2b8157b3c010fe5cc2bb5bd39f84f9b87820522ca46e780dfece4b22d6b1296f | Triage

Analysis

max time kernel
140s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
10/07/2024, 11:10

Sharing

Report Analysis Logs

General

Target

Carol_Nua.exe
Size

164KB
MD5

855cd7c8309c8b264235ccf18fe0f574
SHA1

384494587bd790bb6c5087348b81b8f0dd599357
SHA256

d2ed2639c18586f8ff3439f0991b7ea8bde244001e9b4e9c61d2055eef01ffc1
SHA512

f33f78050134cc1e36c9fc03aef7b035979112809e1496f0e26627efdd24da64b392481301e1180fa2322f03e38c7df2698e209e104c075ebd79a44d3a1ef24c
SSDEEP

3072:gN/fJGMtR7ta6mjJWECSkvYbQpxB75HOdnm+mn7QMzj4QVUlYqaXO:C/fJjha62wEzIpxfHOd6P4Ep

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

resource	yara_rule
behavioral1/memory/2352-0-0x0000000000400000-0x0000000000473000-memory.dmp	upx
behavioral1/memory/2352-2-0x0000000000400000-0x0000000000473000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2776	2352	WerFault.exe	29

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2352 wrote to memory of 2776	2352	Carol_Nua.exe	30
PID 2352 wrote to memory of 2776	2352	Carol_Nua.exe	30
PID 2352 wrote to memory of 2776	2352	Carol_Nua.exe	30
PID 2352 wrote to memory of 2776	2352	Carol_Nua.exe	30

C:\Users\Admin\AppData\Local\Temp\Carol_Nua.exe
"C:\Users\Admin\AppData\Local\Temp\Carol_Nua.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2352
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 960
  2⤵
  - Program crash
  PID:2776

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2352-0-0x0000000000400000-0x0000000000473000-memory.dmp

Filesize
460KB

Download
memory/2352-1-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2352-2-0x0000000000400000-0x0000000000473000-memory.dmp

Filesize
460KB

Download
memory/2352-4-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download