3ba50aa891ccf70882524351571c72a63ce334dbe081ca5030b0bb6e1b2835a5

Analysis

max time kernel
141s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
15/02/2024, 01:30

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General

Target
9c97cc80d134e4d652923ae227844ed2.exe
Size 32KB
Sample240215-bwxhdadd9z
SHA256 3ba50aa891ccf70882524351571c72a63ce334dbe081ca5030b0bb6e1b2835a5
MD5 9c97cc80d134e4d652923ae227844ed2
SHA1 3d3fbd5f0744499552995981d890d20f9c7cb20c
SHA512 6d0a6b05b058e3f659d08052d575f181176af21ee5621eddfd76b9b5be8312f6c0aec1c76ac5c6d003302d91f9554c062a2f8c072da7b984f486469470afb2ce
SSDEEP 768:tdFibdzyHONA1CCjlOgmeZPSPfA2/XDVJawZYrAOBGHYDM:7YbdzyuNAZlZZKPo2/XKwOFwh
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

adware stealer upx

Malware Config

Signatures

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2932-0-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/2932-1-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/3348-2-0x0000000000400000-0x000000000041A000-memory.dmp	upx

Installs/modifies Browser Helper Object 2 TTPs 1 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\{86899D14-95D7-4E22-8AB3-7ACC53076FC9}	9c97cc80d134e4d652923ae227844ed2.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files\Internet Explorer\PLUGINS\WinNt64.Sys	9c97cc80d134e4d652923ae227844ed2.exe
File created	C:\Program Files\Internet Explorer\PLUGINS\WinNt64.Jmp	9c97cc80d134e4d652923ae227844ed2.exe
File created	C:\Program Files\Internet Explorer\PLUGINS\WinNt64.Jmp	9c97cc80d134e4d652923ae227844ed2.exe

Modifies registry class 5 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{86899D14-95D7-4E22-8AB3-7ACC53076FC9}\InProcServer32\ = "C:\\Program Files\\Internet Explorer\\PLUGINS\\WinNt64.Sys"	9c97cc80d134e4d652923ae227844ed2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{86899D14-95D7-4E22-8AB3-7ACC53076FC9}\InProcServer32\ThreadingModel = "Apartment"	9c97cc80d134e4d652923ae227844ed2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{86899D14-95D7-4E22-8AB3-7ACC53076FC9}	9c97cc80d134e4d652923ae227844ed2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{86899D14-95D7-4E22-8AB3-7ACC53076FC9}\	9c97cc80d134e4d652923ae227844ed2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{86899D14-95D7-4E22-8AB3-7ACC53076FC9}\InProcServer32	9c97cc80d134e4d652923ae227844ed2.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 3348	2932	9c97cc80d134e4d652923ae227844ed2.exe	84
PID 2932 wrote to memory of 3348	2932	9c97cc80d134e4d652923ae227844ed2.exe	84
PID 2932 wrote to memory of 3348	2932	9c97cc80d134e4d652923ae227844ed2.exe	84

C:\Users\Admin\AppData\Local\Temp\9c97cc80d134e4d652923ae227844ed2.exe
"C:\Users\Admin\AppData\Local\Temp\9c97cc80d134e4d652923ae227844ed2.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Users\Admin\AppData\Local\Temp\9c97cc80d134e4d652923ae227844ed2.exe
  "C:\Users\Admin\AppData\Local\Temp\9c97cc80d134e4d652923ae227844ed2.exe" Z
  2⤵
  - Installs/modifies Browser Helper Object
  - Drops file in Program Files directory
  - Modifies registry class
  PID:3348

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2932-0-0x0000000000400000-0x000000000041A000-memory.dmp

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memory/2932-1-0x0000000000400000-0x000000000041A000-memory.dmp

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memory/3348-2-0x0000000000400000-0x000000000041A000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads