05ab6b54e84c54e257d6bf465470c35a42572df6dbfc4cfaba2fce40ac7e94c2

Analysis

max time kernel
147s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2023 06:43

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General

Target

5a6ac3710d9edf91bf18895614c24e9c.exe
Size

281KB
MD5

5a6ac3710d9edf91bf18895614c24e9c
SHA1

a39246d820a853317442e42eb365b92b68ddcdf7
SHA256

05ab6b54e84c54e257d6bf465470c35a42572df6dbfc4cfaba2fce40ac7e94c2
SHA512

c638f7f428faa3a36f09b9cf4a25ae09200dfc2d0c200da5e5dc0a79b7c2a833333b94dbba52c77cd5cc10a07300f5fde224e13523e896b333427ece1a003135
SSDEEP

6144:psaocyLCjndRldpASzJ/rp4V7YZMuk+p9nt0E2iNc3wXbK:ptob0dRl7rRrGV7Puk+B0E2iN+w+

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
5584	installer.exe
5280	8326f16e-dd66-11e2-a752-00259033c1da.exe

Loads dropped DLL 1 IoCs

pid	Process
4292	5a6ac3710d9edf91bf18895614c24e9c.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	installer.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	installer.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	installer.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	installer.exe
File opened for modification	C:\Windows\assembly	installer.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
5280	8326f16e-dd66-11e2-a752-00259033c1da.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5280	8326f16e-dd66-11e2-a752-00259033c1da.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5280	8326f16e-dd66-11e2-a752-00259033c1da.exe
5280	8326f16e-dd66-11e2-a752-00259033c1da.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4292 wrote to memory of 5584	4292	5a6ac3710d9edf91bf18895614c24e9c.exe	88
PID 4292 wrote to memory of 5584	4292	5a6ac3710d9edf91bf18895614c24e9c.exe	88
PID 5584 wrote to memory of 5280	5584	installer.exe	91
PID 5584 wrote to memory of 5280	5584	installer.exe	91
PID 5584 wrote to memory of 5280	5584	installer.exe	91

C:\Users\Admin\AppData\Local\Temp\5a6ac3710d9edf91bf18895614c24e9c.exe
"C:\Users\Admin\AppData\Local\Temp\5a6ac3710d9edf91bf18895614c24e9c.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4292
- C:\Users\Admin\AppData\Local\Temp\nsg3E14.tmp\installer.exe
  C:\Users\Admin\AppData\Local\Temp\nsg3E14.tmp\installer.exe 8326f16e-dd66-11e2-a752-00259033c1da.exe /t102b685172080bb83f1b1b171fc285 /dT132290320S102b685172080bb83f1b1b171fc285 /e9107993 /u8326f16e-dd66-11e2-a752-00259033c1da
  2⤵
  - Executes dropped EXE
  - Drops desktop.ini file(s)
  - Drops file in Windows directory
  - Suspicious use of WriteProcessMemory
  PID:5584
- - C:\Users\Admin\AppData\Local\Temp\nsg3E14.tmp\8326f16e-dd66-11e2-a752-00259033c1da.exe
    /t102b685172080bb83f1b1b171fc285 /dT132290320S102b685172080bb83f1b1b171fc285 /e9107993 /u8326f16e-dd66-11e2-a752-00259033c1da
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:5280

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\nsg3E14.tmp\8326f16e-dd66-11e2-a752-00259033c1da.exe

Filesize
249KB

MD5
e5fdaf113b510ceaf5672d7af36eaa75

SHA1
ee4c3b6d2343650926944869a07e31a9a2a4ffc5

SHA256
d4f2a25d2831f368313160bf2e2983264426ba9e4027447440b5a3ee8bb8b526

SHA512
f55acf149353251d44d768381a9256f509c62e24479775a24924c584a29fd7cdc2f705b84318a0280ca9731c6c3b4be993045e2e925cd42ef7a9e64e21e584a8

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsg3E14.tmp\installer.exe

Filesize
207KB

MD5
de8e9cb3a534359f5809b9c5980ce365

SHA1
34def3bd6d46a97daa546671513733b9a94c1e8a

SHA256
653db07daeedb23437e723f00ab4f7320e5bb6e6689e38e54896ee44d84cfc71

SHA512
dffe030837a4babfb06419ffd893f54b9856e0f1aafb320e923a7a4aea894154207b0f2998fd0ecaaf0105c6ff1bed95d93a8ae2f531e1c8c3aca248a35b1fe2

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsg3E14.tmp\nsExec.dll

Filesize
8KB

MD5
9f4abe9c1c095cdb505df5db52644d44

SHA1
94295f495f5535e0143107d3ca34141c943ec0b5

SHA256
e41bd375070919e1e194a7c1ca722a30d648a7fa7a4b5c33fb05660813c18bdf

SHA512
d1b6ab6d3e51f69e6ec79aa23629afc9ddedd8a7a668ea61b06bec115c95e2a35dca3ff9b9eb649e4bfece9a2fcd0832fed45f2308dca874f6e819708ed48169

Download Submit
memory/4292-30-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/5280-22-0x0000000000E60000-0x0000000000E70000-memory.dmp

Filesize
64KB

Download
memory/5280-24-0x0000000074010000-0x00000000745C1000-memory.dmp

Filesize
5.7MB

Download
memory/5280-21-0x0000000000E60000-0x0000000000E70000-memory.dmp

Filesize
64KB

Download
memory/5280-19-0x0000000074010000-0x00000000745C1000-memory.dmp

Filesize
5.7MB

Download
memory/5280-20-0x0000000074010000-0x00000000745C1000-memory.dmp

Filesize
5.7MB

Download
memory/5584-11-0x000000001BC90000-0x000000001BCB8000-memory.dmp

Filesize
160KB

Download
memory/5584-10-0x00000000017E0000-0x00000000017F0000-memory.dmp

Filesize
64KB

Download
memory/5584-14-0x00007FF8BDA90000-0x00007FF8BE431000-memory.dmp

Filesize
9.6MB

Download
memory/5584-26-0x00007FF8BDA90000-0x00007FF8BE431000-memory.dmp

Filesize
9.6MB

Download
memory/5584-9-0x00007FF8BDA90000-0x00007FF8BE431000-memory.dmp

Filesize
9.6MB

Download