201001-nyhbt4p25j_pw_infected[.]rar

Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

Keygen.exe

pid process

1400 Keygen.exe
Loads dropped DLL 1 IoCs

Processes:

cmd.exe

pid process

1800 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

1908 timeout.exe
528 timeout.exe

pid	process
1400	Keygen.exe

pid	process
1800	cmd.exe

pid	process
1908	timeout.exe
528	timeout.exe

Suspicious use of WriteProcessMemory 40 IoCs

Processes:

Keygen — копия — копия.execmd.exe

description	pid	process	target process
PID 1000 wrote to memory of 1800	1000	Keygen — копия — копия.exe	cmd.exe
PID 1000 wrote to memory of 1800	1000	Keygen — копия — копия.exe	cmd.exe
PID 1000 wrote to memory of 1800	1000	Keygen — копия — копия.exe	cmd.exe
PID 1000 wrote to memory of 1800	1000	Keygen — копия — копия.exe	cmd.exe
PID 1800 wrote to memory of 1400	1800	cmd.exe	Keygen.exe
PID 1800 wrote to memory of 1400	1800	cmd.exe	Keygen.exe
PID 1800 wrote to memory of 1400	1800	cmd.exe	Keygen.exe
PID 1800 wrote to memory of 1400	1800	cmd.exe	Keygen.exe
PID 1800 wrote to memory of 1872	1800	cmd.exe	mshta.exe
PID 1800 wrote to memory of 1872	1800	cmd.exe	mshta.exe
PID 1800 wrote to memory of 1872	1800	cmd.exe	mshta.exe
PID 1800 wrote to memory of 1872	1800	cmd.exe	mshta.exe
PID 1800 wrote to memory of 1892	1800	cmd.exe	mshta.exe
PID 1800 wrote to memory of 1892	1800	cmd.exe	mshta.exe
PID 1800 wrote to memory of 1892	1800	cmd.exe	mshta.exe
PID 1800 wrote to memory of 1892	1800	cmd.exe	mshta.exe
PID 1800 wrote to memory of 1908	1800	cmd.exe	timeout.exe
PID 1800 wrote to memory of 1908	1800	cmd.exe	timeout.exe
PID 1800 wrote to memory of 1908	1800	cmd.exe	timeout.exe
PID 1800 wrote to memory of 1908	1800	cmd.exe	timeout.exe
PID 1800 wrote to memory of 1824	1800	cmd.exe	mshta.exe
PID 1800 wrote to memory of 1824	1800	cmd.exe	mshta.exe
PID 1800 wrote to memory of 1824	1800	cmd.exe	mshta.exe
PID 1800 wrote to memory of 1824	1800	cmd.exe	mshta.exe
PID 1800 wrote to memory of 1820	1800	cmd.exe	mshta.exe
PID 1800 wrote to memory of 1820	1800	cmd.exe	mshta.exe
PID 1800 wrote to memory of 1820	1800	cmd.exe	mshta.exe
PID 1800 wrote to memory of 1820	1800	cmd.exe	mshta.exe
PID 1800 wrote to memory of 528	1800	cmd.exe	timeout.exe
PID 1800 wrote to memory of 528	1800	cmd.exe	timeout.exe
PID 1800 wrote to memory of 528	1800	cmd.exe	timeout.exe
PID 1800 wrote to memory of 528	1800	cmd.exe	timeout.exe
PID 1800 wrote to memory of 1956	1800	cmd.exe	mshta.exe
PID 1800 wrote to memory of 1956	1800	cmd.exe	mshta.exe
PID 1800 wrote to memory of 1956	1800	cmd.exe	mshta.exe
PID 1800 wrote to memory of 1956	1800	cmd.exe	mshta.exe
PID 1800 wrote to memory of 2020	1800	cmd.exe	mshta.exe
PID 1800 wrote to memory of 2020	1800	cmd.exe	mshta.exe
PID 1800 wrote to memory of 2020	1800	cmd.exe	mshta.exe
PID 1800 wrote to memory of 2020	1800	cmd.exe	mshta.exe

C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — копия — копия.exe
"C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — копия — копия.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1000

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\B220.tmp\start.bat" "C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — ????? — ?????.exe""
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1800

C:\Users\Admin\AppData\Local\Temp\B220.tmp\Keygen.exe
Keygen.exe
3⤵
- Executes dropped EXE
PID:1400

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\B220.tmp\m.hta"
3⤵
PID:1872

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\B220.tmp\m1.hta"
3⤵
PID:1892

C:\Windows\SysWOW64\timeout.exe
timeout 1
3⤵
- Delays execution with timeout.exe
PID:1908

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\B220.tmp\b.hta"
3⤵
PID:1824

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\B220.tmp\b1.hta"
3⤵
PID:1820

C:\Windows\SysWOW64\timeout.exe
timeout 2
3⤵
- Delays execution with timeout.exe
PID:528

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\B220.tmp\ba.hta"
3⤵
PID:1956

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\B220.tmp\ba1.hta"
3⤵
PID:2020

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\B220.tmp\Keygen.exe

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C:\Users\Admin\AppData\Local\Temp\B220.tmp\Keygen.exe

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C:\Users\Admin\AppData\Local\Temp\B220.tmp\b.hta

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C:\Users\Admin\AppData\Local\Temp\B220.tmp\b1.hta

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C:\Users\Admin\AppData\Local\Temp\B220.tmp\ba.hta

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C:\Users\Admin\AppData\Local\Temp\B220.tmp\ba1.hta

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C:\Users\Admin\AppData\Local\Temp\B220.tmp\m.hta

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C:\Users\Admin\AppData\Local\Temp\B220.tmp\m1.hta

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C:\Users\Admin\AppData\Local\Temp\B220.tmp\start.bat

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\Users\Admin\AppData\Local\Temp\B220.tmp\Keygen.exe

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memory/528-16-0x0000000000000000-mapping.dmp

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memory/1400-6-0x0000000000000000-mapping.dmp

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memory/1400-4-0x0000000000000000-mapping.dmp

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memory/1800-0-0x0000000000000000-mapping.dmp

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memory/1820-15-0x0000000000000000-mapping.dmp

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memory/1824-13-0x0000000000000000-mapping.dmp

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memory/1872-8-0x0000000000000000-mapping.dmp

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memory/1892-10-0x0000000000000000-mapping.dmp

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memory/1908-11-0x0000000000000000-mapping.dmp

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memory/1956-18-0x0000000000000000-mapping.dmp

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memory/2020-20-0x0000000000000000-mapping.dmp

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