c9018a2ece8a1dee225e1d3530169968bdbf3e0aba291086c539aecedb49a9e3

Analysis

max time kernel
141s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
21-07-2024 22:42

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General

Target

Uninstall.exe
Size

56KB
MD5

ae098952bc80c412592b7eeddf84ba18
SHA1

5d8475c42459760a534841f666ea1ca048e57f57
SHA256

25aba1b37744fd22a30c81e7e8125428ab46438b21d8f633349d5961c9dac14c
SHA512

1c4ef5be951429a09d74711b57cd7ce4de34c6bbf22f836ba0916f89dd3bb7aefe403dcb7fa3434f96747b215a0511bf87e9964cfa99e53058af26ae61bd4cec
SSDEEP

768:d1cVhpQI2EQK0iPDh84nScF15GYbWjXO3XJPHVkqhTYg4kZ2P7IY3w1Iwsn:rQpQ5EP0ijnRTXJfVkqhTYg92jv

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2644	Au_.exe

Loads dropped DLL 3 IoCs

pid	Process
2644	Au_.exe
2644	Au_.exe
2644	Au_.exe

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

System Information Discovery
T1082

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral24/files/0x0007000000023481-4.dat	nsis_installer_1
behavioral24/files/0x0007000000023481-4.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2044 wrote to memory of 2644	2044	Uninstall.exe	85
PID 2044 wrote to memory of 2644	2044	Uninstall.exe	85
PID 2044 wrote to memory of 2644	2044	Uninstall.exe	85

C:\Users\Admin\AppData\Local\Temp\Uninstall.exe
"C:\Users\Admin\AppData\Local\Temp\Uninstall.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2044
- C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2644

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsj9D0D.tmp\System.dll

Filesize
11KB

MD5
c17103ae9072a06da581dec998343fc1

SHA1
b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

SHA256
dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

SHA512
d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

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C:\Users\Admin\AppData\Local\Temp\nsj9D0D.tmp\nsDialogs.dll

Filesize
9KB

MD5
c10e04dd4ad4277d5adc951bb331c777

SHA1
b1e30808198a3ae6d6d1cca62df8893dc2a7ad43

SHA256
e31ad6c6e82e603378cb6b80e67d0e0dcd9cf384e1199ac5a65cb4935680021a

SHA512
853a5564bf751d40484ea482444c6958457cb4a17fb973cf870f03f201b8b2643be41bccde00f6b2026dc0c3d113e6481b0dc4c7b0f3ae7966d38c92c6b5862e

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C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
56KB

MD5
ae098952bc80c412592b7eeddf84ba18

SHA1
5d8475c42459760a534841f666ea1ca048e57f57

SHA256
25aba1b37744fd22a30c81e7e8125428ab46438b21d8f633349d5961c9dac14c

SHA512
1c4ef5be951429a09d74711b57cd7ce4de34c6bbf22f836ba0916f89dd3bb7aefe403dcb7fa3434f96747b215a0511bf87e9964cfa99e53058af26ae61bd4cec

Download Submit