b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1

General

Target

b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exe
Size

1.4MB
MD5

77df1d6808dbb844a25d681e1117e013
SHA1

e894636bfb171512a1570611e898e1cbbc28c6bd
SHA256

b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1
SHA512

7349d70753e796cb6343f663c67c136baba94345bc8dc1a356d705262f4a77667109cc89fdee85592c94cb768d1b7860386448abf1011d890bc16b24dd69dc9c
SSDEEP

24576:b2uV62aU4CGoxW2iwEyZzlQ82vDgEeZMMOjl:b2ulaUooI2iuZxr2ogl

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

Processes:

resource	yara_rule
behavioral1/memory/1356-62-0x0000000000400000-0x000000000063E000-memory.dmp	upx
behavioral1/memory/1356-63-0x0000000000400000-0x000000000063E000-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

Processes:

b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\NetworkChecker = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exe"	b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.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 NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exe

pid process

1356 b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exe

pid	process
1356	b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

Processes:

b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exeb40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exe

pid	process
1672	b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exe
1356	b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exe

description	pid	process	target process
PID 1672 wrote to memory of 1356	1672	b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exe	b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exe
PID 1672 wrote to memory of 1356	1672	b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exe	b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exe
PID 1672 wrote to memory of 1356	1672	b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exe	b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exe
PID 1672 wrote to memory of 1356	1672	b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exe	b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exe

C:\Users\Admin\AppData\Local\Temp\b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exe
"C:\Users\Admin\AppData\Local\Temp\b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exe"
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:1672

C:\Users\Admin\AppData\Local\Temp\b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exe
"C:\Users\Admin\AppData\Local\Temp\b40b1ca29b0dfe0b1aca72ef93e238949474708368c02f00596e1c1198838fd1.exe"
2⤵
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: GetForegroundWindowSpam
PID:1356

Network

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

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Downloads

memory/1356-55-0x0000000000000000-mapping.dmp

Download
memory/1356-58-0x0000000000400000-0x000000000063E000-memory.dmp

Filesize
2.2MB

Download
memory/1356-59-0x0000000000400000-0x000000000063E000-memory.dmp

Filesize
2.2MB

Download
memory/1356-62-0x0000000000400000-0x000000000063E000-memory.dmp

Filesize
2.2MB

Download
memory/1356-63-0x0000000000400000-0x000000000063E000-memory.dmp

Filesize
2.2MB

Download
memory/1672-54-0x0000000076AE1000-0x0000000076AE3000-memory.dmp

Filesize
8KB

Download
memory/1672-56-0x0000000000400000-0x000000000063E000-memory.dmp

Filesize
2.2MB

Download
memory/1672-60-0x0000000000400000-0x000000000063E000-memory.dmp

Filesize
2.2MB

Download
memory/1672-61-0x0000000002310000-0x000000000254E000-memory.dmp

Filesize
2.2MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads