3c1d28797a7b4ad4f6820c4fd73a75fa91573edc27b91243cce675a6be424c1c

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
28-08-2023 18:21

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General

Target

3c1d28797a7b4ad4f6820c4fd73a75fa91573edc27b91243cce675a6be424c1c.exe
Size

810KB
MD5

8a59c14517ab5ba7242ba5baeff3f095
SHA1

46626baff20323d696f925f8d4d3807eba0009ef
SHA256

3c1d28797a7b4ad4f6820c4fd73a75fa91573edc27b91243cce675a6be424c1c
SHA512

712cd01391fafc06562e0665d5150070d31c85027099edba6e875208453fffb80d03180a4cf662dba0f5dd1243b440b1894977ccff619f110217927fd876ef12
SSDEEP

6144:W4XtR7Mr2N5Og12D5RiWfghZarn2cNVUufkihMHVeG9QgVLOSv5fE6xZqI7yY5NP:WaR7Z5OgImU

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-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Windows\CurrentVersion\Run\Serverx = "C:\\Windows\\system32\\Serverx.exe"	3c1d28797a7b4ad4f6820c4fd73a75fa91573edc27b91243cce675a6be424c1c.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Serverx.exe	3c1d28797a7b4ad4f6820c4fd73a75fa91573edc27b91243cce675a6be424c1c.exe
File created	C:\Windows\SysWOW64\Serverx.exe	3c1d28797a7b4ad4f6820c4fd73a75fa91573edc27b91243cce675a6be424c1c.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 2180	2220	3c1d28797a7b4ad4f6820c4fd73a75fa91573edc27b91243cce675a6be424c1c.exe	28
PID 2220 wrote to memory of 2180	2220	3c1d28797a7b4ad4f6820c4fd73a75fa91573edc27b91243cce675a6be424c1c.exe	28
PID 2220 wrote to memory of 2180	2220	3c1d28797a7b4ad4f6820c4fd73a75fa91573edc27b91243cce675a6be424c1c.exe	28
PID 2220 wrote to memory of 2180	2220	3c1d28797a7b4ad4f6820c4fd73a75fa91573edc27b91243cce675a6be424c1c.exe	28
PID 2220 wrote to memory of 1264	2220	3c1d28797a7b4ad4f6820c4fd73a75fa91573edc27b91243cce675a6be424c1c.exe	14
PID 2220 wrote to memory of 1264	2220	3c1d28797a7b4ad4f6820c4fd73a75fa91573edc27b91243cce675a6be424c1c.exe	14

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1264
- C:\Users\Admin\AppData\Local\Temp\3c1d28797a7b4ad4f6820c4fd73a75fa91573edc27b91243cce675a6be424c1c.exe
  "C:\Users\Admin\AppData\Local\Temp\3c1d28797a7b4ad4f6820c4fd73a75fa91573edc27b91243cce675a6be424c1c.exe"
  2⤵
  - Adds Run key to start application
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:2220
- - C:\Users\Admin\AppData\Local\Temp\3c1d28797a7b4ad4f6820c4fd73a75fa91573edc27b91243cce675a6be424c1c.exe
    "C:\Users\Admin\AppData\Local\Temp\3c1d28797a7b4ad4f6820c4fd73a75fa91573edc27b91243cce675a6be424c1c.exe"
    3⤵
    PID:2180

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/1264-4-0x0000000002B80000-0x0000000002B81000-memory.dmp

Filesize
4KB

Download
memory/1264-5-0x0000000002B80000-0x0000000002B81000-memory.dmp

Filesize
4KB

Download
memory/2180-2-0x0000000000870000-0x000000000093C96F-memory.dmp

Filesize
818KB

Download
memory/2220-0-0x0000000000870000-0x000000000093C96F-memory.dmp

Filesize
818KB

Download
memory/2220-1-0x00000000006F0000-0x00000000007BD000-memory.dmp

Filesize
820KB

Download
memory/2220-6-0x0000000000870000-0x000000000093C96F-memory.dmp

Filesize
818KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads