2c24e2ea9dd67a5e72971185c262d2565a60ee90bbe731d5b25b21bbbf70b213

Analysis

max time kernel
168s
max time network
172s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
28-11-2022 04:27

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General

Target

2c24e2ea9dd67a5e72971185c262d2565a60ee90bbe731d5b25b21bbbf70b213.exe
Size

129KB
MD5

8b9761ee9ec7bed04d40900ba31f1cc8
SHA1

6e9d2ac90b7548eb7c2577a4463e496795941a99
SHA256

2c24e2ea9dd67a5e72971185c262d2565a60ee90bbe731d5b25b21bbbf70b213
SHA512

6a6b4767e341c15117fd817783b705f4ff8a0e4d8aef4d1f4cef8e5ca1124711e7ed5a08b21407a468c3a2cc7b766ac0a1dd5b840298c558a78798760c1c557c
SSDEEP

3072:6hRx8zd/EtzAAa1roAl4bI+m/B6SVqCgQfBUnPy8L66iiSM:6hkdEt8AMrmI+m/B6SVqCgQfBUPy8L6H

Score

7^/10

persistence

Malware Config

Signatures

Drops startup file 1 IoCs

Processes:

explorer.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1cb07beb.exe explorer.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1cb07beb.exe	explorer.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\*cb07be = "C:\\1cb07beb\\1cb07beb.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\1cb07beb = "C:\\Users\\Admin\\AppData\\Roaming\\1cb07beb.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\*cb07beb = "C:\\Users\\Admin\\AppData\\Roaming\\1cb07beb.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\1cb07be = "C:\\1cb07beb\\1cb07beb.exe"	explorer.exe

Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

5 ip-addr.es
25 myexternalip.com
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

2c24e2ea9dd67a5e72971185c262d2565a60ee90bbe731d5b25b21bbbf70b213.exeexplorer.exe

pid process

4024 2c24e2ea9dd67a5e72971185c262d2565a60ee90bbe731d5b25b21bbbf70b213.exe
3688 explorer.exe

flow	ioc
5	ip-addr.es
25	myexternalip.com

pid	process
4024	2c24e2ea9dd67a5e72971185c262d2565a60ee90bbe731d5b25b21bbbf70b213.exe
3688	explorer.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

2c24e2ea9dd67a5e72971185c262d2565a60ee90bbe731d5b25b21bbbf70b213.exeexplorer.exe

description	pid	process	target process
PID 4024 wrote to memory of 3688	4024	2c24e2ea9dd67a5e72971185c262d2565a60ee90bbe731d5b25b21bbbf70b213.exe	explorer.exe
PID 4024 wrote to memory of 3688	4024	2c24e2ea9dd67a5e72971185c262d2565a60ee90bbe731d5b25b21bbbf70b213.exe	explorer.exe
PID 4024 wrote to memory of 3688	4024	2c24e2ea9dd67a5e72971185c262d2565a60ee90bbe731d5b25b21bbbf70b213.exe	explorer.exe
PID 3688 wrote to memory of 3736	3688	explorer.exe	svchost.exe
PID 3688 wrote to memory of 3736	3688	explorer.exe	svchost.exe
PID 3688 wrote to memory of 3736	3688	explorer.exe	svchost.exe

C:\Users\Admin\AppData\Local\Temp\2c24e2ea9dd67a5e72971185c262d2565a60ee90bbe731d5b25b21bbbf70b213.exe
"C:\Users\Admin\AppData\Local\Temp\2c24e2ea9dd67a5e72971185c262d2565a60ee90bbe731d5b25b21bbbf70b213.exe"
1⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4024

C:\Windows\SysWOW64\explorer.exe
"C:\Windows\syswow64\explorer.exe"
2⤵
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3688

C:\Windows\SysWOW64\svchost.exe
-k netsvcs
3⤵
PID:3736

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3688-135-0x0000000000000000-mapping.dmp

Download
memory/3688-136-0x0000000000E40000-0x0000000000E65000-memory.dmp

Filesize
148KB

Download
memory/3736-137-0x0000000000000000-mapping.dmp

Download
memory/3736-138-0x0000000000C00000-0x0000000000C25000-memory.dmp

Filesize
148KB

Download
memory/3736-139-0x0000000000C00000-0x0000000000C25000-memory.dmp

Filesize
148KB

Download