2d1b81ebbf15cbba5a53dc95f32dfa4ff2dfc1517c2c4ccf37431f0f7c1d6b79

Analysis

max time kernel
131s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
02/10/2022, 14:46

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2d1b81ebbf15cbba5a53dc95f32dfa4ff2dfc1517c2c4ccf37431f0f7c1d6b79.exe
Size

84KB
MD5

72acd484865193363a63ecb848708f30
SHA1

78de5b5bbcd405bc45e55319c823a22f7c9302cf
SHA256

2d1b81ebbf15cbba5a53dc95f32dfa4ff2dfc1517c2c4ccf37431f0f7c1d6b79
SHA512

7c007abcc132984b1c11917b6c34542c69f884dfb5c9d4744dedf8c49d68ef83edb98c73be1205e5ac14c17901ae3eaca2d9d0bc9a90144d80220ee889c6563a
SSDEEP

1536:+0w2BvAXwpHH526cjI0iS5VwOQ4M8GuEh+Ab6rka4CMlP:+0wXwp5Q0/S5G0Gua+AO3MlP

Score

5^/10

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1496 set thread context of 1448	1496	2d1b81ebbf15cbba5a53dc95f32dfa4ff2dfc1517c2c4ccf37431f0f7c1d6b79.exe	78

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\AppCompat\Programs\Amcache.hve.tmp	dw20.exe
File created	C:\Windows\Microsoft.NET\Framework\v2.0.50727\config\security.config.cch.new	2d1b81ebbf15cbba5a53dc95f32dfa4ff2dfc1517c2c4ccf37431f0f7c1d6b79.exe
File created	C:\Windows\Microsoft.NET\Framework\v2.0.50727\config\enterprisesec.config.cch.new	2d1b81ebbf15cbba5a53dc95f32dfa4ff2dfc1517c2c4ccf37431f0f7c1d6b79.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1496	2d1b81ebbf15cbba5a53dc95f32dfa4ff2dfc1517c2c4ccf37431f0f7c1d6b79.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1496	2d1b81ebbf15cbba5a53dc95f32dfa4ff2dfc1517c2c4ccf37431f0f7c1d6b79.exe
Token: SeRestorePrivilege	2880	dw20.exe
Token: SeBackupPrivilege	2880	dw20.exe
Token: SeBackupPrivilege	2880	dw20.exe
Token: SeBackupPrivilege	2880	dw20.exe
Token: SeBackupPrivilege	2880	dw20.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1496 wrote to memory of 1448	1496	2d1b81ebbf15cbba5a53dc95f32dfa4ff2dfc1517c2c4ccf37431f0f7c1d6b79.exe	78
PID 1496 wrote to memory of 1448	1496	2d1b81ebbf15cbba5a53dc95f32dfa4ff2dfc1517c2c4ccf37431f0f7c1d6b79.exe	78
PID 1496 wrote to memory of 1448	1496	2d1b81ebbf15cbba5a53dc95f32dfa4ff2dfc1517c2c4ccf37431f0f7c1d6b79.exe	78
PID 1496 wrote to memory of 1448	1496	2d1b81ebbf15cbba5a53dc95f32dfa4ff2dfc1517c2c4ccf37431f0f7c1d6b79.exe	78
PID 1496 wrote to memory of 1448	1496	2d1b81ebbf15cbba5a53dc95f32dfa4ff2dfc1517c2c4ccf37431f0f7c1d6b79.exe	78
PID 1496 wrote to memory of 1448	1496	2d1b81ebbf15cbba5a53dc95f32dfa4ff2dfc1517c2c4ccf37431f0f7c1d6b79.exe	78
PID 1496 wrote to memory of 1448	1496	2d1b81ebbf15cbba5a53dc95f32dfa4ff2dfc1517c2c4ccf37431f0f7c1d6b79.exe	78
PID 1496 wrote to memory of 1448	1496	2d1b81ebbf15cbba5a53dc95f32dfa4ff2dfc1517c2c4ccf37431f0f7c1d6b79.exe	78
PID 1448 wrote to memory of 2880	1448	2d1b81ebbf15cbba5a53dc95f32dfa4ff2dfc1517c2c4ccf37431f0f7c1d6b79.exe	79
PID 1448 wrote to memory of 2880	1448	2d1b81ebbf15cbba5a53dc95f32dfa4ff2dfc1517c2c4ccf37431f0f7c1d6b79.exe	79
PID 1448 wrote to memory of 2880	1448	2d1b81ebbf15cbba5a53dc95f32dfa4ff2dfc1517c2c4ccf37431f0f7c1d6b79.exe	79

C:\Users\Admin\AppData\Local\Temp\2d1b81ebbf15cbba5a53dc95f32dfa4ff2dfc1517c2c4ccf37431f0f7c1d6b79.exe
"C:\Users\Admin\AppData\Local\Temp\2d1b81ebbf15cbba5a53dc95f32dfa4ff2dfc1517c2c4ccf37431f0f7c1d6b79.exe"
1⤵
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1496
- C:\Users\Admin\AppData\Local\Temp\2d1b81ebbf15cbba5a53dc95f32dfa4ff2dfc1517c2c4ccf37431f0f7c1d6b79.exe
  C:\Users\Admin\AppData\Local\Temp\2d1b81ebbf15cbba5a53dc95f32dfa4ff2dfc1517c2c4ccf37431f0f7c1d6b79.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1448
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
    dw20.exe -x -s 276
    3⤵
    - Drops file in Windows directory
    - Checks processor information in registry
    - Enumerates system info in registry
    - Suspicious use of AdjustPrivilegeToken
    PID:2880

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1448-134-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1448-136-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/1448-137-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/1496-132-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/1496-138-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/1496-139-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download