df74181b5043f10c6a0b756bec1ae6a5ee92cab5380bf4d0f420ffd7bdbecb86

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02-10-2024 01:39

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General

Target

libicuin.dll
Size

1.6MB
MD5

b67a251689f207c0661cc5983d3dd904
SHA1

f437bd42f687e08decf9d902c533f3ca15d345b3
SHA256

3111bfd4ddde595ce01318c260300e4c5ce9ffc5f905c6bbd53c9f299355bed5
SHA512

f4ca81cb1756c37d2eb16ee05395eccdd087693133a08f46dbe73fb6116db58c63e8dfdfff7778a1ec80c6b8d36784db656a6070e5fb9ed95e596c8ef7c76831
SSDEEP

24576:MigjKg4iRnrr3gT90jVxYy8MAN+J7uY4jYaykLgf3gWHN9rr8rSIXeM:atrGWWrHhnOQI8XeM

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
2360	2188	WerFault.exe	30

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

Processes:

rundll32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	Process	procid_target
PID 1272 wrote to memory of 2188	1272	rundll32.exe	30
PID 1272 wrote to memory of 2188	1272	rundll32.exe	30
PID 1272 wrote to memory of 2188	1272	rundll32.exe	30
PID 1272 wrote to memory of 2188	1272	rundll32.exe	30
PID 1272 wrote to memory of 2188	1272	rundll32.exe	30
PID 1272 wrote to memory of 2188	1272	rundll32.exe	30
PID 1272 wrote to memory of 2188	1272	rundll32.exe	30
PID 2188 wrote to memory of 2360	2188	rundll32.exe	31
PID 2188 wrote to memory of 2360	2188	rundll32.exe	31
PID 2188 wrote to memory of 2360	2188	rundll32.exe	31
PID 2188 wrote to memory of 2360	2188	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\libicuin.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1272
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\libicuin.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2188
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2188 -s 220
    3⤵
    - Program crash
    PID:2360

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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