201d2e3454a2666f04cb212274de8e6d97a4630fd6a403023fcd963e89f63255

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
30-05-2024 15:16

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Uninstall.exe
Size

96KB
MD5

1b48e1d5d2a00a916c7df2f7abbd2713
SHA1

4a052f97b760fa2db89974069cbce2d3cb0d560a
SHA256

589dd07c5163c550e794000a67638d52ecf86477976527052fc99304aa74a46b
SHA512

d3dd85a74f4455266f8ac055c5f31c51fbba7fa6525a4eac0040676acc22fcab1d4fcf636c191521790afd2a7059a89f855a5081926f2ae994532e442501997b
SSDEEP

1536:WQpQ5EP0ijnRTXJNe5wP7+VCusaarmj8ZNF4a1OCWMSF5I7GcqRh:WQIURTXJ6stVmkOd8p8

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2808	Au_.exe

Loads dropped DLL 3 IoCs

pid	Process
1616	Uninstall.exe
2808	Au_.exe
2808	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
behavioral21/files/0x0006000000016c5d-2.dat	nsis_installer_1
behavioral21/files/0x0006000000016c5d-2.dat	nsis_installer_2

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2808	Au_.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1616 wrote to memory of 2808	1616	Uninstall.exe	28
PID 1616 wrote to memory of 2808	1616	Uninstall.exe	28
PID 1616 wrote to memory of 2808	1616	Uninstall.exe	28
PID 1616 wrote to memory of 2808	1616	Uninstall.exe	28

C:\Users\Admin\AppData\Local\Temp\Uninstall.exe
"C:\Users\Admin\AppData\Local\Temp\Uninstall.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1616
- 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
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2808

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

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\nso1844.tmp\System.dll

Filesize
11KB

MD5
c17103ae9072a06da581dec998343fc1

SHA1
b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

SHA256
dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

SHA512
d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

Download Submit
\Users\Admin\AppData\Local\Temp\nso1844.tmp\nsDialogs.dll

Filesize
9KB

MD5
c10e04dd4ad4277d5adc951bb331c777

SHA1
b1e30808198a3ae6d6d1cca62df8893dc2a7ad43

SHA256
e31ad6c6e82e603378cb6b80e67d0e0dcd9cf384e1199ac5a65cb4935680021a

SHA512
853a5564bf751d40484ea482444c6958457cb4a17fb973cf870f03f201b8b2643be41bccde00f6b2026dc0c3d113e6481b0dc4c7b0f3ae7966d38c92c6b5862e

Download Submit
\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
96KB

MD5
1b48e1d5d2a00a916c7df2f7abbd2713

SHA1
4a052f97b760fa2db89974069cbce2d3cb0d560a

SHA256
589dd07c5163c550e794000a67638d52ecf86477976527052fc99304aa74a46b

SHA512
d3dd85a74f4455266f8ac055c5f31c51fbba7fa6525a4eac0040676acc22fcab1d4fcf636c191521790afd2a7059a89f855a5081926f2ae994532e442501997b

Download Submit