0609ebd4157f1b0591ab2a98749c0073a479ffae8e3eb5ba560838bb3eaaa0c5

Analysis

max time kernel
1559s
max time network
1564s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
24-08-2024 03:41

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General

Target

$PLUGINSDIR/uninstall.exe
Size

304KB
MD5

dac3b528233d00e3c2ee268b608fa4c0
SHA1

6c632ad2888cd93f2aa2aef0fde309e043c90f31
SHA256

0491c06f3771d5cdbe47042e8d40a17914e27a7b668b1d08e28f264b122a4dee
SHA512

f1109877a1ddd5e28ebbde7814f97aea530bb6581da4670e91f9593069f182561085cf1432c505261faef9a51564f0058db436998376e056d22b0260163ae0b3
SSDEEP

3072:j5szWOITsEL50jl7yI57isGg4oUeO0l2uuuuuuuuuuuuuuuuuuuDXVoE1wA3/FnZ:CzZZDFGg+mtgc/V2fo0xR6X7gpC

Score

4^/10

discovery

Malware Config

Signatures

Loads dropped DLL 5 IoCs

pid	Process
2356	uninstall.exe
2356	uninstall.exe
2356	uninstall.exe
2356	uninstall.exe
2356	uninstall.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	uninstall.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	uninstall.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	uninstall.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2356 wrote to memory of 2172	2356	uninstall.exe	30
PID 2356 wrote to memory of 2172	2356	uninstall.exe	30
PID 2356 wrote to memory of 2172	2356	uninstall.exe	30
PID 2356 wrote to memory of 2172	2356	uninstall.exe	30

C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\uninstall.exe
"C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\uninstall.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:2356
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c "curl -X POST -H "Content-Type: application/json" -d "{\"client_id\":\"af-Windows\",\"user_id\":\"\",\"events\":[{\"name\":\"Uninstall_SW\",\"params\":{\"engagement_time_msec\":\"1\",\"ea\":\"Launch App\",\"el\":\"1\",\"pv\":\"af-win\",\"install_productversion\":\"Official-com\",\"install_trackversion\":\"1.1.0.2\",\"soft_os_version\":\"\"}}]}" "https://www.google-analytics.com/mp/collect?measurement_id=G-FD4C8EQ6QT&api_secret=MfzS8fntS--YlPo0qsl0GQ""
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2172

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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\nsj1F64.tmp\CheckProVs.dll

Filesize
7KB

MD5
62e85098ce43cb3d5c422e49390b7071

SHA1
df6722f155ce2a1379eff53a9ad1611ddecbb3bf

SHA256
ee7e26894cbf89c93ae4df15bdb12cd9a21f5deacedfa99a01eefe8fa52daec2

SHA512
dfe7438c2b46f822e2a810bc355e5226043547608d19d1c70314e4325c06ad9ad63a797905e30d19f5d9a86ee1a6d9c28f525a298731e79dbf6f3d6441179a8e

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsj1F64.tmp\GoogleTracingLib.dll

Filesize
36KB

MD5
d8fca35ff95fe00a7174177181f8bd13

SHA1
fbafea4d2790dd2c0d022dfb08ded91de7f5265e

SHA256
ad873f1e51e6d033e5507235ec735957256ebeeb0d3f22aa0b57bb4bd0846e4c

SHA512
eb530b10f137cb0cdfdcd2c11fd9f50f774e0ce44e9d2da3e755f6a6df24fe6e7525c27b109e3e68e9d3e49a889937a22f4d9d78703b1055a83b8a58808a58ba

Download Submit
\Users\Admin\AppData\Local\Temp\nsj1F64.tmp\SkinBtn.dll

Filesize
4KB

MD5
29818862640ac659ce520c9c64e63e9e

SHA1
485e1e6cc552fa4f05fb767043b1e7c9eb80be64

SHA256
e96afa894a995a6097a405df76155a7a39962ff6cae7a59d89a25e5a34ab9eeb

SHA512
ebb94eb21e060fb90ec9c86787eada42c7c9e1e7628ea4b16d3c7b414f554a94d5e4f4abe0e4ee30fddf4f904fd3002770a9b967fbd0feeca353e21079777057

Download Submit
\Users\Admin\AppData\Local\Temp\nsj1F64.tmp\System.dll

Filesize
11KB

MD5
ca332bb753b0775d5e806e236ddcec55

SHA1
f35ef76592f20850baef2ebbd3c9a2cfb5ad8d8f

SHA256
df5ae79fa558dc7af244ec6e53939563b966e7dbd8867e114e928678dbd56e5d

SHA512
2de0956a1ad58ad7086e427e89b819089f2a7f1e4133ed2a0a736adc0614e8588ebe2d97f1b59ab8886d662aeb40e0b4838c6a65fbfc652253e3a45664a03a00

Download Submit
\Users\Admin\AppData\Local\Temp\nsj1F64.tmp\nsDialogs.dll

Filesize
9KB

MD5
904d8313031ac05e2bac3dd329828833

SHA1
6c8322f76e5c38bc24b0bcc057a510c92ec40b43

SHA256
a7c5516478ab02b5d6c1684b3c2b31ee03331712bcd9f9a8ef8309d2b72c8ec4

SHA512
9d524ebc965f224e1a16f537f71df0963c586fd548cb9a901f8afb1951416dd656d5493cc5e304157dfa6d70d69bcd4c5a5b140fceb3736548e71fe7086b6de8

Download Submit