53eeff9f4fa0473d90cf4abe978ff60d5898d2527924a593ef877303cab88a5b

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
03-09-2024 22:58

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General

Target

Byte Guard Free.exe
Size

2.4MB
MD5

32eee970bec927fd068197918edac5a4
SHA1

8aa4820931aa228856f12fc516f886dab4d12e28
SHA256

53eeff9f4fa0473d90cf4abe978ff60d5898d2527924a593ef877303cab88a5b
SHA512

d47d2fbc9d4b9a47d0b5b1076aaa89b20ba72a9625e9fcfd57f000bc14abc11aff60123667bbb6998fa5bdff65b7207f410cc6008207fc2362db1d99c80afbe8
SSDEEP

49152:3Ls8e8SkGMITYbNbNWo4kSH3OqtwI2MrBm6w30IfRaRf:3PecGMIT4bNJFY3OqtxdmDDJef

Score

6^/10

discovery

Malware Config

Signatures

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	ipinfo.io
5	ipinfo.io

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2748	1792	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Byte Guard Free.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1792	Byte Guard Free.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1792 wrote to memory of 2748	1792	Byte Guard Free.exe	30
PID 1792 wrote to memory of 2748	1792	Byte Guard Free.exe	30
PID 1792 wrote to memory of 2748	1792	Byte Guard Free.exe	30
PID 1792 wrote to memory of 2748	1792	Byte Guard Free.exe	30

C:\Users\Admin\AppData\Local\Temp\Byte Guard Free.exe
"C:\Users\Admin\AppData\Local\Temp\Byte Guard Free.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1792
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1792 -s 1120
  2⤵
  - Program crash
  PID:2748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1792-0-0x00000000744EE000-0x00000000744EF000-memory.dmp

Filesize
4KB

Download
memory/1792-1-0x00000000009C0000-0x0000000000C38000-memory.dmp

Filesize
2.5MB

Download
memory/1792-2-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download
memory/1792-3-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download