4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b

Analysis

max time kernel
148s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
30/10/2022, 00:35

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General

Target

4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
Size

151KB
MD5

9301484ca00d16c2de6df6a1ee1220c0
SHA1

412ee67596a2a7f62988d56d946a3c644628fb86
SHA256

4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b
SHA512

a3d19e7093c29ff8e5de4248dca64a17e16f4be43b64b119e562aa8233e49f925d557062b205a6bccbba4aa031d8c7b66086aa62b0ed44a510e12ab00df558b8
SSDEEP

3072:lcNMVkd6KLhNy7kBFusBZJK79GrwNuWuB5i3YrXE:1VkwKL3fusBZsRGb/E

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-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.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	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.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)	\??\V:	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
File opened (read-only)	\??\R:	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
File opened (read-only)	\??\K:	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
File opened (read-only)	\??\I:	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
File opened (read-only)	\??\H:	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
File opened (read-only)	\??\G:	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
File opened (read-only)	\??\X:	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
File opened (read-only)	\??\L:	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
File opened (read-only)	\??\Y:	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
File opened (read-only)	\??\W:	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
File opened (read-only)	\??\Q:	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
File opened (read-only)	\??\P:	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
File opened (read-only)	\??\N:	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
File opened (read-only)	\??\M:	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
File opened (read-only)	\??\J:	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
File opened (read-only)	\??\Z:	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
File opened (read-only)	\??\T:	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
File opened (read-only)	\??\S:	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
File opened (read-only)	\??\O:	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
File opened (read-only)	\??\F:	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
File opened (read-only)	\??\E:	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
File opened (read-only)	\??\U:	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.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	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
File opened for modification	C:\Documents and Settings\Admin\Local Settings\Application Data\Microsoft\CD Burning\autorun.inf	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1132	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
1132	4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe

C:\Users\Admin\AppData\Local\Temp\4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.exe
"C:\Users\Admin\AppData\Local\Temp\4fa819e6a2bcb870afe97d0f82edf32e884b09b5c4cacf0d0d2f3aeea412477b.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:1132

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/1132-132-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

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memory/1132-133-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download