8f948e753c653f285d3bd2c7162ff425013700f14cdae0188928fd3617ccd546

Analysis

max time kernel
117s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13/09/2024, 01:46

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General

Target

Ydnzbiyou.exe
Size

1.9MB
MD5

094e6746e1752f9903aa0c1648477775
SHA1

fb3089799dbcbad6f773cfdfc3155f8fe11c1cc1
SHA256

b4ed047267c6bd91d08411d46e20536a5125318de158e0378b5125da04fa0b1d
SHA512

40deac77c33afbd56bb064590320e658c4a51eab38e943b376518245464d3db6e6fc5c1be549cd79b76d4331ee07d038f5e29603f2a25c2e9bb7972cf364bbc1
SSDEEP

49152:JRqmjynpJxHiO+gwK3fR3mXeXD5KYk6Hj+vWzgwR//T7:3q75zfR3muFE6Hj+OhR/77

Score

6^/10

discovery persistence

Malware Config

Signatures

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\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\Zifhiieapx = "C:\\Users\\Admin\\AppData\\Roaming\\Zifhiieapx.exe"	Ydnzbiyou.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4668	1972	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Ydnzbiyou.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1972	Ydnzbiyou.exe
1972	Ydnzbiyou.exe
1972	Ydnzbiyou.exe
1972	Ydnzbiyou.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1972	Ydnzbiyou.exe
Token: SeDebugPrivilege	1972	Ydnzbiyou.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1972 wrote to memory of 4668	1972	Ydnzbiyou.exe	31
PID 1972 wrote to memory of 4668	1972	Ydnzbiyou.exe	31
PID 1972 wrote to memory of 4668	1972	Ydnzbiyou.exe	31
PID 1972 wrote to memory of 4668	1972	Ydnzbiyou.exe	31

C:\Users\Admin\AppData\Local\Temp\Ydnzbiyou.exe
"C:\Users\Admin\AppData\Local\Temp\Ydnzbiyou.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1972
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1972 -s 792
  2⤵
  - Program crash
  PID:4668

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1972-0-0x000000007428E000-0x000000007428F000-memory.dmp

Filesize
4KB

Download
memory/1972-1-0x0000000001180000-0x0000000001378000-memory.dmp

Filesize
2.0MB

Download
memory/1972-2-0x0000000004CC0000-0x0000000004E46000-memory.dmp

Filesize
1.5MB

Download
memory/1972-22-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-28-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-34-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-32-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-38-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-42-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-48-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-50-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-56-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-62-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-66-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-64-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-60-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-58-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-54-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-52-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-46-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-44-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-40-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-36-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-30-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-26-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-24-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-20-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-18-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-16-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-14-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-12-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-10-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-8-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-6-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-4-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-3-0x0000000004CC0000-0x0000000004E3F000-memory.dmp

Filesize
1.5MB

Download
memory/1972-1078-0x0000000000BD0000-0x0000000000C1C000-memory.dmp

Filesize
304KB

Download
memory/1972-1077-0x0000000005260000-0x0000000005360000-memory.dmp

Filesize
1024KB

Download
memory/1972-1080-0x0000000074280000-0x000000007496E000-memory.dmp

Filesize
6.9MB

Download
memory/1972-1079-0x0000000074280000-0x000000007496E000-memory.dmp

Filesize
6.9MB

Download
memory/1972-1082-0x0000000074280000-0x000000007496E000-memory.dmp

Filesize
6.9MB

Download
memory/1972-1081-0x0000000005180000-0x00000000051D4000-memory.dmp

Filesize
336KB

Download
memory/1972-1084-0x000000007428E000-0x000000007428F000-memory.dmp

Filesize
4KB

Download
memory/1972-1085-0x0000000074280000-0x000000007496E000-memory.dmp

Filesize
6.9MB

Download