737dac882bbacfd5b483c79f559d4214cd06a45cfc21995acb21a496bf2f3254

Analysis

max time kernel
92s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
08/07/2024, 00:38

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General

Target

Uninstall.exe
Size

78KB
MD5

53ec2bfd9b7eb90ad32ab312ff7aff85
SHA1

dcb6660f5743155c80fbcbc7487b6c9234fd7c21
SHA256

83c859f2c0de9fd43eba3699ef5a61bc40b28fb92831488f0223918a3903beb5
SHA512

853c56029b4a72970f1b49433dd15f4b8437bf5b4b3d930483da8f4faa2d95efacbdb92067131b6c155d5473d217687c75fd6e39a9172c3fae4fba0295c66fc5
SSDEEP

1536:FQpQ5EP0ijnRTXJ1gdLeAyNL4bK6MPLWhbhRgPbgmBY/V5D+DQ1sucVU1jb:FQIURTXJ1ceA/Amg8oY/V5CCSVeb

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2368	Au_.exe

Loads dropped DLL 1 IoCs

pid	Process
2368	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/0x00070000000234cb-4.dat	nsis_installer_1
behavioral24/files/0x00070000000234cb-4.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1552 wrote to memory of 2368	1552	Uninstall.exe	85
PID 1552 wrote to memory of 2368	1552	Uninstall.exe	85
PID 1552 wrote to memory of 2368	1552	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:1552
- 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:2368

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\nssCD06.tmp\UAC.dll

Filesize
13KB

MD5
29858669d7da388d1e62b4fd5337af12

SHA1
756b94898429a9025a04ae227f060952f1149a5f

SHA256
c24c005daa7f5578c4372b38d1be6be5e27ef3ba2cdb9b67fee15cac406eba62

SHA512
6f4d538f2fe0681f357bab73f633943c539ddc1451efa1d1bb76d70bb47aa68a05849e36ae405cc4664598a8194227fa7053de6dbce7d6c52a20301293b3c85f

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

Filesize
78KB

MD5
53ec2bfd9b7eb90ad32ab312ff7aff85

SHA1
dcb6660f5743155c80fbcbc7487b6c9234fd7c21

SHA256
83c859f2c0de9fd43eba3699ef5a61bc40b28fb92831488f0223918a3903beb5

SHA512
853c56029b4a72970f1b49433dd15f4b8437bf5b4b3d930483da8f4faa2d95efacbdb92067131b6c155d5473d217687c75fd6e39a9172c3fae4fba0295c66fc5

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