f091affa4bfe7b5d24c784295f49ce788032b3dd89b0160e95caca1d08f92768

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
01/11/2024, 06:15

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General

Target

f091affa4bfe7b5d24c784295f49ce788032b3dd89b0160e95caca1d08f92768.exe
Size

511KB
MD5

77a1c8918ae7893671d3dfe3b410a107
SHA1

c863d6378582314b9898054031b0eb7019cff637
SHA256

f091affa4bfe7b5d24c784295f49ce788032b3dd89b0160e95caca1d08f92768
SHA512

341f7d0749886c8b9efc4e3a2ec2f99bee712418a338a22261fd20d688ddc327cd80754ca36d5f640395cd87c58624b525b3341ac1beab445f45c6d57f1f27b3
SSDEEP

12288:QXbtieDFJ/9GGYLtORcN1zk2Mt4yGOup8WWfL8s:QXxpDFJ/99Y/WKVbs

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 2 IoCs

pid	Process
2416	f091affa4bfe7b5d24c784295f49ce788032b3dd89b0160e95caca1d08f92768.exe
2416	f091affa4bfe7b5d24c784295f49ce788032b3dd89b0160e95caca1d08f92768.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
860	2416	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	f091affa4bfe7b5d24c784295f49ce788032b3dd89b0160e95caca1d08f92768.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2416 wrote to memory of 860	2416	f091affa4bfe7b5d24c784295f49ce788032b3dd89b0160e95caca1d08f92768.exe	30
PID 2416 wrote to memory of 860	2416	f091affa4bfe7b5d24c784295f49ce788032b3dd89b0160e95caca1d08f92768.exe	30
PID 2416 wrote to memory of 860	2416	f091affa4bfe7b5d24c784295f49ce788032b3dd89b0160e95caca1d08f92768.exe	30
PID 2416 wrote to memory of 860	2416	f091affa4bfe7b5d24c784295f49ce788032b3dd89b0160e95caca1d08f92768.exe	30

C:\Users\Admin\AppData\Local\Temp\f091affa4bfe7b5d24c784295f49ce788032b3dd89b0160e95caca1d08f92768.exe
"C:\Users\Admin\AppData\Local\Temp\f091affa4bfe7b5d24c784295f49ce788032b3dd89b0160e95caca1d08f92768.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2416
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2416 -s 516
  2⤵
  - Program crash
  PID:860

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\nsd94A2.tmp\System.dll

Filesize
12KB

MD5
192639861e3dc2dc5c08bb8f8c7260d5

SHA1
58d30e460609e22fa0098bc27d928b689ef9af78

SHA256
23d618a0293c78ce00f7c6e6dd8b8923621da7dd1f63a070163ef4c0ec3033d6

SHA512
6e573d8b2ef6ed719e271fd0b2fd9cd451f61fc9a9459330108d6d7a65a0f64016303318cad787aa1d5334ba670d8f1c7c13074e1be550b4a316963ecc465cdc

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