03367608c6bd3d23fb21d2328ca887ded75a77f6153f1f0046c883befb1bf13e

Analysis

max time kernel
145s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
23/08/2024, 18:11

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General

Target

uninst.exe
Size

267KB
MD5

e2f13e8ef4393261accbf1820f494b22
SHA1

07ba5405f71ea82bcb8eb392172b2b8bc3a95e43
SHA256

2ad2574fb0e983dfbeff433b37d53098df32a3b8bc00a7fd81289343adea2deb
SHA512

62fb452417ef1f8103f7a958f9d5890024005eba3d45acbb1865388188452a34e69a30356040cc339ed110674bbe26d738959ae76e57b17196484bb08382b31b
SSDEEP

6144:2e34gc+JW5JiDhEruMYzwIn57i3VeH9MJscYxvODahLt2tyuuKeRsLAo:Fm5KOZYrUCySHLr6uHsLf

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1512	Au_.exe

Loads dropped DLL 7 IoCs

pid	Process
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.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	uninst.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Au_.exe

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral12/files/0x0008000000023509-3.dat	nsis_installer_1
behavioral12/files/0x0008000000023509-3.dat	nsis_installer_2

Suspicious behavior: EnumeratesProcesses 28 IoCs

pid	Process
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe
1512	Au_.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2652 wrote to memory of 1512	2652	uninst.exe	87
PID 2652 wrote to memory of 1512	2652	uninst.exe	87
PID 2652 wrote to memory of 1512	2652	uninst.exe	87

C:\Users\Admin\AppData\Local\Temp\uninst.exe
"C:\Users\Admin\AppData\Local\Temp\uninst.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2652
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1512

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\nsgEF81.tmp\System.dll

Filesize
11KB

MD5
c17103ae9072a06da581dec998343fc1

SHA1
b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

SHA256
dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

SHA512
d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsgEF81.tmp\nsProcEx.dll

Filesize
28KB

MD5
5e7c9a1b92ae6b794ac01929fcf6bf5b

SHA1
cc7a45da00e97acdd5bdf013d460941c7a209031

SHA256
778f0aaeaa4d4e11228257d18fa1145a16b7af6238f3268d41830edee38f2945

SHA512
a6f492181d384ef3db29bf2f2db91ae2b87a64af7bdbdac8b5db72ffebe10b482775b3b09bb458e7005588e31488cdce4bd5d8c7d6b5f943c956bb9d702b13aa

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsgEF81.tmp\nsProcess.dll

Filesize
4KB

MD5
8f4ac52cb2f7143f29f114add12452ad

SHA1
29dc25f5d69bf129d608b83821c8ec8ab8c8edb3

SHA256
b214d73aea95191f7363ad93cdc12b6fbd50a3a54b0aa891b3d45bc4b7b2aa04

SHA512
2f9e2c7450557c2b88a12d3a3b4ab999c9f2a4df0d39dcd795b307b89855387bc96fc6d4fb51de8f33de0780e08a3b15fdad43daeaf7373cca71b01d7afdaf0c

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsgEF81.tmp\wizenis.dll

Filesize
376KB

MD5
c2c86a19ec4ac1195be3307f001897c2

SHA1
42f13dd9bdd0f3c60254c4c56af3288ebb4269c2

SHA256
979f1d83c60e203281120fa9829c5b83ade7b0db35e141cee1e1b475fb421990

SHA512
cd30d66e2ad3e09ed208eea0ef47a53ec835ee0ff0629c1d80e9a700c3d71d7ca4af0f5d8cc7046ec7519a983303a6b28cb031bb04932188a57e95bf2dc644bc

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

Filesize
267KB

MD5
e2f13e8ef4393261accbf1820f494b22

SHA1
07ba5405f71ea82bcb8eb392172b2b8bc3a95e43

SHA256
2ad2574fb0e983dfbeff433b37d53098df32a3b8bc00a7fd81289343adea2deb

SHA512
62fb452417ef1f8103f7a958f9d5890024005eba3d45acbb1865388188452a34e69a30356040cc339ed110674bbe26d738959ae76e57b17196484bb08382b31b

Download Submit
memory/1512-30-0x0000000002A50000-0x0000000002AB2000-memory.dmp

Filesize
392KB

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