3d57a2a4cba8b9512d7bbcbc9bcb7a6f96d9e43523ca225a1b036ddfa1b935f7

Analysis

max time kernel
140s
max time network
119s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
27/02/2024, 19:34

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General

Target

a9fc6d262d5ef5d3a54a4ed2b0aa76f8.exe
Size

9KB
MD5

a9fc6d262d5ef5d3a54a4ed2b0aa76f8
SHA1

35a0649e7e1e00d26c43bc0be957d3c342c64d64
SHA256

3d57a2a4cba8b9512d7bbcbc9bcb7a6f96d9e43523ca225a1b036ddfa1b935f7
SHA512

ba1045f4ce160c2f50dbbc1bd2676c86cbe1fd911b347141302866ab372eb5b2b26aff03a37e2b2ebb67f0c12c521a8f531799c692493b3b762d65e0e71d1dee
SSDEEP

192:iqJ4fwR382LQ9gfXdWYLlZa9nwTj6buTkdIaYpkP45n6uJij4BWrJL:iDwR382LQ98XdhLls9wTj+2dpD56bj40

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1032	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2316	svcore.exe

Loads dropped DLL 2 IoCs

pid	Process
2164	a9fc6d262d5ef5d3a54a4ed2b0aa76f8.exe
2164	a9fc6d262d5ef5d3a54a4ed2b0aa76f8.exe

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-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Protocol = "SADS:\\Boot.ini"	svcore.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Common Files\System\svcore.exe	a9fc6d262d5ef5d3a54a4ed2b0aa76f8.exe
File created	C:\Program Files (x86)\Common Files\System\svcore.exe	a9fc6d262d5ef5d3a54a4ed2b0aa76f8.exe

Modifies registry class 6 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SADS\shell\open\command\ = "Rundll32 shell32.dll,ShellExec_RunDLLA \"C:\\Program Files (x86)\\Common Files\\System\\svcore.exe\""	svcore.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SADS	svcore.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SADS\URL Protocol	svcore.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SADS\shell\open\command	svcore.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SADS\shell	svcore.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SADS\shell\open	svcore.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2684	PING.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2164 wrote to memory of 2316	2164	a9fc6d262d5ef5d3a54a4ed2b0aa76f8.exe	28
PID 2164 wrote to memory of 2316	2164	a9fc6d262d5ef5d3a54a4ed2b0aa76f8.exe	28
PID 2164 wrote to memory of 2316	2164	a9fc6d262d5ef5d3a54a4ed2b0aa76f8.exe	28
PID 2164 wrote to memory of 2316	2164	a9fc6d262d5ef5d3a54a4ed2b0aa76f8.exe	28
PID 2164 wrote to memory of 1032	2164	a9fc6d262d5ef5d3a54a4ed2b0aa76f8.exe	29
PID 2164 wrote to memory of 1032	2164	a9fc6d262d5ef5d3a54a4ed2b0aa76f8.exe	29
PID 2164 wrote to memory of 1032	2164	a9fc6d262d5ef5d3a54a4ed2b0aa76f8.exe	29
PID 2164 wrote to memory of 1032	2164	a9fc6d262d5ef5d3a54a4ed2b0aa76f8.exe	29
PID 1032 wrote to memory of 2684	1032	cmd.exe	31
PID 1032 wrote to memory of 2684	1032	cmd.exe	31
PID 1032 wrote to memory of 2684	1032	cmd.exe	31
PID 1032 wrote to memory of 2684	1032	cmd.exe	31

C:\Users\Admin\AppData\Local\Temp\a9fc6d262d5ef5d3a54a4ed2b0aa76f8.exe
"C:\Users\Admin\AppData\Local\Temp\a9fc6d262d5ef5d3a54a4ed2b0aa76f8.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2164
- C:\Program Files (x86)\Common Files\System\svcore.exe
  "C:\Program Files (x86)\Common Files\System\svcore.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Modifies registry class
  PID:2316
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ping 127.1 -n 1 & erase /F "C:\Users\Admin\AppData\Local\Temp\a9fc6d262d5ef5d3a54a4ed2b0aa76f8.exe" > nul
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1032
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.1 -n 1
    3⤵
    - Runs ping.exe
    PID:2684

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

Remote System Discovery

T1018

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Program Files (x86)\Common Files\System\svcore.exe

Filesize
9KB

MD5
a9fc6d262d5ef5d3a54a4ed2b0aa76f8

SHA1
35a0649e7e1e00d26c43bc0be957d3c342c64d64

SHA256
3d57a2a4cba8b9512d7bbcbc9bcb7a6f96d9e43523ca225a1b036ddfa1b935f7

SHA512
ba1045f4ce160c2f50dbbc1bd2676c86cbe1fd911b347141302866ab372eb5b2b26aff03a37e2b2ebb67f0c12c521a8f531799c692493b3b762d65e0e71d1dee

Download Submit
memory/2164-10-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2316-11-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads