3a0ea2d0ab5193399ad8885ef10b389b3696dfa9bab76e8ceaff0903ee75e978

Analysis

max time kernel
151s
max time network
49s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
23-11-2022 21:02

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General

Target

3a0ea2d0ab5193399ad8885ef10b389b3696dfa9bab76e8ceaff0903ee75e978.exe
Size

257KB
MD5

1619b3d34e908676731f2de7546ec033
SHA1

a19e47283bcabb8cf0271b1d1e01ca5ba132fb36
SHA256

3a0ea2d0ab5193399ad8885ef10b389b3696dfa9bab76e8ceaff0903ee75e978
SHA512

303998694eb77a597bff0b296956abbd6a4dc1225a60bd4765fb6b2abd592887ceef63694afd66949b229178e8e8cfbf1614165801dc97208d2f185b24eef7b8
SSDEEP

6144:Ceqf28K4yODF+llRfcpmPCA+UdY0VJyt+Z/oKiNbg5G9EanssOP:CeKzK43WKE6A+q7/yw2yGWanssOP

Score

9^/10

spyware stealer upx

Malware Config

Signatures

NirSoft MailPassView 2 IoCs

Password recovery tool for various email clients

Processes:

resource	yara_rule
behavioral1/memory/1900-54-0x0000000000400000-0x00000000004A6000-memory.dmp	MailPassView
behavioral1/memory/1900-57-0x0000000000400000-0x00000000004A6000-memory.dmp	MailPassView

Nirsoft 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1900-54-0x0000000000400000-0x00000000004A6000-memory.dmp	Nirsoft
behavioral1/memory/1900-57-0x0000000000400000-0x00000000004A6000-memory.dmp	Nirsoft

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1900-54-0x0000000000400000-0x00000000004A6000-memory.dmp	upx
behavioral1/memory/1900-57-0x0000000000400000-0x00000000004A6000-memory.dmp	upx

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Drops file in System32 directory 1 IoCs

Processes:

3a0ea2d0ab5193399ad8885ef10b389b3696dfa9bab76e8ceaff0903ee75e978.exe

description ioc process

File created C:\Windows\SysWOW64\owner.exe 3a0ea2d0ab5193399ad8885ef10b389b3696dfa9bab76e8ceaff0903ee75e978.exe
Runs net.exe

description	ioc	process
File created	C:\Windows\SysWOW64\owner.exe	3a0ea2d0ab5193399ad8885ef10b389b3696dfa9bab76e8ceaff0903ee75e978.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

3a0ea2d0ab5193399ad8885ef10b389b3696dfa9bab76e8ceaff0903ee75e978.exenet.exe

description	pid	process	target process
PID 1900 wrote to memory of 1928	1900	3a0ea2d0ab5193399ad8885ef10b389b3696dfa9bab76e8ceaff0903ee75e978.exe	net.exe
PID 1900 wrote to memory of 1928	1900	3a0ea2d0ab5193399ad8885ef10b389b3696dfa9bab76e8ceaff0903ee75e978.exe	net.exe
PID 1900 wrote to memory of 1928	1900	3a0ea2d0ab5193399ad8885ef10b389b3696dfa9bab76e8ceaff0903ee75e978.exe	net.exe
PID 1900 wrote to memory of 1928	1900	3a0ea2d0ab5193399ad8885ef10b389b3696dfa9bab76e8ceaff0903ee75e978.exe	net.exe
PID 1928 wrote to memory of 944	1928	net.exe	net1.exe
PID 1928 wrote to memory of 944	1928	net.exe	net1.exe
PID 1928 wrote to memory of 944	1928	net.exe	net1.exe
PID 1928 wrote to memory of 944	1928	net.exe	net1.exe

C:\Users\Admin\AppData\Local\Temp\3a0ea2d0ab5193399ad8885ef10b389b3696dfa9bab76e8ceaff0903ee75e978.exe
"C:\Users\Admin\AppData\Local\Temp\3a0ea2d0ab5193399ad8885ef10b389b3696dfa9bab76e8ceaff0903ee75e978.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1900

C:\Windows\SysWOW64\net.exe
net stop SharedAccess
2⤵
- Suspicious use of WriteProcessMemory
PID:1928

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 stop SharedAccess
3⤵
PID:944

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/944-56-0x0000000000000000-mapping.dmp

Download
memory/1900-54-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1900-57-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1928-55-0x0000000000000000-mapping.dmp

Download