9e30f9a97bd295ad276b607f2cb70da2197934913c6b88144679accf1ba64a48

Analysis

max time kernel
92s
max time network
92s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12-10-2024 16:31

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General

Target

uninst.exe
Size

148KB
MD5

45b585b3bf294177af776ad51a75a03a
SHA1

c2db4025458aa550436a6fb3a7db46ec96f7c62a
SHA256

9aacb086deead7752675939f0b3cf914bc4cab77ee778fc0d8a0dfe0f33cb746
SHA512

71968b0657aad1d5658a57ece4c54887ff4539b0277be1dbc241abeb5b6c1d2fe0fe35d2e87a8ea2de26739bb43d4bbd48985e818ab7d39e4947c7e50e6c513f
SSDEEP

1536:wf4exGDkeZ4mOoSgJEAJJF4Fjf6uZFHd6Fuv1sE6NO1uWF8:O4eYZ4+1JXJJOFjf6uZ6Fuv1shOZF8

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3672	Au_.exe

Loads dropped DLL 12 IoCs

pid	Process
3672	Au_.exe
3672	Au_.exe
3672	Au_.exe
3672	Au_.exe
3672	Au_.exe
3672	Au_.exe
3672	Au_.exe
3672	Au_.exe
3672	Au_.exe
3672	Au_.exe
3672	Au_.exe
3672	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
behavioral14/files/0x000a000000023b83-3.dat	nsis_installer_1
behavioral14/files/0x000a000000023b83-3.dat	nsis_installer_2

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3672	Au_.exe
3672	Au_.exe
3672	Au_.exe
3672	Au_.exe
3672	Au_.exe
3672	Au_.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1840 wrote to memory of 3672	1840	uninst.exe	84
PID 1840 wrote to memory of 3672	1840	uninst.exe	84
PID 1840 wrote to memory of 3672	1840	uninst.exe	84

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:1840
- 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:3672

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\nsvA104.tmp\FindProcDLL.dll

Filesize
3KB

MD5
8614c450637267afacad1645e23ba24a

SHA1
e7b7b09b5bbc13e910aa36316d9cc5fc5d4dcdc2

SHA256
0fa04f06a6de18d316832086891e9c23ae606d7784d5d5676385839b21ca2758

SHA512
af46cd679097584ff9a1d894a729b6397f4b3af17dff3e6f07bef257bc7e48ffa341d82daf298616cd5df1450fc5ab7435cacb70f27302b6db193f01a9f8391b

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsvA104.tmp\Inetc.dll

Filesize
20KB

MD5
50fdadda3e993688401f6f1108fabdb4

SHA1
04a9ae55d0fb726be49809582cea41d75bf22a9a

SHA256
6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

SHA512
e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsvA104.tmp\System.dll

Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

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

Filesize
148KB

MD5
45b585b3bf294177af776ad51a75a03a

SHA1
c2db4025458aa550436a6fb3a7db46ec96f7c62a

SHA256
9aacb086deead7752675939f0b3cf914bc4cab77ee778fc0d8a0dfe0f33cb746

SHA512
71968b0657aad1d5658a57ece4c54887ff4539b0277be1dbc241abeb5b6c1d2fe0fe35d2e87a8ea2de26739bb43d4bbd48985e818ab7d39e4947c7e50e6c513f

Download Submit
memory/3672-30-0x0000000002301000-0x0000000002302000-memory.dmp

Filesize
4KB

Download
memory/3672-26-0x0000000002301000-0x0000000002302000-memory.dmp

Filesize
4KB

Download
memory/3672-24-0x0000000002300000-0x0000000002303000-memory.dmp

Filesize
12KB

Download
memory/3672-21-0x0000000002300000-0x0000000002303000-memory.dmp

Filesize
12KB

Download
memory/3672-50-0x0000000002301000-0x0000000002302000-memory.dmp

Filesize
4KB

Download
memory/3672-51-0x0000000002300000-0x0000000002303000-memory.dmp

Filesize
12KB

Download