32e933deea5de016f91586f6128218fa6cf9940c25bb6da39db97da53117573e

Analysis

max time kernel
1s
max time network
121s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
25/12/2023, 16:46

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General

Target

2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe
Size

236KB
MD5

2e4dbb35bb2faeec4e3a0fc7252f8fb5
SHA1

af5e6852b03a58a01645375456b1bb995a288759
SHA256

32e933deea5de016f91586f6128218fa6cf9940c25bb6da39db97da53117573e
SHA512

2bcc7dd16407ea9701b609bf6a4188ab186510149e0ac32d06d9597a1721a6311d1293b98f8c0d7f4848c9c352685acac4405f119f3ef03c32a22a0ad265c864
SSDEEP

6144:z03XFuM4nLSgTh2IcymPCHWIlm1Fa1asHPncBpUbS9pIrhfzUr+0:zc1udnLSg03ymK2Ilm1F4a4kwbZ260

Score

7^/10

bootkit persistence upx

Malware Config

Signatures

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1620-0-0x0000000000400000-0x0000000000488000-memory.dmp	upx
behavioral1/memory/1620-61-0x0000000000400000-0x0000000000488000-memory.dmp	upx
behavioral1/memory/1620-62-0x0000000000400000-0x0000000000488000-memory.dmp	upx
behavioral1/memory/1620-67-0x0000000000400000-0x0000000000488000-memory.dmp	upx
behavioral1/memory/1620-69-0x0000000000400000-0x0000000000488000-memory.dmp	upx

Enumerates connected drives 3 TTPs 21 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)	\??\i:	2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe
File opened (read-only)	\??\m:	2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe
File opened (read-only)	\??\n:	2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe
File opened (read-only)	\??\k:	2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe
File opened (read-only)	\??\u:	2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe
File opened (read-only)	\??\w:	2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe
File opened (read-only)	\??\v:	2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe
File opened (read-only)	\??\z:	2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe
File opened (read-only)	\??\e:	2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe
File opened (read-only)	\??\j:	2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe
File opened (read-only)	\??\l:	2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe
File opened (read-only)	\??\q:	2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe
File opened (read-only)	\??\r:	2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe
File opened (read-only)	\??\s:	2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe
File opened (read-only)	\??\y:	2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe
File opened (read-only)	\??\g:	2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe
File opened (read-only)	\??\h:	2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe
File opened (read-only)	\??\o:	2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe
File opened (read-only)	\??\p:	2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe
File opened (read-only)	\??\t:	2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe
File opened (read-only)	\??\x:	2e4dbb35bb2faeec4e3a0fc7252f8fb5.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

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe

C:\Users\Admin\AppData\Local\Temp\2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe
"C:\Users\Admin\AppData\Local\Temp\2e4dbb35bb2faeec4e3a0fc7252f8fb5.exe"
1⤵
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
PID:1620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1620-0-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/1620-61-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/1620-62-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/1620-67-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/1620-69-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads