52025c86ec0b35f42f22742b92c4bbca97bef3f3f7593b488af738e16673048d

General

Target

DWS.exe
Size

129KB
MD5

d138cbdc2ae133c81752e4c1e4e8561e
SHA1

e8afba3556dc948b960622ff1054d5a809d43baf
SHA256

52025c86ec0b35f42f22742b92c4bbca97bef3f3f7593b488af738e16673048d
SHA512

774dc7ebd5c6d5df4e90767ab038e5b1f4ebd2e66fe0a0718126f0ee8613b230fca44dcc946ebf8ac9bd57f95642fb725cbbef795837b9f38fe051e59adf0fb5

Score

5^/10

Malware Config

Signatures

Drops file in System32 directory 5 IoCs

Processes:

AppointmentDcard.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\counters2.dat	AppointmentDcard.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	AppointmentDcard.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	AppointmentDcard.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	AppointmentDcard.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	AppointmentDcard.exe

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

System Information Discovery
T1082

Modifies data under HKEY_USERS 3 IoCs

Processes:

AppointmentDcard.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	AppointmentDcard.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	AppointmentDcard.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	AppointmentDcard.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

AppointmentDcard.exe

pid	process
1988	AppointmentDcard.exe
1988	AppointmentDcard.exe
1988	AppointmentDcard.exe
1988	AppointmentDcard.exe
1988	AppointmentDcard.exe
1988	AppointmentDcard.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

DWS.exe

pid process

1920 DWS.exe

pid	process
1920	DWS.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

DWS.exeAppointmentDcard.exe

description	pid	process	target process
PID 2072 wrote to memory of 1920	2072	DWS.exe	DWS.exe
PID 2072 wrote to memory of 1920	2072	DWS.exe	DWS.exe
PID 2072 wrote to memory of 1920	2072	DWS.exe	DWS.exe
PID 1044 wrote to memory of 1988	1044	AppointmentDcard.exe	AppointmentDcard.exe
PID 1044 wrote to memory of 1988	1044	AppointmentDcard.exe	AppointmentDcard.exe
PID 1044 wrote to memory of 1988	1044	AppointmentDcard.exe	AppointmentDcard.exe

C:\Users\Admin\AppData\Local\Temp\DWS.exe
"C:\Users\Admin\AppData\Local\Temp\DWS.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2072

C:\Users\Admin\AppData\Local\Temp\DWS.exe
"C:\Users\Admin\AppData\Local\Temp\DWS.exe"
2⤵
- Suspicious behavior: RenamesItself
PID:1920

C:\Windows\SysWOW64\AppointmentDcard.exe
C:\Windows\SysWOW64\AppointmentDcard.exe
1⤵
- Suspicious use of WriteProcessMemory
PID:1044

C:\Windows\SysWOW64\AppointmentDcard.exe
"C:\Windows\SysWOW64\AppointmentDcard.exe"
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:1988

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1044-131-0x0000000000410000-0x0000000000411000-memory.dmp

Filesize
4KB

Download
memory/1044-144-0x0000000000EF0000-0x0000000000F00000-memory.dmp

Filesize
64KB

Download
memory/1044-136-0x0000000000EE0000-0x0000000000EEE000-memory.dmp

Filesize
56KB

Download
memory/1044-133-0x0000000000EE0000-0x0000000000EEE000-memory.dmp

Filesize
56KB

Download
memory/1044-132-0x0000000000410000-0x0000000000411000-memory.dmp

Filesize
4KB

Download
memory/1920-122-0x0000000000000000-mapping.dmp

Download
memory/1920-124-0x00000000001A0000-0x00000000001A1000-memory.dmp

Filesize
4KB

Download
memory/1920-125-0x0000000000C50000-0x0000000000C5E000-memory.dmp

Filesize
56KB

Download
memory/1920-128-0x0000000000C50000-0x0000000000C5E000-memory.dmp

Filesize
56KB

Download
memory/1920-123-0x00000000001A0000-0x00000000001A1000-memory.dmp

Filesize
4KB

Download
memory/1920-130-0x0000000000C60000-0x0000000000C70000-memory.dmp

Filesize
64KB

Download
memory/1988-138-0x00000000004E0000-0x00000000004E1000-memory.dmp

Filesize
4KB

Download
memory/1988-145-0x0000000000EE0000-0x0000000000EF0000-memory.dmp

Filesize
64KB

Download
memory/1988-143-0x0000000000C50000-0x0000000000C5E000-memory.dmp

Filesize
56KB

Download
memory/1988-140-0x0000000000C50000-0x0000000000C5E000-memory.dmp

Filesize
56KB

Download
memory/1988-139-0x00000000004E0000-0x00000000004E1000-memory.dmp

Filesize
4KB

Download
memory/1988-137-0x0000000000000000-mapping.dmp

Download
memory/2072-129-0x0000000003310000-0x000000000345A000-memory.dmp

Filesize
1.3MB

Download
memory/2072-117-0x0000000000EF0000-0x0000000000EFE000-memory.dmp

Filesize
56KB

Download
memory/2072-121-0x00000000033C0000-0x00000000033CE000-memory.dmp

Filesize
56KB

Download
memory/2072-119-0x00000000033C0000-0x00000000033CE000-memory.dmp

Filesize
56KB

Download
memory/2072-116-0x0000000000CF0000-0x0000000000CF1000-memory.dmp

Filesize
4KB

Download
memory/2072-115-0x0000000000CF0000-0x0000000000CF1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads