e67fadeb81baafe4fe00bb6489e6ced018a0b4c759da15ebeb19100c5f5713b0

Analysis

max time kernel
140s
max time network
142s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
17/05/2023, 08:00

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General

Target

e67fadeb81baafe4fe00bb6489e6ced018a0b4c759da15ebeb19100c5f5713b0.exe
Size

656KB
MD5

0094f3f04f2830f0e3bc7bd2cc7af774
SHA1

6b90d9e5e83792f3fc57935c27e81e04d50641c5
SHA256

e67fadeb81baafe4fe00bb6489e6ced018a0b4c759da15ebeb19100c5f5713b0
SHA512

cc03b29404182dcbba6614cc16666882708b5008a1f26aebd7c7e1e602aa9877a00757ca5319d73bfb572f82304a2c89c7cef55f0a3c072d733b644558f69018
SSDEEP

12288:cveyZyXMRmRv8mPjOn30Wma756AiK7iCeB6FOEt8FOBxjYLzx2yNDcmbhP7nfd:GeyYXMRmiEO1ma0mEB6MEL8LdVtbhPTd

Score

7^/10

persistence upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1560-54-0x0000000000400000-0x0000000000635000-memory.dmp	upx
behavioral1/memory/1560-57-0x0000000000400000-0x0000000000635000-memory.dmp	upx
behavioral1/memory/1560-64-0x0000000000400000-0x0000000000635000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Windows\CurrentVersion\Run\Upgrade = "C:\\ProgramData\\Notepad\\upgrade.exe"	e67fadeb81baafe4fe00bb6489e6ced018a0b4c759da15ebeb19100c5f5713b0.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1660	1560	WerFault.exe	27

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1560	e67fadeb81baafe4fe00bb6489e6ced018a0b4c759da15ebeb19100c5f5713b0.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1560 wrote to memory of 1660	1560	e67fadeb81baafe4fe00bb6489e6ced018a0b4c759da15ebeb19100c5f5713b0.exe	30
PID 1560 wrote to memory of 1660	1560	e67fadeb81baafe4fe00bb6489e6ced018a0b4c759da15ebeb19100c5f5713b0.exe	30
PID 1560 wrote to memory of 1660	1560	e67fadeb81baafe4fe00bb6489e6ced018a0b4c759da15ebeb19100c5f5713b0.exe	30
PID 1560 wrote to memory of 1660	1560	e67fadeb81baafe4fe00bb6489e6ced018a0b4c759da15ebeb19100c5f5713b0.exe	30

C:\Users\Admin\AppData\Local\Temp\e67fadeb81baafe4fe00bb6489e6ced018a0b4c759da15ebeb19100c5f5713b0.exe
"C:\Users\Admin\AppData\Local\Temp\e67fadeb81baafe4fe00bb6489e6ced018a0b4c759da15ebeb19100c5f5713b0.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1560
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1560 -s 800
  2⤵
  - Program crash
  PID:1660

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1560-54-0x0000000000400000-0x0000000000635000-memory.dmp

Filesize
2.2MB

Download
memory/1560-57-0x0000000000400000-0x0000000000635000-memory.dmp

Filesize
2.2MB

Download
memory/1560-61-0x0000000010000000-0x000000001000E000-memory.dmp

Filesize
56KB

Download
memory/1560-64-0x0000000000400000-0x0000000000635000-memory.dmp

Filesize
2.2MB

Download