20fe271f0bc00ce64d69ddb2b8a2e8df7b3be76e28501de17080d18cbf75fc8f

Analysis

max time kernel
142s
max time network
123s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
03/02/2024, 15:16

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General

Target

8ca951ff462d63e44c162df920a5179e.exe
Size

1.1MB
MD5

8ca951ff462d63e44c162df920a5179e
SHA1

b7f11facde4fd3985195bddb5c38d9fb2a9606a5
SHA256

20fe271f0bc00ce64d69ddb2b8a2e8df7b3be76e28501de17080d18cbf75fc8f
SHA512

637f1486567e4efc3cd3e05c1e5f6d314b8305333a3a79256fdceb3aeacd23cd6ee793b0f6a95fe6471f4c613c22f2894d9a05cd435f3a4cb2094b56e22a4f3d
SSDEEP

24576:zBgCkVrizucYSpcaaWVgqSzLXdMS04R2AFeZiTcrgM86xc3FX7R31ji:zBBFzBcWGqSzLf04R6i4kM8ccxR34

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2512	setup.exe

Loads dropped DLL 1 IoCs

pid	Process
2040	8ca951ff462d63e44c162df920a5179e.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2040-0-0x00000000010D0000-0x0000000001322000-memory.dmp	upx
behavioral1/files/0x000b000000014213-2.dat	upx
behavioral1/memory/2040-4-0x0000000002730000-0x0000000002982000-memory.dmp	upx
behavioral1/memory/2512-7-0x00000000012C0000-0x0000000001512000-memory.dmp	upx
behavioral1/memory/2040-9-0x00000000010D0000-0x0000000001322000-memory.dmp	upx
behavioral1/memory/2512-30-0x00000000012C0000-0x0000000001512000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 3 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main	setup.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	setup.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	setup.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2512	setup.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
2512	setup.exe

Suspicious use of SetWindowsHookEx 16 IoCs

pid	Process
2040	8ca951ff462d63e44c162df920a5179e.exe
2040	8ca951ff462d63e44c162df920a5179e.exe
2512	setup.exe
2512	setup.exe
2512	setup.exe
2512	setup.exe
2512	setup.exe
2512	setup.exe
2512	setup.exe
2512	setup.exe
2512	setup.exe
2512	setup.exe
2512	setup.exe
2512	setup.exe
2512	setup.exe
2512	setup.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2040 wrote to memory of 2512	2040	8ca951ff462d63e44c162df920a5179e.exe	28
PID 2040 wrote to memory of 2512	2040	8ca951ff462d63e44c162df920a5179e.exe	28
PID 2040 wrote to memory of 2512	2040	8ca951ff462d63e44c162df920a5179e.exe	28
PID 2040 wrote to memory of 2512	2040	8ca951ff462d63e44c162df920a5179e.exe	28
PID 2040 wrote to memory of 2512	2040	8ca951ff462d63e44c162df920a5179e.exe	28
PID 2040 wrote to memory of 2512	2040	8ca951ff462d63e44c162df920a5179e.exe	28
PID 2040 wrote to memory of 2512	2040	8ca951ff462d63e44c162df920a5179e.exe	28

C:\Users\Admin\AppData\Local\Temp\8ca951ff462d63e44c162df920a5179e.exe
"C:\Users\Admin\AppData\Local\Temp\8ca951ff462d63e44c162df920a5179e.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2040
- C:\Users\Admin\AppData\Local\Temp\setup.exe
  C:\Users\Admin\AppData\Local\Temp\setup.exe relaunch
  2⤵
  - Executes dropped EXE
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2512

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\1CWc55ojKq\intro_page.html

Filesize
15KB

MD5
60995d04e55f8d138cf5183e95942906

SHA1
d90f51dd6705b94d7d3915dad623f61a7654a410

SHA256
05b3464493d500473e1370aafd8c0b8db1678bd38353237141997607caf5c132

SHA512
3886ba8025d96b3ba1522def75b997aec503505c14ec3364bba93fa8a5509c792b44bc67a9afbfcc4af9047bad69ae7c9dfd61ec094079cf7ddf3838704af871

Download Submit
\Users\Admin\AppData\Local\Temp\setup.exe

Filesize
1.1MB

MD5
8ca951ff462d63e44c162df920a5179e

SHA1
b7f11facde4fd3985195bddb5c38d9fb2a9606a5

SHA256
20fe271f0bc00ce64d69ddb2b8a2e8df7b3be76e28501de17080d18cbf75fc8f

SHA512
637f1486567e4efc3cd3e05c1e5f6d314b8305333a3a79256fdceb3aeacd23cd6ee793b0f6a95fe6471f4c613c22f2894d9a05cd435f3a4cb2094b56e22a4f3d

Download Submit
memory/2040-0-0x00000000010D0000-0x0000000001322000-memory.dmp

Filesize
2.3MB

Download
memory/2040-4-0x0000000002730000-0x0000000002982000-memory.dmp

Filesize
2.3MB

Download
memory/2040-9-0x00000000010D0000-0x0000000001322000-memory.dmp

Filesize
2.3MB

Download
memory/2040-10-0x0000000002730000-0x0000000002982000-memory.dmp

Filesize
2.3MB

Download
memory/2512-7-0x00000000012C0000-0x0000000001512000-memory.dmp

Filesize
2.3MB

Download
memory/2512-30-0x00000000012C0000-0x0000000001512000-memory.dmp

Filesize
2.3MB

Download