2404fede24d3ba8d9f62dce7e57d91f1d082ddc4044da0939970eb4bbf508a97

Analysis

max time kernel
1s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2023, 07:40

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General

Target

0f84147ad6373a34a9a240e56acd80cb.exe
Size

281KB
MD5

0f84147ad6373a34a9a240e56acd80cb
SHA1

e92214ae416d9a62c6eb2c40dd8bfc143accccfb
SHA256

2404fede24d3ba8d9f62dce7e57d91f1d082ddc4044da0939970eb4bbf508a97
SHA512

51ab23949584d043b08b6cebc17932c332e5e757a7fe9a2add04e040c30a9255c100ca15fe7aef4200f38071382365978dde792a97c9ebd4def399b94f9976a1
SSDEEP

6144:IsaocyLCjnRlni2DQjFGwIOd7XLMcNLyKaXPK5XlMoYm:Itob0R14lbMcNLyHXPKn

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4948	installer.exe
4612	8326f16e-dd66-11e2-a752-00259033c1da.exe

Loads dropped DLL 1 IoCs

pid	Process
852	0f84147ad6373a34a9a240e56acd80cb.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 use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4612	8326f16e-dd66-11e2-a752-00259033c1da.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 852 wrote to memory of 4948	852	0f84147ad6373a34a9a240e56acd80cb.exe	19
PID 852 wrote to memory of 4948	852	0f84147ad6373a34a9a240e56acd80cb.exe	19
PID 4948 wrote to memory of 4612	4948	installer.exe	22
PID 4948 wrote to memory of 4612	4948	installer.exe	22
PID 4948 wrote to memory of 4612	4948	installer.exe	22

C:\Users\Admin\AppData\Local\Temp\0f84147ad6373a34a9a240e56acd80cb.exe
"C:\Users\Admin\AppData\Local\Temp\0f84147ad6373a34a9a240e56acd80cb.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:852
- C:\Users\Admin\AppData\Local\Temp\nsi4EBE.tmp\installer.exe
  C:\Users\Admin\AppData\Local\Temp\nsi4EBE.tmp\installer.exe 8326f16e-dd66-11e2-a752-00259033c1da.exe /t1023a7a156ce7db33cb7c8bcf7cfb5 /dT132290432S1023a7a156ce7db33cb7c8bcf7cfb5 /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:4948
- - C:\Users\Admin\AppData\Local\Temp\nsi4EBE.tmp\8326f16e-dd66-11e2-a752-00259033c1da.exe
    /t1023a7a156ce7db33cb7c8bcf7cfb5 /dT132290432S1023a7a156ce7db33cb7c8bcf7cfb5 /e9107993 /u8326f16e-dd66-11e2-a752-00259033c1da
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:4612

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\nsi4EBE.tmp\installer.exe

Filesize
207KB

MD5
de8e9cb3a534359f5809b9c5980ce365

SHA1
34def3bd6d46a97daa546671513733b9a94c1e8a

SHA256
653db07daeedb23437e723f00ab4f7320e5bb6e6689e38e54896ee44d84cfc71

SHA512
dffe030837a4babfb06419ffd893f54b9856e0f1aafb320e923a7a4aea894154207b0f2998fd0ecaaf0105c6ff1bed95d93a8ae2f531e1c8c3aca248a35b1fe2

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsi4EBE.tmp\nsExec.dll

Filesize
8KB

MD5
9f4abe9c1c095cdb505df5db52644d44

SHA1
94295f495f5535e0143107d3ca34141c943ec0b5

SHA256
e41bd375070919e1e194a7c1ca722a30d648a7fa7a4b5c33fb05660813c18bdf

SHA512
d1b6ab6d3e51f69e6ec79aa23629afc9ddedd8a7a668ea61b06bec115c95e2a35dca3ff9b9eb649e4bfece9a2fcd0832fed45f2308dca874f6e819708ed48169

Download Submit
memory/852-31-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/4612-22-0x00000000013E0000-0x00000000013F0000-memory.dmp

Filesize
64KB

Download
memory/4612-21-0x0000000074260000-0x0000000074811000-memory.dmp

Filesize
5.7MB

Download
memory/4612-19-0x0000000074260000-0x0000000074811000-memory.dmp

Filesize
5.7MB

Download
memory/4612-20-0x00000000013E0000-0x00000000013F0000-memory.dmp

Filesize
64KB

Download
memory/4612-23-0x00000000013E0000-0x00000000013F0000-memory.dmp

Filesize
64KB

Download
memory/4612-25-0x0000000074260000-0x0000000074811000-memory.dmp

Filesize
5.7MB

Download
memory/4948-11-0x00007FFE1FA20000-0x00007FFE203C1000-memory.dmp

Filesize
9.6MB

Download
memory/4948-9-0x00007FFE1FA20000-0x00007FFE203C1000-memory.dmp

Filesize
9.6MB

Download
memory/4948-12-0x000000001B1B0000-0x000000001B1D8000-memory.dmp

Filesize
160KB

Download
memory/4948-27-0x00007FFE1FA20000-0x00007FFE203C1000-memory.dmp

Filesize
9.6MB

Download
memory/4948-10-0x0000000000B60000-0x0000000000B70000-memory.dmp

Filesize
64KB

Download