e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a

Analysis

max time kernel
148s
max time network
151s
platform
windows10-1703_x64
resource
win10-20231129-en
resource tags

arch:x64arch:x86image:win10-20231129-enlocale:en-usos:windows10-1703-x64system
submitted
11-12-2023 01:17

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General

Target

e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a.exe
Size

6.9MB
MD5

e3b61c728c72d8ba4263a73e8da40bf9
SHA1

ac806447653fa7133e5436384a3b78850810a177
SHA256

e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a
SHA512

bfae7978c3ffa0d805e154f22292a4e6be5d46ef8b32b73a51078d83584096717ca0519b69de869957387c2e5694f33c9bfd189ff33ba3878117d8b077113882
SSDEEP

196608:9K2+nNevvWstwr2m5BmycyEbSfasepd5e4x6+AjZ6mjxzj:9DY6tiP3myRfzepXe4ny8gxzj

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4248	e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a.tmp

Loads dropped DLL 3 IoCs

pid	Process
4248	e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a.tmp
4248	e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a.tmp
4248	e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a.tmp

Drops file in Program Files directory 6 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\CRTGame\stuff\is-MK1BU.tmp	e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a.tmp
File created	C:\Program Files (x86)\CRTGame\stuff\is-DVC7Q.tmp	e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a.tmp
File created	C:\Program Files (x86)\CRTGame\uninstall\unins000.dat	e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a.tmp
File created	C:\Program Files (x86)\CRTGame\uninstall\is-VFQV2.tmp	e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a.tmp
File created	C:\Program Files (x86)\CRTGame\stuff\is-2B71P.tmp	e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a.tmp
File created	C:\Program Files (x86)\CRTGame\stuff\is-JQOHJ.tmp	e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4248	e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a.tmp

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4464 wrote to memory of 4248	4464	e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a.exe	17
PID 4464 wrote to memory of 4248	4464	e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a.exe	17
PID 4464 wrote to memory of 4248	4464	e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a.exe	17

C:\Users\Admin\AppData\Local\Temp\e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a.exe
"C:\Users\Admin\AppData\Local\Temp\e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4464
- C:\Users\Admin\AppData\Local\Temp\is-VDFGP.tmp\e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-VDFGP.tmp\e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a.tmp" /SL5="$501F8,6991381,54272,C:\Users\Admin\AppData\Local\Temp\e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of FindShellTrayWindow
  PID:4248

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\is-VDFGP.tmp\e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a.tmp

Filesize
125KB

MD5
5bb72e6f9211de696ee68119cca0d5b8

SHA1
120c72ea0494ff5bf69a805b8b5382cb75b181ad

SHA256
43349b2c54ea59ca4c60b70af9bef1c5fa133d6ece7aaa0806e307afefe4bdb6

SHA512
56f53f7ef5c1c9540f87057a918fc8e0cb6e3c7211bc821b8d47175d329be07e84b46fdf92e1598e6dc3e6ed1d40724b4bf2680883771fcee529dfdeb485ae10

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-VDFGP.tmp\e8b3adf1fb7c653b4106e8a9bf78c96412dbf8b82cf0836e0a818bbf3c87317a.tmp

Filesize
44KB

MD5
78e0c7a8d298394cda985009167d0fe8

SHA1
8a56d37eb964729b7db666ce09f44210cbe8273d

SHA256
933d85569f452419d032c8c3389ed2595fd73027cd66dd2a477d1825e7e6d574

SHA512
ab6891bf84bbf62f155761f6d9dcb2c1c83dac0a40f36d4171f6e5cf2716674c71c4a60048015a359638a6fe1d536fb0083428f421fff3b0ed5c81cc409a278a

Download Submit
\Users\Admin\AppData\Local\Temp\is-DNRKC.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-DNRKC.tmp\_isetup\_isdecmp.dll

Filesize
19KB

MD5
3adaa386b671c2df3bae5b39dc093008

SHA1
067cf95fbdb922d81db58432c46930f86d23dded

SHA256
71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

SHA512
bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

Download Submit
memory/4248-13-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/4248-37-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/4248-40-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/4464-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4464-2-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4464-36-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download