efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849

Analysis

max time kernel
323s
max time network
357s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
06/12/2022, 06:00

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General

Target

efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe
Size

536KB
MD5

092fbe119af659bc1634cb3d79f94509
SHA1

1077b24731f26e1452b582ef9051537ea4bf7c6a
SHA256

efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849
SHA512

0d2fff764acb7f261d8e22d823d75b6d070746970e357f09056e41a333d9b44b42f7f00235d160606a6be415e0dd077ecd7443e115d4f8e223698b525db422b3
SSDEEP

6144:e/IRL3N/LoBZEPrfwf7VcCvpICvHHnlhWzxwgIJPLNGTfKe8i/q4k2JgLKQc0:e/IRBLoBArIJoxwgIJPLNYPvk2FD0

Score

8^/10

bootkit persistence upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4428-132-0x0000000000400000-0x0000000000487000-memory.dmp	upx

Enumerates connected drives 3 TTPs 22 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\h:	efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe
File opened (read-only)	\??\n:	efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe
File opened (read-only)	\??\o:	efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe
File opened (read-only)	\??\w:	efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe
File opened (read-only)	\??\z:	efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe
File opened (read-only)	\??\f:	efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe
File opened (read-only)	\??\g:	efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe
File opened (read-only)	\??\j:	efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe
File opened (read-only)	\??\l:	efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe
File opened (read-only)	\??\p:	efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe
File opened (read-only)	\??\r:	efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe
File opened (read-only)	\??\u:	efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe
File opened (read-only)	\??\v:	efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe
File opened (read-only)	\??\y:	efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe
File opened (read-only)	\??\i:	efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe
File opened (read-only)	\??\k:	efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe
File opened (read-only)	\??\m:	efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe
File opened (read-only)	\??\q:	efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe
File opened (read-only)	\??\s:	efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe
File opened (read-only)	\??\t:	efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe
File opened (read-only)	\??\x:	efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe
File opened (read-only)	\??\e:	efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1067

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe

C:\Users\Admin\AppData\Local\Temp\efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe
"C:\Users\Admin\AppData\Local\Temp\efe11717d058562a7cacf0aea0f919d0b36d0686967a6ba3f2059785bf9f9849.exe"
1⤵
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
PID:4428

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Bootkit

T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4428-132-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

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