c1a55ed664f378c12560c5992b557edb675417bd4b28fc91e7927ac24e3376e6

Analysis

max time kernel
118s
max time network
127s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
14/03/2024, 11:21

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General

Target

c87de593d0dbc26df38f8af93c65cc36.exe
Size

38KB
MD5

c87de593d0dbc26df38f8af93c65cc36
SHA1

b6bb1d606b741b28bd95346902ec3441ae4d58d6
SHA256

c1a55ed664f378c12560c5992b557edb675417bd4b28fc91e7927ac24e3376e6
SHA512

c1ebaad2e12292a0ee5a41c88e041dd7f41c774627dd55dd9193e2424507ca03daaefb198be932552574c6ba61c7d60e966fb4d2f6896138044cc2600192d573
SSDEEP

768:YU5ChYknJSDX474YqS2Ir2iZlaNdCLCCHqDHiabUOHcaUD1Vcopm:YUsJnsM74FSPTZlaWCCHiCabUO8nD1R4

Score

8^/10

evasion persistence

Malware Config

Signatures

Disables Task Manager via registry modification
evasion

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2372	netsh.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\System = "C:\\Windows\\system32\\wind32.exe"	c87de593d0dbc26df38f8af93c65cc36.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\dllgh8jkd1q8.exe	c87de593d0dbc26df38f8af93c65cc36.exe
File opened for modification	C:\Windows\SysWOW64\dllgh8jkd1q8.exe	c87de593d0dbc26df38f8af93c65cc36.exe
File created	C:\Windows\SysWOW64\wind32.exe	c87de593d0dbc26df38f8af93c65cc36.exe
File opened for modification	C:\Windows\SysWOW64\wind32.exe	c87de593d0dbc26df38f8af93c65cc36.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2940	2368	WerFault.exe	27

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
2368	c87de593d0dbc26df38f8af93c65cc36.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 2372	2368	c87de593d0dbc26df38f8af93c65cc36.exe	28
PID 2368 wrote to memory of 2372	2368	c87de593d0dbc26df38f8af93c65cc36.exe	28
PID 2368 wrote to memory of 2372	2368	c87de593d0dbc26df38f8af93c65cc36.exe	28
PID 2368 wrote to memory of 2372	2368	c87de593d0dbc26df38f8af93c65cc36.exe	28
PID 2368 wrote to memory of 2940	2368	c87de593d0dbc26df38f8af93c65cc36.exe	32
PID 2368 wrote to memory of 2940	2368	c87de593d0dbc26df38f8af93c65cc36.exe	32
PID 2368 wrote to memory of 2940	2368	c87de593d0dbc26df38f8af93c65cc36.exe	32
PID 2368 wrote to memory of 2940	2368	c87de593d0dbc26df38f8af93c65cc36.exe	32

C:\Users\Admin\AppData\Local\Temp\c87de593d0dbc26df38f8af93c65cc36.exe
"C:\Users\Admin\AppData\Local\Temp\c87de593d0dbc26df38f8af93c65cc36.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall set allowedprogram 'C:\Users\Admin\AppData\Local\Temp\c87de593d0dbc26df38f8af93c65cc36.exe' enable
  2⤵
  - Modifies Windows Firewall
  PID:2372
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2368 -s 824
  2⤵
  - Program crash
  PID:2940

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\dllgh8jkd1q8.exe

Filesize
1KB

MD5
d268040aeda1b8e89694151c3859b7c1

SHA1
85a66553924374b7a42e96c167dc3895f8c8e2b1

SHA256
ecbb361c1075daac111beae16c3fe2675623235c42183a4db536095b41226b99

SHA512
33e7fa61ca3a792366ed6442c5a3297c59c0f5cc1fec03d8c5abeb9294035b89c4bf51d9e204b02ce7d7912b8a6a7b5bdc7905e63343f30b9e72fd02979b30e7

Download Submit
memory/2368-0-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2368-1-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2368-3-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2368-4-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads