48eda05ebc3353d6a9386a9796a76c42395caa2ab9894936ee59484b17369fbf

Analysis

max time kernel
122s
max time network
135s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
15/07/2024, 05:15

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General

Target
$PLUGINSDIR/ChameleonTomIE.exe
Size 185KB
Sample240715-fxzrcaserc
SHA256 db11bb695712303ff8c9d0abe08810bdd0b046794c26f342f22706e24446442b
MD5 6ac6f46f4202ae21f46fd0068a962d3e
SHA1 9e286b8f0f87df399f7a386c672d8d1473620b73
SHA512 fb5906550c6de64b23deed80761ac7edc2bd0ee925656556dcd105aaeff3ebcc79cce849c70b8499ceae3f5be244e8dd0ea3cc6a12caa79e4e44243a57f3b3f0
SSDEEP 3072:F85FnEA0PNdJl45vHHtJICAohuq4sINZGMqEcyi5/rNB8iYUjt8A47:FgFEN9IHNuCAAunnG1RxLW7
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

adware stealer

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
2320	ChameleonTomIE.exe

Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{75ED56AF-4DC9-4243-A30C-4EF4DD0CA28F}	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{75ED56AF-4DC9-4243-A30C-4EF4DD0CA28F}\ = "wit for ie"	ChameleonTomIE.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{75ED56AF-4DC9-4243-A30C-4EF4DD0CA28F}\NoExplorer = "1"	ChameleonTomIE.exe

Drops file in Program Files directory 9 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\ChameleonTom\wit4ie.dll	ChameleonTomIE.exe
File created	C:\Program Files (x86)\ChameleonTom\witapi.js	ChameleonTomIE.exe
File created	C:\Program Files (x86)\ChameleonTom\ct.htm	ChameleonTomIE.exe
File created	C:\Program Files (x86)\ChameleonTom\hoticon.ico	ChameleonTomIE.exe
File created	C:\Program Files (x86)\ChameleonTom\menu_en.htm	ChameleonTomIE.exe
File created	C:\Program Files (x86)\ChameleonTom\witmain.js	ChameleonTomIE.exe
File created	C:\Program Files (x86)\ChameleonTom\menu_ru.htm	ChameleonTomIE.exe
File created	C:\Program Files (x86)\ChameleonTom\about.gif	ChameleonTomIE.exe
File created	C:\Program Files (x86)\ChameleonTom\uninstall.exe	ChameleonTomIE.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{14CD42DD-ABCD-3586-DCAB-40E3693E3737}\ButtonText = "ChameleonTom"	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{14CD42DD-ABCD-3586-DCAB-40E3693E3737}\MenuText = "ChameleonTom"	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{14CD42DD-ABCD-3586-DCAB-40E3693E3737}\MenuStatusBar = "ChameleonTom"	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{14CD42DD-ABCD-3586-DCAB-40E3693E3737}\Default Visible = "Yes"	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{14CD42DD-ABCD-3586-DCAB-40E3693E3737}\Script = "C:\\Program Files (x86)\\ChameleonTom\\ct.htm"	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{14CD42DD-ABCD-3586-DCAB-40E3693E3737}	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{14CD42DD-ABCD-3586-DCAB-40E3693E3737}\HotIcon = "C:\\Program Files (x86)\\ChameleonTom\\hoticon.ico"	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{14CD42DD-ABCD-3586-DCAB-40E3693E3737}\Icon = "C:\\Program Files (x86)\\ChameleonTom\\hoticon.ico"	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{14CD42DD-ABCD-3586-DCAB-40E3693E3737}\CLSID = "{1FBA04EE-3024-11D2-8F1F-0000F87ABD16}"	ChameleonTomIE.exe

Modifies registry class 50 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{20EDC024-43C5-423E-B7F5-FD93523E0D9F}	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\wit4ie.DLL\AppID = "{20EDC024-43C5-423E-B7F5-FD93523E0D9F}"	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\wit4ie.WitBHO.1\CLSID\ = "{75ED56AF-4DC9-4243-A30C-4EF4DD0CA28F}"	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\wit4ie.WitBHO\CurVer\ = "wit4ie.WitBHO.1"	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{75ED56AF-4DC9-4243-A30C-4EF4DD0CA28F}\InprocServer32\ThreadingModel = "Apartment"	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E7767193-0A2F-4AFE-BAF4-288366162E48}\1.0	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E7767193-0A2F-4AFE-BAF4-288366162E48}\1.0\0	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E7767193-0A2F-4AFE-BAF4-288366162E48}\1.0\ = "wit4ie 1.0 Type Library"	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E7767193-0A2F-4AFE-BAF4-288366162E48}\1.0\FLAGS	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\wit4ie.WitBHO\CurVer	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9732E648-5755-43ED-9003-9E835D22CFE7}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\wit4ie.WitBHO.1	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\wit4ie.WitBHO\CLSID\ = "{75ED56AF-4DC9-4243-A30C-4EF4DD0CA28F}"	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9732E648-5755-43ED-9003-9E835D22CFE7}\TypeLib\Version = "1.0"	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9732E648-5755-43ED-9003-9E835D22CFE7}	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9732E648-5755-43ED-9003-9E835D22CFE7}\TypeLib\Version = "1.0"	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9732E648-5755-43ED-9003-9E835D22CFE7}\ = "IWitBHO"	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\wit4ie.DLL	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{75ED56AF-4DC9-4243-A30C-4EF4DD0CA28F}\VersionIndependentProgID\ = "wit4ie.WitBHO"	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E7767193-0A2F-4AFE-BAF4-288366162E48}\1.0\0\win32	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E7767193-0A2F-4AFE-BAF4-288366162E48}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\ChameleonTom"	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9732E648-5755-43ED-9003-9E835D22CFE7}	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{20EDC024-43C5-423E-B7F5-FD93523E0D9F}\ = "wit4ie"	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\wit4ie.WitBHO	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{75ED56AF-4DC9-4243-A30C-4EF4DD0CA28F}\ = "WitBHO Class"	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E7767193-0A2F-4AFE-BAF4-288366162E48}\1.0\0\win32\ = "C:\\Program Files (x86)\\ChameleonTom\\wit4ie.dll"	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9732E648-5755-43ED-9003-9E835D22CFE7}\TypeLib	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{75ED56AF-4DC9-4243-A30C-4EF4DD0CA28F}	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{75ED56AF-4DC9-4243-A30C-4EF4DD0CA28F}\InprocServer32\ = "C:\\Program Files (x86)\\ChameleonTom\\wit4ie.dll"	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E7767193-0A2F-4AFE-BAF4-288366162E48}	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E7767193-0A2F-4AFE-BAF4-288366162E48}\1.0\HELPDIR	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9732E648-5755-43ED-9003-9E835D22CFE7}\ = "IWitBHO"	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{75ED56AF-4DC9-4243-A30C-4EF4DD0CA28F}\VersionIndependentProgID	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{75ED56AF-4DC9-4243-A30C-4EF4DD0CA28F}\TypeLib\ = "{E7767193-0A2F-4AFE-BAF4-288366162E48}"	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9732E648-5755-43ED-9003-9E835D22CFE7}\TypeLib\ = "{E7767193-0A2F-4AFE-BAF4-288366162E48}"	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9732E648-5755-43ED-9003-9E835D22CFE7}\ProxyStubClsid32	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9732E648-5755-43ED-9003-9E835D22CFE7}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9732E648-5755-43ED-9003-9E835D22CFE7}\TypeLib\ = "{E7767193-0A2F-4AFE-BAF4-288366162E48}"	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\wit4ie.WitBHO\ = "WitBHO Class"	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{75ED56AF-4DC9-4243-A30C-4EF4DD0CA28F}\ProgID	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9732E648-5755-43ED-9003-9E835D22CFE7}\TypeLib	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9732E648-5755-43ED-9003-9E835D22CFE7}\ProxyStubClsid32	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\wit4ie.WitBHO.1\ = "WitBHO Class"	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{75ED56AF-4DC9-4243-A30C-4EF4DD0CA28F}\ProgID\ = "wit4ie.WitBHO.1"	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{75ED56AF-4DC9-4243-A30C-4EF4DD0CA28F}\TypeLib	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\wit4ie.WitBHO\CLSID	ChameleonTomIE.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E7767193-0A2F-4AFE-BAF4-288366162E48}\1.0\FLAGS\ = "0"	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{75ED56AF-4DC9-4243-A30C-4EF4DD0CA28F}\Programmable	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\wit4ie.WitBHO.1\CLSID	ChameleonTomIE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{75ED56AF-4DC9-4243-A30C-4EF4DD0CA28F}\InprocServer32	ChameleonTomIE.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2320	ChameleonTomIE.exe

C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ChameleonTomIE.exe
"C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ChameleonTomIE.exe"
1⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
PID:2320

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

wit4ie.dll

Path \Program Files (x86)\ChameleonTom\wit4ie.dll
Size 210KB
SHA256 ac3f100228ea22017c2bf09796a046bbd3710cc3fa843b5ebc46a94d9d9bd2b0
MD5 6b4513d6395fc100d3bf98f3428286f2
SHA1 321ae2a5298f79c6f27ef99c4a4c913c4284d31f
SHA512 14a7b9ad09b45c6b5c13246dbedcf0915468dce26ced5851fe7d09c495812ae3cccee51d9716ef76e8a22423b32f31cc489f644dd904bafead257dea0618c9f2
SSDEEP 3072:M2MyXOs+ehSVySe6IyvDelAzaZXrRSakxtUKgDVotxiwiQpUhaMuyIxA0kKU:6yL0VV7u3bwakkKgDVoPiwwa9A+
MD5 SHA1 SHA512 SSDEEP

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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