201001-nyhbt4p25j_pw_infected[.]rar

Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

Keygen.exe

pid process

1408 Keygen.exe
Loads dropped DLL 1 IoCs

Processes:

cmd.exe

pid process

1536 cmd.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Delays execution with timeout.exe 2 IoCs
evasion

Processes:

timeout.exetimeout.exe

pid process

1784 timeout.exe
1200 timeout.exe

pid	process
1408	Keygen.exe

pid	process
1536	cmd.exe

pid	process
1784	timeout.exe
1200	timeout.exe

Suspicious use of WriteProcessMemory 32 IoCs

Processes:

cmd.exe

description	pid	target process
PID 1288 wrote to memory of 1536	1288	cmd.exe
PID 1288 wrote to memory of 1536	1288	cmd.exe
PID 1288 wrote to memory of 1536	1288	cmd.exe
PID 1288 wrote to memory of 1536	1288	cmd.exe
PID 1536 wrote to memory of 1408	1536	cmd.exe	Keygen.exe
PID 1536 wrote to memory of 1408	1536	cmd.exe	Keygen.exe
PID 1536 wrote to memory of 1408	1536	cmd.exe	Keygen.exe
PID 1536 wrote to memory of 1408	1536	cmd.exe	Keygen.exe
PID 1536 wrote to memory of 1828	1536	cmd.exe	mshta.exe
PID 1536 wrote to memory of 1828	1536	cmd.exe	mshta.exe
PID 1536 wrote to memory of 1828	1536	cmd.exe	mshta.exe
PID 1536 wrote to memory of 1828	1536	cmd.exe	mshta.exe
PID 1536 wrote to memory of 1744	1536	cmd.exe	mshta.exe
PID 1536 wrote to memory of 1744	1536	cmd.exe	mshta.exe
PID 1536 wrote to memory of 1744	1536	cmd.exe	mshta.exe
PID 1536 wrote to memory of 1744	1536	cmd.exe	mshta.exe
PID 1536 wrote to memory of 1784	1536	cmd.exe	timeout.exe
PID 1536 wrote to memory of 1784	1536	cmd.exe	timeout.exe
PID 1536 wrote to memory of 1784	1536	cmd.exe	timeout.exe
PID 1536 wrote to memory of 1784	1536	cmd.exe	timeout.exe
PID 1536 wrote to memory of 656	1536	cmd.exe	mshta.exe
PID 1536 wrote to memory of 656	1536	cmd.exe	mshta.exe
PID 1536 wrote to memory of 656	1536	cmd.exe	mshta.exe
PID 1536 wrote to memory of 656	1536	cmd.exe	mshta.exe
PID 1536 wrote to memory of 568	1536	cmd.exe	mshta.exe
PID 1536 wrote to memory of 568	1536	cmd.exe	mshta.exe
PID 1536 wrote to memory of 568	1536	cmd.exe	mshta.exe
PID 1536 wrote to memory of 568	1536	cmd.exe	mshta.exe
PID 1536 wrote to memory of 1200	1536	cmd.exe	timeout.exe
PID 1536 wrote to memory of 1200	1536	cmd.exe	timeout.exe
PID 1536 wrote to memory of 1200	1536	cmd.exe	timeout.exe
PID 1536 wrote to memory of 1200	1536	cmd.exe	timeout.exe

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\D191.tmp\start.bat" "C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — ????? (95) — ?????.exe""
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1536

C:\Users\Admin\AppData\Local\Temp\D191.tmp\Keygen.exe
Keygen.exe
2⤵
- Executes dropped EXE
PID:1408

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\D191.tmp\m.hta"
2⤵
PID:1828

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\D191.tmp\m1.hta"
2⤵
PID:1744

C:\Windows\SysWOW64\timeout.exe
timeout 1
2⤵
- Delays execution with timeout.exe
PID:1784

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\D191.tmp\b.hta"
2⤵
PID:656

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\D191.tmp\b1.hta"
2⤵
PID:568

C:\Windows\SysWOW64\timeout.exe
timeout 2
2⤵
- Delays execution with timeout.exe
PID:1200

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\D191.tmp\Keygen.exe

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C:\Users\Admin\AppData\Local\Temp\D191.tmp\Keygen.exe

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C:\Users\Admin\AppData\Local\Temp\D191.tmp\b.hta

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C:\Users\Admin\AppData\Local\Temp\D191.tmp\b1.hta

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C:\Users\Admin\AppData\Local\Temp\D191.tmp\m.hta

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C:\Users\Admin\AppData\Local\Temp\D191.tmp\m1.hta

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C:\Users\Admin\AppData\Local\Temp\D191.tmp\start.bat

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\Users\Admin\AppData\Local\Temp\D191.tmp\Keygen.exe

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memory/568-15-0x0000000000000000-mapping.dmp

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memory/656-13-0x0000000000000000-mapping.dmp

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memory/1200-16-0x0000000000000000-mapping.dmp

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memory/1408-4-0x0000000000000000-mapping.dmp

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memory/1408-5-0x0000000000000000-mapping.dmp

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memory/1536-0-0x0000000000000000-mapping.dmp

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memory/1744-10-0x0000000000000000-mapping.dmp

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memory/1784-11-0x0000000000000000-mapping.dmp

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memory/1828-8-0x0000000000000000-mapping.dmp

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