b821057045d27dd6ce8e14dac6e93d42c9ca47ce1e86390c5d2dac0401d28601

Analysis

max time kernel
117s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-10-2024 02:36

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General

Target

b821057045d27dd6ce8e14dac6e93d42c9ca47ce1e86390c5d2dac0401d28601.exe
Size

2.6MB
MD5

055fd9ae5a0b84c79b61fff3e9b76e30
SHA1

908de6b4a44db71530a64284147219d0c72c8053
SHA256

b821057045d27dd6ce8e14dac6e93d42c9ca47ce1e86390c5d2dac0401d28601
SHA512

09028287595712e36da23b1142fe5d75dbf5f04b94bdcdc9013030ef188fbce3eb05a03ff4ffdd124691389c14923fdf7514f6f9af8f61b66c2754164ae5fc9a
SSDEEP

49152:ykCWb8/7a76JmTVmH6jRwmEQ/E6VUM83Ptvh:KV7KphSpr

Score

6^/10

discovery persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

b821057045d27dd6ce8e14dac6e93d42c9ca47ce1e86390c5d2dac0401d28601.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\Lrctqgflqpe = "C:\\Users\\Admin\\AppData\\Roaming\\Lrctqgflqpe.exe"	b821057045d27dd6ce8e14dac6e93d42c9ca47ce1e86390c5d2dac0401d28601.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

5456 1960 WerFault.exe b821057045d27dd6ce8e14dac6e93d42c9ca47ce1e86390c5d2dac0401d28601.exe

pid	pid_target	process	target process
5456	1960	WerFault.exe	b821057045d27dd6ce8e14dac6e93d42c9ca47ce1e86390c5d2dac0401d28601.exe

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

Processes:

b821057045d27dd6ce8e14dac6e93d42c9ca47ce1e86390c5d2dac0401d28601.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b821057045d27dd6ce8e14dac6e93d42c9ca47ce1e86390c5d2dac0401d28601.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

b821057045d27dd6ce8e14dac6e93d42c9ca47ce1e86390c5d2dac0401d28601.exe

pid process

1960 b821057045d27dd6ce8e14dac6e93d42c9ca47ce1e86390c5d2dac0401d28601.exe

pid	process
1960	b821057045d27dd6ce8e14dac6e93d42c9ca47ce1e86390c5d2dac0401d28601.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

b821057045d27dd6ce8e14dac6e93d42c9ca47ce1e86390c5d2dac0401d28601.exe

description	pid	process
Token: SeDebugPrivilege	1960	b821057045d27dd6ce8e14dac6e93d42c9ca47ce1e86390c5d2dac0401d28601.exe
Token: SeDebugPrivilege	1960	b821057045d27dd6ce8e14dac6e93d42c9ca47ce1e86390c5d2dac0401d28601.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

b821057045d27dd6ce8e14dac6e93d42c9ca47ce1e86390c5d2dac0401d28601.exe

description	pid	process	target process
PID 1960 wrote to memory of 5456	1960	b821057045d27dd6ce8e14dac6e93d42c9ca47ce1e86390c5d2dac0401d28601.exe	WerFault.exe
PID 1960 wrote to memory of 5456	1960	b821057045d27dd6ce8e14dac6e93d42c9ca47ce1e86390c5d2dac0401d28601.exe	WerFault.exe
PID 1960 wrote to memory of 5456	1960	b821057045d27dd6ce8e14dac6e93d42c9ca47ce1e86390c5d2dac0401d28601.exe	WerFault.exe
PID 1960 wrote to memory of 5456	1960	b821057045d27dd6ce8e14dac6e93d42c9ca47ce1e86390c5d2dac0401d28601.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\b821057045d27dd6ce8e14dac6e93d42c9ca47ce1e86390c5d2dac0401d28601.exe
"C:\Users\Admin\AppData\Local\Temp\b821057045d27dd6ce8e14dac6e93d42c9ca47ce1e86390c5d2dac0401d28601.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1960 -s 628
2⤵
- Program crash
PID:5456

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

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/1960-0-0x0000000074D6E000-0x0000000074D6F000-memory.dmp

Filesize
4KB

Download
memory/1960-1-0x0000000000FD0000-0x0000000001274000-memory.dmp

Filesize
2.6MB

Download
memory/1960-2-0x0000000004DC0000-0x0000000004EA4000-memory.dmp

Filesize
912KB

Download
memory/1960-3-0x0000000074D60000-0x000000007544E000-memory.dmp

Filesize
6.9MB

Download
memory/1960-4-0x0000000000EF0000-0x0000000000FD2000-memory.dmp

Filesize
904KB

Download
memory/1960-5-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-6-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-16-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-8-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-10-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-12-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-14-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-18-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-32-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-30-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-28-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-26-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-24-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-22-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-20-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-40-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-48-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-56-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-64-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-68-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-66-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-62-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-60-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-58-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-54-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-52-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-50-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-46-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-44-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-42-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-38-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-36-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-34-0x0000000000EF0000-0x0000000000FCD000-memory.dmp

Filesize
884KB

Download
memory/1960-1079-0x0000000074D60000-0x000000007544E000-memory.dmp

Filesize
6.9MB

Download
memory/1960-1080-0x0000000000A10000-0x0000000000A6C000-memory.dmp

Filesize
368KB

Download
memory/1960-1081-0x0000000000A70000-0x0000000000ABC000-memory.dmp

Filesize
304KB

Download
memory/1960-1082-0x0000000074D6E000-0x0000000074D6F000-memory.dmp

Filesize
4KB

Download
memory/1960-1083-0x0000000074D60000-0x000000007544E000-memory.dmp

Filesize
6.9MB

Download
memory/1960-1084-0x0000000004680000-0x00000000046D4000-memory.dmp

Filesize
336KB

Download
memory/1960-1086-0x0000000074D60000-0x000000007544E000-memory.dmp

Filesize
6.9MB

Download