530f707320841f1bfa73c1fae471b7b532669b06ce159f1f2e71e6fb9b1e4294

Analysis

max time kernel
122s
max time network
128s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
30/12/2023, 02:53

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General

Target

0c38c4c8c4f3c14169487b2295851d71.exe
Size

32KB
MD5

0c38c4c8c4f3c14169487b2295851d71
SHA1

5d4a1519d98d33e7c83b6509f948ba21974b2765
SHA256

530f707320841f1bfa73c1fae471b7b532669b06ce159f1f2e71e6fb9b1e4294
SHA512

476da3b2e8c4cfc98c9758fbb835e80c24d3a36decf64027435eae1082f75271a1f4c5296fa893d2d5f0c34694b55244340976f346938949805c696e79cfced4
SSDEEP

192:Eab8fWPl1l/cfvjmG4UzeFi98uidjZtiWeMZqVUs4pE9U5zy3L+r:zbVPFEfrmvOeFiGR/heUs4pbQKr

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2372	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
1820	svchost.exe

Loads dropped DLL 2 IoCs

pid	Process
1228	0c38c4c8c4f3c14169487b2295851d71.exe
1228	0c38c4c8c4f3c14169487b2295851d71.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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\WINDOWS\\Fonts\\svchost.exe"	0c38c4c8c4f3c14169487b2295851d71.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\WINDOWS\Fonts\svchost.exe	0c38c4c8c4f3c14169487b2295851d71.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\Main	svchost.exe

Modifies Internet Explorer start page 1 TTPs 1 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\Main\Start Page = "http://www.31fa.com"	svchost.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1228	0c38c4c8c4f3c14169487b2295851d71.exe
1820	svchost.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1228 wrote to memory of 1820	1228	0c38c4c8c4f3c14169487b2295851d71.exe	28
PID 1228 wrote to memory of 1820	1228	0c38c4c8c4f3c14169487b2295851d71.exe	28
PID 1228 wrote to memory of 1820	1228	0c38c4c8c4f3c14169487b2295851d71.exe	28
PID 1228 wrote to memory of 1820	1228	0c38c4c8c4f3c14169487b2295851d71.exe	28
PID 1228 wrote to memory of 2372	1228	0c38c4c8c4f3c14169487b2295851d71.exe	29
PID 1228 wrote to memory of 2372	1228	0c38c4c8c4f3c14169487b2295851d71.exe	29
PID 1228 wrote to memory of 2372	1228	0c38c4c8c4f3c14169487b2295851d71.exe	29
PID 1228 wrote to memory of 2372	1228	0c38c4c8c4f3c14169487b2295851d71.exe	29

C:\Users\Admin\AppData\Local\Temp\0c38c4c8c4f3c14169487b2295851d71.exe
"C:\Users\Admin\AppData\Local\Temp\0c38c4c8c4f3c14169487b2295851d71.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1228
- C:\WINDOWS\Fonts\svchost.exe
  C:\WINDOWS\Fonts\svchost.exe
  2⤵
  - Executes dropped EXE
  - Modifies Internet Explorer settings
  - Modifies Internet Explorer start page
  - Suspicious use of SetWindowsHookEx
  PID:1820
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\kill.bat""
  2⤵
  - Deletes itself
  PID:2372

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

C:\Users\Admin\AppData\Local\Temp\kill.bat

Filesize
190B

MD5
675dc72d7dcf711d8a249f292f3ec91d

SHA1
ce51092736cac370b7b91101b4678ea5251f02db

SHA256
5f44186b59329b6f0fb7c362b8a4119c769a031365441a94de9bbe34f5ac8045

SHA512
5d33cd3175dfbbafd67e479b5e770a8d2c54549eb90377825f52ddf0140f59de4076bb12102f547f5ae690eba18d61f8a9c868f47af607367db0f51e182f6e3b

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\Windows\Fonts\svchost.exe

Filesize
12KB

MD5
8fb18e8bfe3035f3850bec26397d4d5a

SHA1
da62a44f88f1277d7aa3241fae20fc7eb5175e15

SHA256
a926effacc1c0e0ab9eebf89b3aa1bcbe6dd590b3f98e82b524ee26184679004

SHA512
18dd9687cc010892d20039eb7cfe9bc61a2878c9fb3d9a01b70074a1deaa7fcdcb6ef4f1014b27c35d8830a951db74d69c6c21d2d06a533a5abf3a9aefd333f7

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads