f275bb8c528f71812469067ea0f23f72c8a2637563a190529791606ec6ae929a

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
01/09/2024, 21:38

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General

Target

90ba7a222c90f3844f50b552e8a041b0N.exe
Size

2.9MB
MD5

90ba7a222c90f3844f50b552e8a041b0
SHA1

25f36dd046d5c572a54606cb9943f062951cba17
SHA256

f275bb8c528f71812469067ea0f23f72c8a2637563a190529791606ec6ae929a
SHA512

5ddeacd5c5083542d62663c5793695c742855d3ce32a5cd3534cd0b40cbbeb21d944f8966ff94d0fa96f76635316b86b9e3e78b2c07dba643a691720d97649fb
SSDEEP

49152:K2D/joakZb4DfW7oQRq/WXUKxZV4e1Cy5VuPZPFGV0uRwnPVBwKW:JjDwufW7oQRREsZViyHuhNGVRwPrNW

Score

4^/10

discovery

Malware Config

Signatures

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\7-Zip\7z.exe	90ba7a222c90f3844f50b552e8a041b0N.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	90ba7a222c90f3844f50b552e8a041b0N.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	90ba7a222c90f3844f50b552e8a041b0N.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	90ba7a222c90f3844f50b552e8a041b0N.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\ConvertInkStore.exe	90ba7a222c90f3844f50b552e8a041b0N.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1824	2536	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	90ba7a222c90f3844f50b552e8a041b0N.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2536	90ba7a222c90f3844f50b552e8a041b0N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2536 wrote to memory of 1824	2536	90ba7a222c90f3844f50b552e8a041b0N.exe	31
PID 2536 wrote to memory of 1824	2536	90ba7a222c90f3844f50b552e8a041b0N.exe	31
PID 2536 wrote to memory of 1824	2536	90ba7a222c90f3844f50b552e8a041b0N.exe	31
PID 2536 wrote to memory of 1824	2536	90ba7a222c90f3844f50b552e8a041b0N.exe	31

C:\Users\Admin\AppData\Local\Temp\90ba7a222c90f3844f50b552e8a041b0N.exe
"C:\Users\Admin\AppData\Local\Temp\90ba7a222c90f3844f50b552e8a041b0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2536
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2536 -s 152
  2⤵
  - Program crash
  PID:1824

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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/2536-0-0x0000000000400000-0x00000000006F0000-memory.dmp

Filesize
2.9MB

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memory/2536-1-0x0000000000400000-0x00000000006F0000-memory.dmp

Filesize
2.9MB

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