
936 iexplore.exe
2008 IEXPLORE.EXE
2008 IEXPLORE.EXE
Suspicious use of UnmapMainImage 1 IoCs

Processes:

9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0.exe

pid process

1992 9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0.exe

pid	process
936	iexplore.exe
1956	DllHost.exe

pid	process
936	iexplore.exe
936	iexplore.exe
2008	IEXPLORE.EXE
2008	IEXPLORE.EXE

pid	process
1992	9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0.exeiexplore.exe

description	pid	process	target process
PID 1992 wrote to memory of 936	1992	9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0.exe	iexplore.exe
PID 1992 wrote to memory of 936	1992	9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0.exe	iexplore.exe
PID 1992 wrote to memory of 936	1992	9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0.exe	iexplore.exe
PID 1992 wrote to memory of 936	1992	9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0.exe	iexplore.exe
PID 936 wrote to memory of 2008	936	iexplore.exe	IEXPLORE.EXE
PID 936 wrote to memory of 2008	936	iexplore.exe	IEXPLORE.EXE
PID 936 wrote to memory of 2008	936	iexplore.exe	IEXPLORE.EXE
PID 936 wrote to memory of 2008	936	iexplore.exe	IEXPLORE.EXE
PID 1992 wrote to memory of 1520	1992	9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0.exe	cmd.exe
PID 1992 wrote to memory of 1520	1992	9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0.exe	cmd.exe
PID 1992 wrote to memory of 1520	1992	9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0.exe	cmd.exe
PID 1992 wrote to memory of 1520	1992	9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0.exe
"C:\Users\Admin\AppData\Local\Temp\9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0.exe"
1⤵
- Modifies extensions of user files
- Sets desktop wallpaper using registry
- Modifies Control Panel
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1992

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\Desktop\_HELP_instructions.html
2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:936

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:936 CREDAT:275457 /prefetch:2
3⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2008

C:\Windows\SysWOW64\cmd.exe
cmd.exe /C del /Q /F "C:\Users\Admin\AppData\Local\Temp\9e803068b0df00f2681f79d31f27aee618cf65456aed57e3a8247995f4e2d4c0.exe"
2⤵
- Deletes itself
PID:1520

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
1⤵
- Suspicious use of FindShellTrayWindow
PID:1956

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

1

T1491

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\91HLSQG2.txt
Filesize
604B

MD5
6de8677e06eff5f0a91474f263c2631c

SHA1
e2195e1988d5d8ba46ce146377cc23a43d349a0d

SHA256
20d558d73008ca6863c27b3eda706d2521aa3db21ef16190a7ca92ae62dc8e4d

SHA512
0cde08984b56bf86059c2b382abb9c16f339623962a30a18001cce7ac152ed4e61a96f2b983c08642425ed603215985632d856e5d471694466aa7d02bc18b86c

Download Submit
C:\Users\Admin\Desktop\_HELP_instructions.bmp
Filesize
3.1MB

MD5
f8a7eabcc6fffbcd8a25f64b5662f9d5

SHA1
7da92a85e4eda43fbe4300053a796bc97a774510

SHA256
40c97e104e4b3d4ee2127460824f4d87b6cdb58021f3d4308c58640ae90c9f2b

SHA512
76095217c909aca09ccbc17f026490894e05ee2e09010a3bf2e1153f5d9a5bfc94c55153aea36369c4aea39b34251cd05eeef672aa6f189f2644900974fe6f87

Download Submit
C:\Users\Admin\Desktop\_HELP_instructions.html
Filesize
8KB

MD5
6d56008d00a1bc179b334821506b8d8b

SHA1
5873a2bd01e0d8f4352b5f8bffa9838f47409f6f

SHA256
d1b3192f42949d30d4a248dcc4f7d0a4850ed24785e97943f98e6f84f78c62be

SHA512
317d89f3dfc2588feda982f47d0abccc438330025fed069610c120173e90881c55e7835f318be0a76279201423e1171c3c5e357dee4d482bf9058fff9c02f91c

Download Submit
memory/1520-62-0x0000000000000000-mapping.dmp

Download
memory/1992-54-0x0000000075381000-0x0000000075383000-memory.dmp

Filesize
8KB

Download
memory/1992-56-0x0000000000400000-0x0000000000447000-memory.dmp

Filesize
284KB

Download
memory/1992-57-0x0000000000400000-0x0000000000447000-memory.dmp

Filesize
284KB

Download
memory/1992-58-0x00000000005E0000-0x0000000000606000-memory.dmp

Filesize
152KB

Download
memory/1992-59-0x0000000000400000-0x0000000000447000-memory.dmp

Filesize
284KB

Download
memory/1992-60-0x00000000005E0000-0x0000000000606000-memory.dmp

Filesize
152KB

Download
memory/1992-63-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1992-64-0x00000000005E0000-0x0000000000606000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads