94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f

General

Target

94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Size

4.3MB
MD5

e789ce03326101cff1e77342cf7e522f
SHA1

f545475237eb4cf14b43c1519d661c01741684b9
SHA256

94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f
SHA512

29e8baaf74033ead4ab8c7422dcc9a690af9b6d44c4531f98030f88c794ea747c4d229ad97d62c929a9db8f4df18d2d98e9daf87c418ca2a4dc6db8a622e9ea8
SSDEEP

49152:QAuK4wLBfrbHOqLjxup4HdGKvghxfki1Ec7SKKZ8hpTQdCO:xdLB/uq+Kcf7SKKZspsdC

Score

7^/10

adware stealer

Malware Config

Signatures

Loads dropped DLL 1 IoCs

Processes:

94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe

pid process

4760 94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe

Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

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

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

Processes:

94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{d5f49b33-1ef7-4ab5-9eb0-843f8904cb21}	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{d5f49b33-1ef7-4ab5-9eb0-843f8904cb21}\ = "GoSave"	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{d5f49b33-1ef7-4ab5-9eb0-843f8904cb21}\NoExplorer = "1"	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{d5f49b33-1ef7-4ab5-9eb0-843f8904cb21}	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe

Drops file in Program Files directory 6 IoCs

Processes:

94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe

description	ioc	process
File created	C:\Program Files (x86)\GoSave\QS5M4HTiPZDMUH.tlb	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
File opened for modification	C:\Program Files (x86)\GoSave\QS5M4HTiPZDMUH.tlb	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
File created	C:\Program Files (x86)\GoSave\QS5M4HTiPZDMUH.dat	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
File opened for modification	C:\Program Files (x86)\GoSave\QS5M4HTiPZDMUH.dat	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
File created	C:\Program Files (x86)\GoSave\QS5M4HTiPZDMUH.dll	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
File opened for modification	C:\Program Files (x86)\GoSave\QS5M4HTiPZDMUH.dll	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe

Modifies Internet Explorer settings 1 TTPs 4 IoCs

adware spyware

Modify Registry

T1112

Processes:

94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe

description	ioc	process
Key deleted	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{D5F49B33-1EF7-4AB5-9EB0-843F8904CB21}	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{d5f49b33-1ef7-4ab5-9eb0-843f8904cb21}	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe

Modifies registry class 28 IoCs

Processes:

94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\..9	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{d5f49b33-1ef7-4ab5-9eb0-843f8904cb21}"	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave"	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{d5f49b33-1ef7-4ab5-9eb0-843f8904cb21}\Programmable	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{d5f49b33-1ef7-4ab5-9eb0-843f8904cb21}\Programmable	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{d5f49b33-1ef7-4ab5-9eb0-843f8904cb21}\ = "GoSave"	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{d5f49b33-1ef7-4ab5-9eb0-843f8904cb21}\InprocServer32	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{d5f49b33-1ef7-4ab5-9eb0-843f8904cb21}\ProgID	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{d5f49b33-1ef7-4ab5-9eb0-843f8904cb21}"	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{d5f49b33-1ef7-4ab5-9eb0-843f8904cb21}\ProgID	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{d5f49b33-1ef7-4ab5-9eb0-843f8904cb21}\ProgID\ = ".9"	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{d5f49b33-1ef7-4ab5-9eb0-843f8904cb21}	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D5F49B33-1EF7-4AB5-9EB0-843F8904CB21}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9"	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{d5f49b33-1ef7-4ab5-9eb0-843f8904cb21}	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{d5f49b33-1ef7-4ab5-9eb0-843f8904cb21}\VersionIndependentProgID	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{d5f49b33-1ef7-4ab5-9eb0-843f8904cb21}\InprocServer32	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{d5f49b33-1ef7-4ab5-9eb0-843f8904cb21}\VersionIndependentProgID\	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{d5f49b33-1ef7-4ab5-9eb0-843f8904cb21}\VersionIndependentProgID	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D5F49B33-1EF7-4AB5-9EB0-843F8904CB21}\Implemented Categories	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave"	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{d5f49b33-1ef7-4ab5-9eb0-843f8904cb21}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\QS5M4HTiPZDMUH.dll"	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{d5f49b33-1ef7-4ab5-9eb0-843f8904cb21}\InprocServer32\ThreadingModel = "Apartment"	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D5F49B33-1EF7-4AB5-9EB0-843F8904CB21}	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe

pid	process
4760	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
4760	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
4760	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
4760	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
4760	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
4760	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
4760	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
4760	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
4760	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
4760	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
4760	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
4760	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe

description	pid	process
Token: SeDebugPrivilege	4760	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Token: SeDebugPrivilege	4760	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Token: SeDebugPrivilege	4760	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Token: SeDebugPrivilege	4760	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Token: SeDebugPrivilege	4760	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
Token: SeDebugPrivilege	4760	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{d5f49b33-1ef7-4ab5-9eb0-843f8904cb21} = "1"	94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe

C:\Users\Admin\AppData\Local\Temp\94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.exe
"C:\Users\Admin\AppData\Local\Temp\94300395fb64ec85d9f99039d2f589328e721acb2146097ff6d078da309c892f.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: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- System policy modification
PID:4760

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Browser Extensions

1

T1176

Privilege Escalation

Defense Evasion

Modify Registry

3

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files (x86)\GoSave\QS5M4HTiPZDMUH.dll

Filesize
738KB

MD5
49961c7c9a7aef57f49adf50d1c810f6

SHA1
fc2078aeff5d5abee27c9e8a500cb2d6ae755b05

SHA256
c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846

SHA512
8ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f

Download Submit
memory/4760-132-0x0000000002F80000-0x0000000003049000-memory.dmp

Filesize
804KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads