77edcc4d069631353f0c1e06fde91606f7d60921ea2f4a29d88d2ed7ed829130

Analysis

max time kernel
132s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2022, 15:36

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General

Target

77edcc4d069631353f0c1e06fde91606f7d60921ea2f4a29d88d2ed7ed829130.exe
Size

498KB
MD5

be298abe1a38940f175ef8a2205aebc7
SHA1

1b40a607a783db46e4299db264840d198930f205
SHA256

77edcc4d069631353f0c1e06fde91606f7d60921ea2f4a29d88d2ed7ed829130
SHA512

8625ee0cbada999ac8b193100aaa20cfee0f3cc5e24432ebe687907a1a910e57159fbe54efc21941b9e9ac715b73c5603f1f6c809b83f565220ccff902eb8526
SSDEEP

6144:kqnUYmhvqRQi9kbbOzIxwA6LKG7NF371fFFr12eCTRmKtmiMAwfNX9WBD05eABlb:tUYm1sQi9kfVwzFrr1f8TttpOP5eAPb

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	77edcc4d069631353f0c1e06fde91606f7d60921ea2f4a29d88d2ed7ed829130.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\WINDOWS\system\nxsvc32.exe	77edcc4d069631353f0c1e06fde91606f7d60921ea2f4a29d88d2ed7ed829130.exe
File opened for modification	C:\WINDOWS\system\nxsvc32.exe	77edcc4d069631353f0c1e06fde91606f7d60921ea2f4a29d88d2ed7ed829130.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 WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 676 wrote to memory of 4824	676	77edcc4d069631353f0c1e06fde91606f7d60921ea2f4a29d88d2ed7ed829130.exe	82
PID 676 wrote to memory of 4824	676	77edcc4d069631353f0c1e06fde91606f7d60921ea2f4a29d88d2ed7ed829130.exe	82
PID 676 wrote to memory of 4824	676	77edcc4d069631353f0c1e06fde91606f7d60921ea2f4a29d88d2ed7ed829130.exe	82

C:\Users\Admin\AppData\Local\Temp\77edcc4d069631353f0c1e06fde91606f7d60921ea2f4a29d88d2ed7ed829130.exe
"C:\Users\Admin\AppData\Local\Temp\77edcc4d069631353f0c1e06fde91606f7d60921ea2f4a29d88d2ed7ed829130.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:676
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\load.bat" "
  2⤵
  PID:4824

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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