8720ce143198440ad0bf5cac66c06304ab1f414d24de6c6e8184063cd45e2490

Analysis

max time kernel
97s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21-09-2024 08:43

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General

Target

Appraisal...exe
Size

455KB
MD5

8cc9377f480b118d4a20097795125fa1
SHA1

15b3adb3bbb8a44479506dd3dcdd7abdd1ddcfe3
SHA256

e0ca3417eb10f895ac70bee753e9fd7e549287aad340ab3f38c75c58d27657a0
SHA512

9fbf69382149e6766c6d0c9d9a296a3d91c6a96ac21ee3fd08d65c9a3da3499238b629dc6e8ca99a561e5d813acebc9bdfad815ba68637a15037e774fca48c3d
SSDEEP

12288:4NOC63GkAuNDa/S1F09ZEC7jn3VK/yjAqoBT7nM:9Z3XN4S1CXE8DV2yj07nM

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 2 IoCs

Processes:

Appraisal...exe

pid	Process
4740	Appraisal...exe
4740	Appraisal...exe

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

System Information Discovery
T1082

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
3288	4740	WerFault.exe	81

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:

Appraisal...exe

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

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

Appraisal...exe

pid	Process
4740	Appraisal...exe
4740	Appraisal...exe
4740	Appraisal...exe
4740	Appraisal...exe
4740	Appraisal...exe
4740	Appraisal...exe
4740	Appraisal...exe
4740	Appraisal...exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

Appraisal...exe

description	pid	Process	procid_target
PID 4740 wrote to memory of 2088	4740	Appraisal...exe	82
PID 4740 wrote to memory of 2088	4740	Appraisal...exe	82
PID 4740 wrote to memory of 2088	4740	Appraisal...exe	82

C:\Users\Admin\AppData\Local\Temp\Appraisal...exe
"C:\Users\Admin\AppData\Local\Temp\Appraisal...exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4740
- C:\Users\Admin\AppData\Local\Temp\Appraisal...exe
  "C:\Users\Admin\AppData\Local\Temp\Appraisal...exe"
  2⤵
  PID:2088
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4740 -s 1020
  2⤵
  - Program crash
  PID:3288

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4740 -ip 4740
1⤵
PID:4488

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

C:\Users\Admin\AppData\Local\Temp\056oizw.dll

Filesize
11KB

MD5
3b1537f7fc03d57fd1ba28e5df23403e

SHA1
739b38f636a072f057791240f655a236872d9780

SHA256
9db597caf72e1ae04bd196338acc32912aa42485046bd71a7ca75e461a09fa28

SHA512
6f9f244c2336a3b445b536b4ae56027f66850bd9b508b603a672a8ffd9645e0f03f72e4b0baa281aa9dd6a7b36a8c7a17d2bc6e4c8d34ad21e29f9d1577485ba

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsz9E06.tmp\System.dll

Filesize
11KB

MD5
fccff8cb7a1067e23fd2e2b63971a8e1

SHA1
30e2a9e137c1223a78a0f7b0bf96a1c361976d91

SHA256
6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e

SHA512
f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c

Download Submit
memory/4740-10-0x0000000075160000-0x0000000075167000-memory.dmp

Filesize
28KB

Download
memory/4740-11-0x0000000075160000-0x0000000075167000-memory.dmp

Filesize
28KB

Download