ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79

General

Target

ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe
Size

1.0MB
MD5

51decc9220f888d5fbd04bfd23af8998
SHA1

5a0b48509436645891a578fae5123fc00512fdb9
SHA256

ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79
SHA512

f99b691d99e18fc9307f06a53429bd4d960482f3f4a46b761add6092631695832622eba9a18aa7091c87d2e9e9a763eeb45634b26118b48fada9a38ebe1fca59
SSDEEP

24576:bxy9KqiQe0e4TNWS9rU44M3ZzPslX35ZbrgTbZC6DeoKp3wav:9yMqiQe0e45WqQCzg356T99eoaLv

Score

8^/10

discovery persistence spyware stealer upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1432-70-0x0000000000400000-0x0000000000645000-memory.dmp	upx
behavioral1/memory/1432-71-0x0000000000400000-0x0000000000645000-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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\NetworkChecker = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe"	ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1504 set thread context of 1432	1504	ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe	30

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1504	ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1504	ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1504 wrote to memory of 1644	1504	ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe	28
PID 1504 wrote to memory of 1644	1504	ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe	28
PID 1504 wrote to memory of 1644	1504	ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe	28
PID 1504 wrote to memory of 1644	1504	ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe	28
PID 1504 wrote to memory of 1680	1504	ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe	29
PID 1504 wrote to memory of 1680	1504	ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe	29
PID 1504 wrote to memory of 1680	1504	ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe	29
PID 1504 wrote to memory of 1680	1504	ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe	29
PID 1504 wrote to memory of 1432	1504	ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe	30
PID 1504 wrote to memory of 1432	1504	ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe	30
PID 1504 wrote to memory of 1432	1504	ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe	30
PID 1504 wrote to memory of 1432	1504	ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe	30
PID 1504 wrote to memory of 1432	1504	ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe	30
PID 1504 wrote to memory of 1432	1504	ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe	30
PID 1504 wrote to memory of 1432	1504	ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe	30
PID 1504 wrote to memory of 1432	1504	ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe	30
PID 1504 wrote to memory of 1432	1504	ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe	30
PID 1504 wrote to memory of 1432	1504	ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe	30

C:\Users\Admin\AppData\Local\Temp\ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe
"C:\Users\Admin\AppData\Local\Temp\ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1504
- C:\Users\Admin\AppData\Local\Temp\ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe
  C:\Users\Admin\AppData\Local\Temp\ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe
  2⤵
  PID:1644
- C:\Users\Admin\AppData\Local\Temp\ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe
  C:\Users\Admin\AppData\Local\Temp\ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe
  2⤵
  PID:1680
- C:\Users\Admin\AppData\Local\Temp\ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe
  C:\Users\Admin\AppData\Local\Temp\ef1a4c88c173ab769a0bc1885458b1099814d6983fbe8bdfd22b80bbc148ef79.exe
  2⤵
  - Adds Run key to start application
  PID:1432

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1432-63-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/1432-56-0x00000000001B0000-0x00000000002AA000-memory.dmp

Filesize
1000KB

Download
memory/1432-58-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/1432-59-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/1432-61-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/1432-64-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/1432-67-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/1432-68-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/1432-70-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/1432-71-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/1504-55-0x0000000000250000-0x0000000000254000-memory.dmp

Filesize
16KB

Download
memory/1504-54-0x0000000075FB1000-0x0000000075FB3000-memory.dmp

Filesize
8KB

Download

Analysis

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