joker | 9cc2fced488e3aac830bc430763b16746631b32314a44a66cdfcc5be4ba91b12

Analysis

max time kernel
106s
max time network
147s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
13-10-2022 06:46

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General

Target

9cc2fced488e3aac830bc430763b16746631b32314a44a66cdfcc5be4ba91b12.exe
Size

5.9MB
MD5

8c07d7d88f92b85c4d0c85cf391ca568
SHA1

43be5440ff01b2f14b8a631ed75520d1825882d3
SHA256

9cc2fced488e3aac830bc430763b16746631b32314a44a66cdfcc5be4ba91b12
SHA512

05d68c246be2ff85172faaf926be4d727405b33610ca82fb7b44da752daf97396b8e72137e1bf8c7fc96000bcd33381ed2e965a02c592115ff9284859b7d3b9f
SSDEEP

49152:848YhxAx/OoOlL2bZ9v4cCiOaNnjS64uyjyP8Ix+B2hQf6Bk562RJvanw:wYhW94lCKSNnjS6Y3Ix+hyKv

Score

10^/10

joker infostealer trojan

Malware Config

Signatures

joker
Joker is an Android malware that targets billing and SMS fraud.
infostealer trojan joker

Loads dropped DLL 1 IoCs

pid	Process
1600	9cc2fced488e3aac830bc430763b16746631b32314a44a66cdfcc5be4ba91b12.exe

Modifies Internet Explorer Phishing Filter 1 TTPs 2 IoCs

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\PhishingFilter	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\PhishingFilter\ClientSupported_MigrationTime = 601e47a2cfded801	iexplore.exe

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "372408603"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = d0748cb4cfded801	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000048ca5449a4d21846ba8a995ea0abd35a000000000200000000001066000000010000200000009b16eb9f2648406ebb4cf7bf76ceafa596e8fe3a69f9ad69e4b738c3928ed592000000000e8000000002000020000000ba06c0b8d16cf88d10034c5ca749bcaa583e9e2ebfbb1bd64e0a941c0800bd3a200000005f1cf472de438fe4616d4e58f257b3c48fb5f5e1667a61ea7885e7b41ca164cb40000000a900b8807a5b0c576b2470bab195b9886913a567f310fcd50c0608a547cd7a80eef85fa699fbf48b096d08575ce98c1a9913d84f004285b4da0b89b195bf026b	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{DB0D34A1-4AC2-11ED-BB74-42A406F29BB0} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
560	iexplore.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
560	iexplore.exe
560	iexplore.exe
1084	IEXPLORE.EXE
1084	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1600 wrote to memory of 560	1600	9cc2fced488e3aac830bc430763b16746631b32314a44a66cdfcc5be4ba91b12.exe	28
PID 1600 wrote to memory of 560	1600	9cc2fced488e3aac830bc430763b16746631b32314a44a66cdfcc5be4ba91b12.exe	28
PID 1600 wrote to memory of 560	1600	9cc2fced488e3aac830bc430763b16746631b32314a44a66cdfcc5be4ba91b12.exe	28
PID 560 wrote to memory of 1084	560	iexplore.exe	30
PID 560 wrote to memory of 1084	560	iexplore.exe	30
PID 560 wrote to memory of 1084	560	iexplore.exe	30
PID 560 wrote to memory of 1084	560	iexplore.exe	30

C:\Users\Admin\AppData\Local\Temp\9cc2fced488e3aac830bc430763b16746631b32314a44a66cdfcc5be4ba91b12.exe
"C:\Users\Admin\AppData\Local\Temp\9cc2fced488e3aac830bc430763b16746631b32314a44a66cdfcc5be4ba91b12.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1600
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" http://ossshiping123.oss-cn-hangzhou.aliyuncs.com/aaaa.mp4
  2⤵
  - Modifies Internet Explorer Phishing Filter
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:560
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:560 CREDAT:275457 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:1084

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

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\T02CX4IM.txt

Filesize
608B

MD5
90c4e3fd3c457bb4d25540ea323aed62

SHA1
1afb1c9b281ccd219d9ce300005e7afaca20e3dc

SHA256
45c71bb9682cf881511c7d746b04db0696af9af954538a88c05a0e736fed5960

SHA512
d3a9f74b752350cac85a3d8b1c008be651e82f60544f49d211fa27f86e8c46d6d8a9f07d43cace94aa5a3416788a35158646b0d085f713437899cb3219649631

Download Submit
\Users\Admin\AppData\Local\Temp\libmysql.dll

Filesize
5.9MB

MD5
7422f1cba901c10e936badb5e5f90e2e

SHA1
3d61fd41c9dece546e7912a8645f9ef3b0b99ae8

SHA256
235018968d33557a791dfca6a0433e5750dfe220cbc07906aa0c7e9facced6be

SHA512
3cee6835e863a7d451dd368cac434afd8b6cd93454f9cdde56919dc9a243e999e01bf345eff57b8a5d1e545b876c12b9f13cd7ea40a9ebd9a4fe4c205099fecf

Download Submit
memory/1600-55-0x000007FEFBB51000-0x000007FEFBB53000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads