5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2

Analysis

max time kernel
111s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
02/10/2022, 00:55

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General

Target

5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
Size

157KB
MD5

72342feb4e0ef372cd6679526fb43b40
SHA1

62bea71e98c0155747e54146d66ae29bbff4a1b2
SHA256

5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2
SHA512

33ca49d2fa31253ddbb2fddaef4433b782a135c5a55c4b42866e161c14440fb4e0d0495ce451003ad2768caafceac584902f982c9eb7bdbf417eb6054f39345d
SSDEEP

3072:YoeKYCPFoio2aTpqYgVWAUSqlDCHLQtAcBWGAbdO9u:9eKY6o2aTpqbVW+5SBWlbyu

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\software\WOW6432Node\Microsoft\Windows\CurrentVersion\run	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe

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)	\??\Z:	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
File opened (read-only)	\??\X:	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
File opened (read-only)	\??\V:	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
File opened (read-only)	\??\S:	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
File opened (read-only)	\??\R:	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
File opened (read-only)	\??\Q:	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
File opened (read-only)	\??\M:	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
File opened (read-only)	\??\K:	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
File opened (read-only)	\??\I:	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
File opened (read-only)	\??\G:	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
File opened (read-only)	\??\F:	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
File opened (read-only)	\??\E:	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
File opened (read-only)	\??\U:	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
File opened (read-only)	\??\T:	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
File opened (read-only)	\??\O:	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
File opened (read-only)	\??\J:	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
File opened (read-only)	\??\W:	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
File opened (read-only)	\??\N:	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
File opened (read-only)	\??\Y:	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
File opened (read-only)	\??\P:	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
File opened (read-only)	\??\L:	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
File opened (read-only)	\??\H:	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe

Drops autorun.inf file 1 TTPs 2 IoCs

Malware can abuse Windows Autorun to spread further via attached volumes.

Replication Through Removable Media

T1091

description	ioc	Process
File opened for modification	C:\autorun.inf	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
File opened for modification	C:\Documents and Settings\Admin\Local Settings\Application Data\Microsoft\CD Burning\autorun.inf	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4820	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
4820	5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe

C:\Users\Admin\AppData\Local\Temp\5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
"C:\Users\Admin\AppData\Local\Temp\5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe"
1⤵
- Modifies visibility of file extensions in Explorer
- Adds Run key to start application
- Enumerates connected drives
- Drops autorun.inf file
- Suspicious behavior: EnumeratesProcesses
PID:4820

Network

MITRE ATT&CK Enterprise v6

Initial Access

Replication Through Removable Media

T1091

Execution

Persistence

Hidden Files and Directories

T1158

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Replication Through Removable Media

T1091

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4820-132-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/4820-133-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download