287bca7e188f8397c4e7b664a0cbb9c7254fbf095a4abe690074a7b4c1ad8f33

Analysis

max time kernel
41s
max time network
48s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
20/10/2022, 00:22

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General

Target

287bca7e188f8397c4e7b664a0cbb9c7254fbf095a4abe690074a7b4c1ad8f33.exe
Size

198KB
MD5

a1274d19ab94cb8c6166ea0cadfb92f0
SHA1

28687a936df30891a8dcb0a81906bb68d21b30cb
SHA256

287bca7e188f8397c4e7b664a0cbb9c7254fbf095a4abe690074a7b4c1ad8f33
SHA512

e6479ada5f675085584a86d0039e3397040ff9c7bd2f28c907ecf6b1bcd4efef684699ab646dcfe0d91e75b7b621f20f9aec1a8a3d12870c6eed55133948b2c1
SSDEEP

3072:wsiz2V7AZmmyPJ6nrjp9BJvXXZogEDoA0sY4cTuWWnsETJeKQAvo:wP2V7Azjp9jvXJo+33CWWsEiao

Score

7^/10

persistence

Malware Config

Signatures

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\rnytoh.htm	287bca7e188f8397c4e7b664a0cbb9c7254fbf095a4abe690074a7b4c1ad8f33.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\o.exe = "C:\\Windows\\system32\\bdffkqajko.exe"	287bca7e188f8397c4e7b664a0cbb9c7254fbf095a4abe690074a7b4c1ad8f33.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\bdffkqajko.exe	287bca7e188f8397c4e7b664a0cbb9c7254fbf095a4abe690074a7b4c1ad8f33.exe
File created	C:\Windows\SysWOW64\hytpafxxuojj.htm	287bca7e188f8397c4e7b664a0cbb9c7254fbf095a4abe690074a7b4c1ad8f33.exe
File created	C:\Windows\SysWOW64\oqeukfspnw.htm	287bca7e188f8397c4e7b664a0cbb9c7254fbf095a4abe690074a7b4c1ad8f33.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Common Files\futirawvjcbxnb.htm	287bca7e188f8397c4e7b664a0cbb9c7254fbf095a4abe690074a7b4c1ad8f33.exe
File created	C:\Program Files (x86)\Common Files\djomxahndpstr.htm	287bca7e188f8397c4e7b664a0cbb9c7254fbf095a4abe690074a7b4c1ad8f33.exe
File created	C:\Program Files (x86)\uexmhggiluo.htm	287bca7e188f8397c4e7b664a0cbb9c7254fbf095a4abe690074a7b4c1ad8f33.exe
File created	C:\Program Files (x86)\eisg.htm	287bca7e188f8397c4e7b664a0cbb9c7254fbf095a4abe690074a7b4c1ad8f33.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\Fonts\ptqgcb.htm	287bca7e188f8397c4e7b664a0cbb9c7254fbf095a4abe690074a7b4c1ad8f33.exe
File created	C:\Windows\Resources\udgd.htm	287bca7e188f8397c4e7b664a0cbb9c7254fbf095a4abe690074a7b4c1ad8f33.exe
File created	C:\Windows\mtqgmwtduf.htm	287bca7e188f8397c4e7b664a0cbb9c7254fbf095a4abe690074a7b4c1ad8f33.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1896	2032	WerFault.exe	25

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 1896	2032	287bca7e188f8397c4e7b664a0cbb9c7254fbf095a4abe690074a7b4c1ad8f33.exe	26
PID 2032 wrote to memory of 1896	2032	287bca7e188f8397c4e7b664a0cbb9c7254fbf095a4abe690074a7b4c1ad8f33.exe	26
PID 2032 wrote to memory of 1896	2032	287bca7e188f8397c4e7b664a0cbb9c7254fbf095a4abe690074a7b4c1ad8f33.exe	26
PID 2032 wrote to memory of 1896	2032	287bca7e188f8397c4e7b664a0cbb9c7254fbf095a4abe690074a7b4c1ad8f33.exe	26

C:\Users\Admin\AppData\Local\Temp\287bca7e188f8397c4e7b664a0cbb9c7254fbf095a4abe690074a7b4c1ad8f33.exe
"C:\Users\Admin\AppData\Local\Temp\287bca7e188f8397c4e7b664a0cbb9c7254fbf095a4abe690074a7b4c1ad8f33.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2032
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2032 -s 212
  2⤵
  - Program crash
  PID:1896

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2032-54-0x0000000075A71000-0x0000000075A73000-memory.dmp

Filesize
8KB

Download
memory/2032-56-0x0000000000400000-0x0000000000433A27-memory.dmp

Filesize
206KB

Download