b4d332938457461ae37aa8655b3f59eafabe7b5fa5e8b4911be1e129188415a3

Analysis

max time kernel
48s
max time network
52s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
02/10/2022, 11:35

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General

Target

b4d332938457461ae37aa8655b3f59eafabe7b5fa5e8b4911be1e129188415a3.exe
Size

81KB
MD5

6f37a055688235156425b23fa464e8ee
SHA1

7c81a35af2c8dc7333b058a366384c1500d11210
SHA256

b4d332938457461ae37aa8655b3f59eafabe7b5fa5e8b4911be1e129188415a3
SHA512

324e082b7d8acc254482ab5817a0df2a7c4cac0c33017f6699a08b28efb9f90b1008cf7d07ec8552efb9e98fa6b4ab74c524ee84aee81ebecf210682a237ef74
SSDEEP

1536:18Wo83AOhRPzLBFdKiKWuBlgDl8mHdAtW+nMptisKldJ:1vHzLFuwl8mHdEW+nM41

Score

6^/10

persistence

Malware Config

Signatures

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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Runonce = "C:\\Windows\\system32\\runouce.exe"	b4d332938457461ae37aa8655b3f59eafabe7b5fa5e8b4911be1e129188415a3.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\runouce.exe	b4d332938457461ae37aa8655b3f59eafabe7b5fa5e8b4911be1e129188415a3.exe
File opened for modification	C:\Windows\SysWOW64\runouce.exe	b4d332938457461ae37aa8655b3f59eafabe7b5fa5e8b4911be1e129188415a3.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1376 wrote to memory of 1356	1376	b4d332938457461ae37aa8655b3f59eafabe7b5fa5e8b4911be1e129188415a3.exe	26
PID 1376 wrote to memory of 1356	1376	b4d332938457461ae37aa8655b3f59eafabe7b5fa5e8b4911be1e129188415a3.exe	26
PID 1376 wrote to memory of 1356	1376	b4d332938457461ae37aa8655b3f59eafabe7b5fa5e8b4911be1e129188415a3.exe	26
PID 1376 wrote to memory of 1356	1376	b4d332938457461ae37aa8655b3f59eafabe7b5fa5e8b4911be1e129188415a3.exe	26
PID 1376 wrote to memory of 1356	1376	b4d332938457461ae37aa8655b3f59eafabe7b5fa5e8b4911be1e129188415a3.exe	26
PID 1376 wrote to memory of 1356	1376	b4d332938457461ae37aa8655b3f59eafabe7b5fa5e8b4911be1e129188415a3.exe	26
PID 1376 wrote to memory of 1356	1376	b4d332938457461ae37aa8655b3f59eafabe7b5fa5e8b4911be1e129188415a3.exe	26
PID 1376 wrote to memory of 1240	1376	b4d332938457461ae37aa8655b3f59eafabe7b5fa5e8b4911be1e129188415a3.exe	12
PID 1376 wrote to memory of 1240	1376	b4d332938457461ae37aa8655b3f59eafabe7b5fa5e8b4911be1e129188415a3.exe	12

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1240
- C:\Users\Admin\AppData\Local\Temp\b4d332938457461ae37aa8655b3f59eafabe7b5fa5e8b4911be1e129188415a3.exe
  "C:\Users\Admin\AppData\Local\Temp\b4d332938457461ae37aa8655b3f59eafabe7b5fa5e8b4911be1e129188415a3.exe"
  2⤵
  - Adds Run key to start application
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:1376
- - C:\Users\Admin\AppData\Local\Temp\b4d332938457461ae37aa8655b3f59eafabe7b5fa5e8b4911be1e129188415a3.exe
    "C:\Users\Admin\AppData\Local\Temp\b4d332938457461ae37aa8655b3f59eafabe7b5fa5e8b4911be1e129188415a3.exe"
    3⤵
    PID:1356

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/1240-58-0x0000000002940000-0x0000000002941000-memory.dmp

Filesize
4KB

Download
memory/1356-57-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1376-54-0x0000000075091000-0x0000000075093000-memory.dmp

Filesize
8KB

Download
memory/1376-60-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1376-61-0x00000000001E0000-0x00000000001F9000-memory.dmp

Filesize
100KB

Download