6e2d3cba3c6b8c1671296060de226c5fc7cfcfcb813c49fad6d5d1ef6ab7d798

General

Target

6e2d3cba3c6b8c1671296060de226c5fc7cfcfcb813c49fad6d5d1ef6ab7d798N.exe
Size

241KB
MD5

f28d491518efc6c4cb9b47721fda78f0
SHA1

aaf604a5dff684e72dd45b4c9dd2d56dccda1114
SHA256

6e2d3cba3c6b8c1671296060de226c5fc7cfcfcb813c49fad6d5d1ef6ab7d798
SHA512

785d47b940e4211f81f4392d839f287bb5b0118ddd5ff09c855b62f7b6b05dbdb0643edc43658522bfbf5885547d87b8707e6d440f716b68993590b28d755b1f
SSDEEP

6144:ZbQcUMbOf2fMQULZ/JXgHzJr2EiEBCJR4D:FqMbGBZLqFiKCJRk

Score

8^/10

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\drivers\npf.sys	6e2d3cba3c6b8c1671296060de226c5fc7cfcfcb813c49fad6d5d1ef6ab7d798N.exe

Loads dropped DLL 2 IoCs

pid	Process
880	6e2d3cba3c6b8c1671296060de226c5fc7cfcfcb813c49fad6d5d1ef6ab7d798N.exe
880	6e2d3cba3c6b8c1671296060de226c5fc7cfcfcb813c49fad6d5d1ef6ab7d798N.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\sniffer = "C:\\Users\\Admin\\AppData\\Local\\Temp\\6e2d3cba3c6b8c1671296060de226c5fc7cfcfcb813c49fad6d5d1ef6ab7d798N.exe"	6e2d3cba3c6b8c1671296060de226c5fc7cfcfcb813c49fad6d5d1ef6ab7d798N.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Packet.dll	6e2d3cba3c6b8c1671296060de226c5fc7cfcfcb813c49fad6d5d1ef6ab7d798N.exe
File created	C:\Windows\SysWOW64\wpcap.dll	6e2d3cba3c6b8c1671296060de226c5fc7cfcfcb813c49fad6d5d1ef6ab7d798N.exe

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/880-1-0x0000000000400000-0x000000000049A000-memory.dmp	upx
behavioral1/memory/880-10-0x0000000000400000-0x000000000049A000-memory.dmp	upx
behavioral1/memory/880-5-0x0000000000400000-0x000000000049A000-memory.dmp	upx
behavioral1/memory/880-3-0x0000000000400000-0x000000000049A000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2788	880	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	6e2d3cba3c6b8c1671296060de226c5fc7cfcfcb813c49fad6d5d1ef6ab7d798N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 880 wrote to memory of 2788	880	6e2d3cba3c6b8c1671296060de226c5fc7cfcfcb813c49fad6d5d1ef6ab7d798N.exe	30
PID 880 wrote to memory of 2788	880	6e2d3cba3c6b8c1671296060de226c5fc7cfcfcb813c49fad6d5d1ef6ab7d798N.exe	30
PID 880 wrote to memory of 2788	880	6e2d3cba3c6b8c1671296060de226c5fc7cfcfcb813c49fad6d5d1ef6ab7d798N.exe	30
PID 880 wrote to memory of 2788	880	6e2d3cba3c6b8c1671296060de226c5fc7cfcfcb813c49fad6d5d1ef6ab7d798N.exe	30

C:\Users\Admin\AppData\Local\Temp\6e2d3cba3c6b8c1671296060de226c5fc7cfcfcb813c49fad6d5d1ef6ab7d798N.exe
"C:\Users\Admin\AppData\Local\Temp\6e2d3cba3c6b8c1671296060de226c5fc7cfcfcb813c49fad6d5d1ef6ab7d798N.exe"
1⤵
- Drops file in Drivers directory
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:880
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 880 -s 140
  2⤵
  - Program crash
  PID:2788

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Windows\SysWOW64\Packet.dll

Filesize
98KB

MD5
b4d3cbc053e70143d350d6107b94952c

SHA1
5ebdb0ef1f00a1024637adf106d7b2a9b43bbcda

SHA256
2198fd8cd738d6281c8c1fc4845effd251b3d6b7f83b9f4f927d6430cf12537b

SHA512
539244352ffc0ca6e08bba2704abd1286873375dad28421862bd9ce7a8146d9472dc5e4ac3edb59ae741f5b178cd22f976fbba62a0bc71c09160e1c9f178e523

Download Submit
\Windows\SysWOW64\wpcap.dll

Filesize
274KB

MD5
dae5f233818083af69e2e5133a50a2cb

SHA1
18a2672972a9440f51b3d416a933b20b8ae6252a

SHA256
b0ce20a14e8cef5a94e2ef057e5685eac3636c6b71166b4f99af31c3422c4121

SHA512
ca71f6b0c2c1f5c00eda9af97b4426c9ca386785c5f0d712dc971ddf0b13e1a0e7ef691932b61c5fda009df2da8422df09ffaf5061aa0b674a98dcc57caa405a

Download Submit
memory/880-1-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/880-0-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/880-9-0x0000000000460000-0x0000000000493000-memory.dmp

Filesize
204KB

Download
memory/880-10-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/880-5-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/880-3-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/880-15-0x00000000002A0000-0x00000000002B9000-memory.dmp

Filesize
100KB

Download
memory/880-18-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads