8a9e84fe35e5999638b7b00ba898ff219066955e9b45ff05b03b7e7c693ba5be

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
23-08-2023 22:16

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General

Target

8a9e84fe35e5999638b7b00ba898ff219066955e9b45ff05b03b7e7c693ba5be.exe
Size

1.8MB
MD5

6d7e095a82485bd3f67b75f0819953de
SHA1

b58a61dda953d9563aee122ea9a61e3dd9b1cefe
SHA256

8a9e84fe35e5999638b7b00ba898ff219066955e9b45ff05b03b7e7c693ba5be
SHA512

076cf4172e53a33caa7f8a2abeca2f172899f00d76fc36dac078a33904fbd38a1d9f27899ea6e4cbd9b9f1f954889c12e9a8e7b4afcfb0906b1004492830547e
SSDEEP

49152:sJ5W+3tzEfsRSbJtbCor2nLfQlyCAI0T:sa2LRSbreor+OT0

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Windows\CurrentVersion\Run\Serverx = "C:\\Windows\\system32\\Serverx.exe"	8a9e84fe35e5999638b7b00ba898ff219066955e9b45ff05b03b7e7c693ba5be.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Serverx.exe	8a9e84fe35e5999638b7b00ba898ff219066955e9b45ff05b03b7e7c693ba5be.exe
File opened for modification	C:\Windows\SysWOW64\Serverx.exe	8a9e84fe35e5999638b7b00ba898ff219066955e9b45ff05b03b7e7c693ba5be.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1700 wrote to memory of 2112	1700	8a9e84fe35e5999638b7b00ba898ff219066955e9b45ff05b03b7e7c693ba5be.exe	1
PID 1700 wrote to memory of 2112	1700	8a9e84fe35e5999638b7b00ba898ff219066955e9b45ff05b03b7e7c693ba5be.exe	1
PID 1700 wrote to memory of 2112	1700	8a9e84fe35e5999638b7b00ba898ff219066955e9b45ff05b03b7e7c693ba5be.exe	1
PID 1700 wrote to memory of 2112	1700	8a9e84fe35e5999638b7b00ba898ff219066955e9b45ff05b03b7e7c693ba5be.exe	1
PID 1700 wrote to memory of 2112	1700	8a9e84fe35e5999638b7b00ba898ff219066955e9b45ff05b03b7e7c693ba5be.exe	1
PID 1700 wrote to memory of 2112	1700	8a9e84fe35e5999638b7b00ba898ff219066955e9b45ff05b03b7e7c693ba5be.exe	1
PID 1700 wrote to memory of 2112	1700	8a9e84fe35e5999638b7b00ba898ff219066955e9b45ff05b03b7e7c693ba5be.exe	1
PID 1700 wrote to memory of 1256	1700	8a9e84fe35e5999638b7b00ba898ff219066955e9b45ff05b03b7e7c693ba5be.exe	8
PID 1700 wrote to memory of 1256	1700	8a9e84fe35e5999638b7b00ba898ff219066955e9b45ff05b03b7e7c693ba5be.exe	8

C:\Users\Admin\AppData\Local\Temp\8a9e84fe35e5999638b7b00ba898ff219066955e9b45ff05b03b7e7c693ba5be.exe
"C:\Users\Admin\AppData\Local\Temp\8a9e84fe35e5999638b7b00ba898ff219066955e9b45ff05b03b7e7c693ba5be.exe"
1⤵
PID:2112

C:\Users\Admin\AppData\Local\Temp\8a9e84fe35e5999638b7b00ba898ff219066955e9b45ff05b03b7e7c693ba5be.exe
"C:\Users\Admin\AppData\Local\Temp\8a9e84fe35e5999638b7b00ba898ff219066955e9b45ff05b03b7e7c693ba5be.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1700

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1256

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1256-5-0x00000000021F0000-0x00000000021F1000-memory.dmp

Filesize
4KB

Download
memory/1256-4-0x00000000021F0000-0x00000000021F1000-memory.dmp

Filesize
4KB

Download
memory/1700-6-0x0000000000EF0000-0x00000000010B8B92-memory.dmp

Filesize
1.8MB

Download
memory/1700-1-0x0000000000C10000-0x0000000000DD9000-memory.dmp

Filesize
1.8MB

Download
memory/1700-0-0x0000000000EF0000-0x00000000010B8B92-memory.dmp

Filesize
1.8MB

Download
memory/2112-2-0x0000000000EF0000-0x00000000010B8B92-memory.dmp

Filesize
1.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads