d49384e102a3633b2dfc0e0157edcf1fc473f36d02e5867a1fe2be5a5186a876

Analysis

max time kernel
151s
max time network
48s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
04/12/2022, 12:52

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General

Target

d49384e102a3633b2dfc0e0157edcf1fc473f36d02e5867a1fe2be5a5186a876.exe
Size

23.3MB
MD5

a7ddf315fbc3db127c83c484046506f8
SHA1

2f2be396d6e48fc94b19dbf1021edc07e33aecbc
SHA256

d49384e102a3633b2dfc0e0157edcf1fc473f36d02e5867a1fe2be5a5186a876
SHA512

a99fe810d77679c6d9ca969bd3ca473de15f3b6e10fa5b51c5aa277640db7ee1c08a3375707db093f880a6ecb3b757a936baade83240b92664f34ca40e42d3ca
SSDEEP

196608:MBQBNDtIYpPzMbMMMM+MMMK0R8NxxOHxEHqToU2NjW+i2l:M4mYpPzMbMMMM+MMMK0RUgxEHe2Nfi

Score

8^/10

evasion persistence

Malware Config

Signatures

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
1720	netsh.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	d49384e102a3633b2dfc0e0157edcf1fc473f36d02e5867a1fe2be5a5186a876.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows32 = "C:\\windows\\system\\win.exe"	d49384e102a3633b2dfc0e0157edcf1fc473f36d02e5867a1fe2be5a5186a876.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	d49384e102a3633b2dfc0e0157edcf1fc473f36d02e5867a1fe2be5a5186a876.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Gbpsv.exe = "C:\\Windows\\System32\\Gbpsv.exe"	d49384e102a3633b2dfc0e0157edcf1fc473f36d02e5867a1fe2be5a5186a876.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Gbpsv.exe	d49384e102a3633b2dfc0e0157edcf1fc473f36d02e5867a1fe2be5a5186a876.exe
File created	C:\Windows\SysWOW64\REGISTRANDO_007.txt	d49384e102a3633b2dfc0e0157edcf1fc473f36d02e5867a1fe2be5a5186a876.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\windows\system\win.exe	d49384e102a3633b2dfc0e0157edcf1fc473f36d02e5867a1fe2be5a5186a876.exe
File created	C:\WINDOWS\system\Contando.Exp7	d49384e102a3633b2dfc0e0157edcf1fc473f36d02e5867a1fe2be5a5186a876.exe

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
1540	schtasks.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1752	d49384e102a3633b2dfc0e0157edcf1fc473f36d02e5867a1fe2be5a5186a876.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1752 wrote to memory of 1720	1752	d49384e102a3633b2dfc0e0157edcf1fc473f36d02e5867a1fe2be5a5186a876.exe	27
PID 1752 wrote to memory of 1720	1752	d49384e102a3633b2dfc0e0157edcf1fc473f36d02e5867a1fe2be5a5186a876.exe	27
PID 1752 wrote to memory of 1720	1752	d49384e102a3633b2dfc0e0157edcf1fc473f36d02e5867a1fe2be5a5186a876.exe	27
PID 1752 wrote to memory of 1720	1752	d49384e102a3633b2dfc0e0157edcf1fc473f36d02e5867a1fe2be5a5186a876.exe	27
PID 1752 wrote to memory of 1540	1752	d49384e102a3633b2dfc0e0157edcf1fc473f36d02e5867a1fe2be5a5186a876.exe	29
PID 1752 wrote to memory of 1540	1752	d49384e102a3633b2dfc0e0157edcf1fc473f36d02e5867a1fe2be5a5186a876.exe	29
PID 1752 wrote to memory of 1540	1752	d49384e102a3633b2dfc0e0157edcf1fc473f36d02e5867a1fe2be5a5186a876.exe	29
PID 1752 wrote to memory of 1540	1752	d49384e102a3633b2dfc0e0157edcf1fc473f36d02e5867a1fe2be5a5186a876.exe	29

C:\Users\Admin\AppData\Local\Temp\d49384e102a3633b2dfc0e0157edcf1fc473f36d02e5867a1fe2be5a5186a876.exe
"C:\Users\Admin\AppData\Local\Temp\d49384e102a3633b2dfc0e0157edcf1fc473f36d02e5867a1fe2be5a5186a876.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:1752
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall add allowedprogram C:\windows\system\win.exe RPCCC
  2⤵
  - Modifies Windows Firewall
  PID:1720
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /tn startt /tr c:\autoexec.bat /sc onstart /ru system
  2⤵
  - Creates scheduled task(s)
  PID:1540

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1752-56-0x0000000075111000-0x0000000075113000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads