3acd37405fd412651f315fed6d1df265f0c606c81f299fbff3a72710e37cab9d

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
28/12/2023, 22:12

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General

Target

fbe27ad7251d741049e461c5cd248961.exe
Size

208KB
MD5

fbe27ad7251d741049e461c5cd248961
SHA1

0ccc82eab7d1494150c7d933431c5234f37aa09d
SHA256

3acd37405fd412651f315fed6d1df265f0c606c81f299fbff3a72710e37cab9d
SHA512

523487aa22161c443777a28c6f7fa3511aa470d75c7a1f321b4f5120e27857d3b506d52fd5aa38403303492cf664eb117ce3635275b98d6298e1a7398213b8e6
SSDEEP

6144:TlGRgXm15iDjfqssrSVR6AFVmpP7lnn1y:8v1SqixFsJlnn1y

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4844	u.dll
3808	mpress.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000_Classes\Local Settings	calc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5096	OpenWith.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3408 wrote to memory of 2940	3408	fbe27ad7251d741049e461c5cd248961.exe	90
PID 3408 wrote to memory of 2940	3408	fbe27ad7251d741049e461c5cd248961.exe	90
PID 3408 wrote to memory of 2940	3408	fbe27ad7251d741049e461c5cd248961.exe	90
PID 2940 wrote to memory of 4844	2940	cmd.exe	97
PID 2940 wrote to memory of 4844	2940	cmd.exe	97
PID 2940 wrote to memory of 4844	2940	cmd.exe	97
PID 4844 wrote to memory of 3808	4844	u.dll	94
PID 4844 wrote to memory of 3808	4844	u.dll	94
PID 4844 wrote to memory of 3808	4844	u.dll	94
PID 2940 wrote to memory of 4784	2940	cmd.exe	95
PID 2940 wrote to memory of 4784	2940	cmd.exe	95
PID 2940 wrote to memory of 4784	2940	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\fbe27ad7251d741049e461c5cd248961.exe
"C:\Users\Admin\AppData\Local\Temp\fbe27ad7251d741049e461c5cd248961.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3408
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\465F.tmp\vir.bat""
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2940
- - C:\Windows\SysWOW64\calc.exe
    CALC.EXE
    3⤵
    - Modifies registry class
    PID:4784
- - C:\Users\Admin\AppData\Local\Temp\u.dll
    u.dll -bat vir.bat -save fbe27ad7251d741049e461c5cd248961.exe.com -include s.dll -overwrite -nodelete
    3⤵
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:4844

C:\Users\Admin\AppData\Local\Temp\46DC.tmp\mpress.exe
"C:\Users\Admin\AppData\Local\Temp\46DC.tmp\mpress.exe" "C:\Users\Admin\AppData\Local\Temp\exe46DD.tmp"
1⤵
- Executes dropped EXE
PID:3808

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Suspicious use of SetWindowsHookEx
PID:5096

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\465F.tmp\vir.bat

Filesize
1KB

MD5
80c68fbc8cf69c5887423b76dfdbf821

SHA1
4bb5d634c4db876cdd7117e8ed33a885ca5621e1

SHA256
f227b981e47fd6ad79a07350f5cde808697eee8c57b6f8e1ce3c26a93c068ee2

SHA512
c9fa9b499cdad8e1933ff10eca448c6ba5e8839212449ea8fbeba54d576ad2be403f7dad0632342c88735f0931d539a05a37f7019a86bb14ac2703c4574873ed

Download Submit
C:\Users\Admin\AppData\Local\Temp\46DC.tmp\mpress.exe

Filesize
100KB

MD5
e42b81b9636152c78ba480c1c47d3c7f

SHA1
66a2fca3925428ee91ad9df5b76b90b34d28e0f8

SHA256
7c24c72439880e502be51da5d991b9b56a1af242b4eef4737f0f43b4a87546d2

SHA512
4b2986106325c5c3fe11ab460f646d4740eb85252aa191f2b84e29901fac146d7a82e31c72d39c38a70277f78278621ee506d9da2681f5019cd64c7df85cff6e

Download Submit
C:\Users\Admin\AppData\Local\Temp\exe46DD.tmp

Filesize
41KB

MD5
4d1c4e637e66e3aee050194ee149b1ae

SHA1
542aab9bf825e8cbb8afc946b8fe555ea402a413

SHA256
ba3591ba0a42bd2556af093af3beb685383b239570a459d00ad9ff0747851e25

SHA512
801010a3a79285d26a7ecd84928b7e24de7adab6ad67d2d2ebc81a5639a6b9ea9f0f5cb087e1dfbda5a9cfa031bc2f1798f18d688a7cfc600cb9cde670862011

Download Submit
C:\Users\Admin\AppData\Local\Temp\exe46DD.tmp

Filesize
24KB

MD5
eea12ffa949b5ad5f71e4a086a674c35

SHA1
c2a96e443b72a2869f2e9425aa775680f4cb2d72

SHA256
b984ba079f06f412c63ad35289400e640e26c8df67ee58975d8822a55cf24341

SHA512
6e078d975011f04ceee3f95ffaf3b13d00532b869d4305a153efa6d4c7bf8413cf7d353e1f0edf07bd982a72e9a5740c6e7bd0250c532cb7eb24a49e6fc02c9a

Download Submit
C:\Users\Admin\AppData\Local\Temp\s.dll

Filesize
700KB

MD5
e52e1dacca253a95205caebdf9ba61be

SHA1
89b934078b0ebb6045bcc17eee3395fc3af688ca

SHA256
bc6123009aa8bb34968892ccdd73ef4470aea0651056a9c81e10c60185b81621

SHA512
98cc05f9a24eb88d6c3be905c7870db5bc4d2b36c7a62abde8b2a4e3f2066bd715173c5b17d7066b8db049d6adba0a0b7a2214d3eb54a89ce5e1e97f6afcd4c0

Download Submit
C:\Users\Admin\AppData\Local\Temp\u.dll

Filesize
93KB

MD5
ec3db92301aa424c7a530a4d539a7f37

SHA1
ce848672ac400bb50fb7ef6dfbb0f92f3b41d65c

SHA256
6a9bad795d66771f71f44ef3200af4939ff91cbf757aece23ef677e08b63eebc

SHA512
a6cbd9adaa09737eccce6876531aa59b43b945bcf0ec2b97645f98377061eec725bb7bc678bc7ec16cbf2ba1dcac118a382c0746846cfffde0fdc349331b6b91

Download Submit
C:\Users\Admin\AppData\Local\Temp\vir.bat

Filesize
1KB

MD5
6cbca4829bb07836da4cfb00d0bcd3e1

SHA1
0fd4158ce8b42ae5a4f46b00d83a186c9fafd3c1

SHA256
e349073597d81ea36c97382be0f901004daef692caa2ed26bc0d187740ca91db

SHA512
38726f31513570ef51a822f43a72bf94ce7956221520c629b7906d93a541dd0f5e8906837a634fcba6bd26243dce11677b1704fdeaa3b1f44757dc586892971f

Download Submit
memory/3408-0-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download
memory/3408-1-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download
memory/3408-71-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download
memory/3808-57-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/3808-63-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads