758bebddeb9080f9263aed6e9785217f8ee343e27dc100c19db5e80bcfdffad9

Analysis

max time kernel
152s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03/12/2022, 02:29

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General

Target

758bebddeb9080f9263aed6e9785217f8ee343e27dc100c19db5e80bcfdffad9.exe
Size

108KB
MD5

09b61bf441c2c0e6e0e85b0b2ec48773
SHA1

a7fcc23229b694973eb944aa8617198e6e5266b4
SHA256

758bebddeb9080f9263aed6e9785217f8ee343e27dc100c19db5e80bcfdffad9
SHA512

da10f0cacd70ab0832aee1d016fb9f370be89c2c79f92305c78ea69c25ef7c1f7fe1d897f882122d732035fa0b0f38aac092d0329a7a1fa9e7a7137579f93b04
SSDEEP

3072:qSTFT7dAS04PMLron8uFzs5r1S0GKe/2/Ta8P46DES0sJS0n:qSpzzMLdu5V/sba8P46tGS

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4900-132-0x0000000000400000-0x0000000000439000-memory.dmp	upx
behavioral2/memory/4900-135-0x0000000000400000-0x0000000000439000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\WINDOWS\SysWOW64\config.dll	758bebddeb9080f9263aed6e9785217f8ee343e27dc100c19db5e80bcfdffad9.exe

Drops file in Program Files directory 7 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Outlook Express\rqmn.exe	758bebddeb9080f9263aed6e9785217f8ee343e27dc100c19db5e80bcfdffad9.exe
File opened for modification	C:\Program Files\Outlook Express\woyou.nls	758bebddeb9080f9263aed6e9785217f8ee343e27dc100c19db5e80bcfdffad9.exe
File opened for modification	C:\Program Files\Outlook Express\qqgame.exe	758bebddeb9080f9263aed6e9785217f8ee343e27dc100c19db5e80bcfdffad9.exe
File opened for modification	C:\Program Files\Outlook Express\msxml6x.nls	758bebddeb9080f9263aed6e9785217f8ee343e27dc100c19db5e80bcfdffad9.exe
File opened for modification	C:\Program Files\Outlook Express\dlicong.nls	758bebddeb9080f9263aed6e9785217f8ee343e27dc100c19db5e80bcfdffad9.exe
File opened for modification	C:\Program Files\Outlook Express\yuduo.deo	758bebddeb9080f9263aed6e9785217f8ee343e27dc100c19db5e80bcfdffad9.exe
File created	C:\Program Files\Outlook Express\mnspro.nls	758bebddeb9080f9263aed6e9785217f8ee343e27dc100c19db5e80bcfdffad9.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4900	758bebddeb9080f9263aed6e9785217f8ee343e27dc100c19db5e80bcfdffad9.exe

C:\Users\Admin\AppData\Local\Temp\758bebddeb9080f9263aed6e9785217f8ee343e27dc100c19db5e80bcfdffad9.exe
"C:\Users\Admin\AppData\Local\Temp\758bebddeb9080f9263aed6e9785217f8ee343e27dc100c19db5e80bcfdffad9.exe"
1⤵
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
PID:4900

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4900-132-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

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memory/4900-135-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download