a1e9d2a0a36f1cb5b3fd09a3e07335f9987549fca015428369043031e2cc67cc

Analysis

max time kernel
91s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
28-05-2024 16:13

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General

Target

A Installer/guiformat.exe
Size

76KB
MD5

2459a629ace148286360b860442221a2
SHA1

e1530fe47f34bfb18c7c01ce60010c7ff80652dd
SHA256

647fb4f5108af632c3d52fec34934922c50c70585697504e92fb80b3b7d05ee3
SHA512

3db860433a6522eff77736e1dc28c76543c2cce58e054f08700e781c52674dfa35f355853a1ee73c255956ea0ffbe47f288bc7b5f1e27be6d1eda07ecb27782e
SSDEEP

1536:aihX6I+ob6rhXaHTcOgECqvec4ZoGcy0I:0I+UchNOgECUecGoGT

Score

6^/10

Malware Config

Signatures

Enumerates connected drives 3 TTPs 1 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

Processes:

guiformat.exe

description ioc process

File opened (read-only) \??\F: guiformat.exe

description	ioc	process
File opened (read-only)	\??\F:	guiformat.exe

Checks SCSI registry key(s) 3 TTPs 5 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

guiformat.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters	guiformat.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters	guiformat.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr	guiformat.exe
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr\PartitionTableCache = 000000000400000019be7eb961b769b40000000000000000000000000000000000000000000000000000000000000000000000000000000000001000000000000000c01200000000ffffffff00000000270101000008000019be7eb90000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d01200000000000020ed3a000000ffffffff00000000070001000068090019be7eb9000000000000d012000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000f0ff3a0000000000000005000000ffffffff000000000c00010000f87f1d19be7eb9000000000000f0ff3a00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ffffffff00000000000000000000000019be7eb900000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	guiformat.exe
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr\SnapshotDataCache = 534e41505041525401000000700000008ec7416a0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	guiformat.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

pid process

4840

pid	process
4840

C:\Users\Admin\AppData\Local\Temp\A Installer\guiformat.exe
"C:\Users\Admin\AppData\Local\Temp\A Installer\guiformat.exe"
1⤵
- Enumerates connected drives
- Checks SCSI registry key(s)
PID:880

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads