3b8bf4df71917350d38daf2b4a17b68b05e1d9fa8e327b21b83275fe5dffd0be

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
18-01-2024 06:02

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General

Target

64a80359bff8a5e94be61f23c125903b.exe
Size

256KB
MD5

64a80359bff8a5e94be61f23c125903b
SHA1

99eb53bcba202cfd17b6faf9eccb27eb77cff81a
SHA256

3b8bf4df71917350d38daf2b4a17b68b05e1d9fa8e327b21b83275fe5dffd0be
SHA512

2936025e4ec05210a61551be6e1a891c291dff70bfb71d68502e4963e2fbbb0c789b7fe35ef52ecb7654c35f80d7c45aa2162f9b7a0d7bb0731d9d943430f97e
SSDEEP

6144:oawa9mjimYaQLHrhaYaQuWwkU/YoYaQLHrhaYaQ:oawRXY2YVJUbY2Y

Score

7^/10

persistence spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1672	outlook.exe

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
T1552.001

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\System = "C:\\Windows\\sys32.exe"	64a80359bff8a5e94be61f23c125903b.exe

Drops file in Windows directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\outlook.cfg	outlook.exe
File created	C:\Windows\sys32.exe	64a80359bff8a5e94be61f23c125903b.exe
File created	C:\Windows\outlook.exe	64a80359bff8a5e94be61f23c125903b.exe
File opened for modification	C:\Windows\outlook.exe	64a80359bff8a5e94be61f23c125903b.exe
File opened for modification	C:\Windows\sys32.exe	64a80359bff8a5e94be61f23c125903b.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 1672	1724	64a80359bff8a5e94be61f23c125903b.exe	28
PID 1724 wrote to memory of 1672	1724	64a80359bff8a5e94be61f23c125903b.exe	28
PID 1724 wrote to memory of 1672	1724	64a80359bff8a5e94be61f23c125903b.exe	28
PID 1724 wrote to memory of 1672	1724	64a80359bff8a5e94be61f23c125903b.exe	28
PID 1724 wrote to memory of 1672	1724	64a80359bff8a5e94be61f23c125903b.exe	28
PID 1724 wrote to memory of 1672	1724	64a80359bff8a5e94be61f23c125903b.exe	28
PID 1724 wrote to memory of 1672	1724	64a80359bff8a5e94be61f23c125903b.exe	28

C:\Users\Admin\AppData\Local\Temp\64a80359bff8a5e94be61f23c125903b.exe
"C:\Users\Admin\AppData\Local\Temp\64a80359bff8a5e94be61f23c125903b.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1724
- C:\Windows\outlook.exe
  C:\Windows\outlook.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:1672

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\outlook.exe

Filesize
49KB

MD5
0e9379e357aba95f8b9883af9b67675e

SHA1
280a174a414e5b8588f42b6328af2c8c8ff4394f

SHA256
96b9c4ead67d03eb2c69103a983274e013e3466e80d8f95bd7cf3aea8be05b28

SHA512
6cc383806882729cd889b025802ac0d5e1c55a74b3e7d7c98932644e8802fe52b5b14a886eff70ab7deaa70fb60bb9898e55b5cd83b5b99e2a2d107dce367784

Download Submit
memory/1672-57-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/1672-71-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/1724-0-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1724-29-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads