bd7af0ff4416acb0c5ad21b326d477ae9d0dd015f2c784ef7489c061918c4d08

Analysis

max time kernel
70s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
03/12/2022, 02:33

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General

Target

bd7af0ff4416acb0c5ad21b326d477ae9d0dd015f2c784ef7489c061918c4d08.exe
Size

50KB
MD5

e4f6423bb2dfc07598042f5d31800d3e
SHA1

1bb55a5657abcd2a2587b769a99e0f1463d54bb1
SHA256

bd7af0ff4416acb0c5ad21b326d477ae9d0dd015f2c784ef7489c061918c4d08
SHA512

6f1f6229e50d6f99f7be7f6567918e52398e066810fa1cac0d40d4c5fb9d50393f99f51564763a738b060cc3a3acd0be73218bcc8fbfebb1034a7d29bad8621f
SSDEEP

768:eQJmE666HqpuAu7iJaJzzeWNWm9R7/fW6sQu4n91xJucYXsiDK+yvn4LZjM:eQUE56KpuAB4zeWRn7/fK0xgvsn46

Score

8^/10

persistence

Malware Config

Signatures

Modifies Installed Components in the registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{F263DFCA-FDEF-FC2A-07BB-1144D83BCEAA}	bd7af0ff4416acb0c5ad21b326d477ae9d0dd015f2c784ef7489c061918c4d08.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{F263DFCA-FDEF-FC2A-07BB-1144D83BCEAA}\stubpath = "%SystemRoot%\\system32\\vmtoolsd.exe"	bd7af0ff4416acb0c5ad21b326d477ae9d0dd015f2c784ef7489c061918c4d08.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\vmtoolsd.exe	bd7af0ff4416acb0c5ad21b326d477ae9d0dd015f2c784ef7489c061918c4d08.exe
File created	C:\Windows\SysWOW64\vmtoolsd.exe	bd7af0ff4416acb0c5ad21b326d477ae9d0dd015f2c784ef7489c061918c4d08.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3340	bd7af0ff4416acb0c5ad21b326d477ae9d0dd015f2c784ef7489c061918c4d08.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3340 wrote to memory of 4864	3340	bd7af0ff4416acb0c5ad21b326d477ae9d0dd015f2c784ef7489c061918c4d08.exe	80
PID 3340 wrote to memory of 4864	3340	bd7af0ff4416acb0c5ad21b326d477ae9d0dd015f2c784ef7489c061918c4d08.exe	80
PID 3340 wrote to memory of 4864	3340	bd7af0ff4416acb0c5ad21b326d477ae9d0dd015f2c784ef7489c061918c4d08.exe	80
PID 3340 wrote to memory of 1576	3340	bd7af0ff4416acb0c5ad21b326d477ae9d0dd015f2c784ef7489c061918c4d08.exe	82
PID 3340 wrote to memory of 1576	3340	bd7af0ff4416acb0c5ad21b326d477ae9d0dd015f2c784ef7489c061918c4d08.exe	82
PID 3340 wrote to memory of 1576	3340	bd7af0ff4416acb0c5ad21b326d477ae9d0dd015f2c784ef7489c061918c4d08.exe	82

C:\Users\Admin\AppData\Local\Temp\bd7af0ff4416acb0c5ad21b326d477ae9d0dd015f2c784ef7489c061918c4d08.exe
"C:\Users\Admin\AppData\Local\Temp\bd7af0ff4416acb0c5ad21b326d477ae9d0dd015f2c784ef7489c061918c4d08.exe"
1⤵
- Modifies Installed Components in the registry
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3340
- C:\Windows\SysWOW64\reg.exe
  reg delete "HKEY_CURRENT_USER\Software\Microsoft\Active Setup\Installed Components\{F263DFCA-FDEF-FC2A-07BB-1144D83BCEAA}" /f
  2⤵
  PID:4864
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\BD7AF0~1.EXE > nul
  2⤵
  PID:1576

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3340-132-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

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memory/3340-135-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

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