86c989534785cd8af2b858d14d551784abf32a1f91ad9b9fbf43da67f7329ca5

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
26-03-2024 09:15

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General

Target

dece8e327ece0f240afdbcef1456345b.exe
Size

16KB
MD5

dece8e327ece0f240afdbcef1456345b
SHA1

0e6c07f684c83120d150c1a72fb46a71b0f90e55
SHA256

86c989534785cd8af2b858d14d551784abf32a1f91ad9b9fbf43da67f7329ca5
SHA512

06fea16c324e13d22daeb3c270bb16d0dfe9392c5fd1d819e259f466530030c09e2fe31ac1087a012fd1b4b315d4dfbb34bd453ebd3594830308f17ec61c59e6
SSDEEP

384:j7Ho1zZtx6RxPQNZ8uPClPMHGdRyfl+CN72mTH3Q4:cdtuHTYGdRyfQk71TXR

Score

8^/10

upx

Malware Config

Signatures

Drops file in Drivers directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Drivers\beep.sys	dece8e327ece0f240afdbcef1456345b.exe
File opened for modification	C:\Windows\SysWOW64\Drivers\beep.sys	dece8e327ece0f240afdbcef1456345b.exe

Executes dropped EXE 1 IoCs

pid	Process
1948	MyLoverMain.exe

Loads dropped DLL 2 IoCs

pid	Process
3632	dece8e327ece0f240afdbcef1456345b.exe
1948	MyLoverMain.exe

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3632-0-0x0000000000160000-0x000000000016B000-memory.dmp	upx
behavioral2/memory/3632-14-0x0000000000160000-0x000000000016B000-memory.dmp	upx
behavioral2/files/0x000d0000000231b1-15.dat	upx
behavioral2/memory/1948-25-0x0000000000160000-0x000000000016B000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\me.bat	dece8e327ece0f240afdbcef1456345b.exe
File opened for modification	C:\Windows\SysWOW64\me.bat	attrib.exe

Drops file in Windows directory 8 IoCs

description	ioc	Process
File created	C:\Windows\MyLover\kaka.bat	dece8e327ece0f240afdbcef1456345b.exe
File created	C:\Windows\MyLover\MyLoverDll.dat	MyLoverMain.exe
File opened for modification	C:\Windows\MyLover\MyLoverSYS.dat	MyLoverMain.exe
File opened for modification	C:\Windows\MyLover\MyLoverDll.dat	MyLoverMain.exe
File created	C:\Windows\MyLover\MyLoverDll.dat	dece8e327ece0f240afdbcef1456345b.exe
File created	C:\Windows\MyLover\MyLoverSYS.dat	dece8e327ece0f240afdbcef1456345b.exe
File opened for modification	C:\Windows\MyLover\MyLoverDll.dat	dece8e327ece0f240afdbcef1456345b.exe
File opened for modification	C:\Windows\MyLover\MyLoverSYS.dat	dece8e327ece0f240afdbcef1456345b.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
1948	MyLoverMain.exe
1948	MyLoverMain.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
1948	MyLoverMain.exe
1948	MyLoverMain.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
1948	MyLoverMain.exe
1948	MyLoverMain.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
1948	MyLoverMain.exe
1948	MyLoverMain.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
1948	MyLoverMain.exe
1948	MyLoverMain.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
1948	MyLoverMain.exe
1948	MyLoverMain.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
1948	MyLoverMain.exe
1948	MyLoverMain.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
1948	MyLoverMain.exe
1948	MyLoverMain.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
1948	MyLoverMain.exe
1948	MyLoverMain.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
1948	MyLoverMain.exe
1948	MyLoverMain.exe
3632	dece8e327ece0f240afdbcef1456345b.exe
3632	dece8e327ece0f240afdbcef1456345b.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
656	Process not Found

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3632	dece8e327ece0f240afdbcef1456345b.exe
Token: SeDebugPrivilege	1948	MyLoverMain.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 3632 wrote to memory of 2800	3632	dece8e327ece0f240afdbcef1456345b.exe	89
PID 3632 wrote to memory of 2800	3632	dece8e327ece0f240afdbcef1456345b.exe	89
PID 3632 wrote to memory of 2800	3632	dece8e327ece0f240afdbcef1456345b.exe	89
PID 2800 wrote to memory of 3420	2800	NET.exe	91
PID 2800 wrote to memory of 3420	2800	NET.exe	91
PID 2800 wrote to memory of 3420	2800	NET.exe	91
PID 3632 wrote to memory of 2076	3632	dece8e327ece0f240afdbcef1456345b.exe	96
PID 3632 wrote to memory of 2076	3632	dece8e327ece0f240afdbcef1456345b.exe	96
PID 3632 wrote to memory of 2076	3632	dece8e327ece0f240afdbcef1456345b.exe	96
PID 2076 wrote to memory of 4848	2076	NET.exe	98
PID 2076 wrote to memory of 4848	2076	NET.exe	98
PID 2076 wrote to memory of 4848	2076	NET.exe	98
PID 3632 wrote to memory of 4856	3632	dece8e327ece0f240afdbcef1456345b.exe	100
PID 3632 wrote to memory of 4856	3632	dece8e327ece0f240afdbcef1456345b.exe	100
PID 3632 wrote to memory of 4856	3632	dece8e327ece0f240afdbcef1456345b.exe	100
PID 1948 wrote to memory of 800	1948	MyLoverMain.exe	10
PID 4856 wrote to memory of 4892	4856	cmd.exe	102
PID 4856 wrote to memory of 4892	4856	cmd.exe	102
PID 4856 wrote to memory of 4892	4856	cmd.exe	102

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
4892	attrib.exe

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch -p
1⤵
PID:800

C:\Users\Admin\AppData\Local\Temp\dece8e327ece0f240afdbcef1456345b.exe
"C:\Users\Admin\AppData\Local\Temp\dece8e327ece0f240afdbcef1456345b.exe"
1⤵
- Drops file in Drivers directory
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3632
- C:\Windows\SysWOW64\NET.exe
  NET STOP Beep
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2800
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 STOP Beep
    3⤵
    PID:3420
- C:\Windows\SysWOW64\NET.exe
  NET START Beep
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2076
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 START Beep
    3⤵
    PID:4848
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Windows\system32\me.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4856
- - C:\Windows\SysWOW64\attrib.exe
    attrib -h -s -r -a C:\Windows\system32\me.bat
    3⤵
    - Drops file in System32 directory
    - Views/modifies file attributes
    PID:4892

C:\Windows\MyLover\MyLoverMain.exe
C:\Windows\MyLover\MyLoverMain.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1948

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\MyLover\MyLoverDll.dat

Filesize
11KB

MD5
f502f7533e37157b70d6871ef93bc65d

SHA1
a2b7b7cefa310c41018371147ba64c2deb53e0c3

SHA256
55c96bbe5490b47a82b7dda9dd751c137fec4aa39dbd5ec01c29c5ca1685019c

SHA512
272872e7022cfba8448a0cbaef5473db3d949c2eeff0521c870045190f12f8641b37bae26170916eb117887f15f4c169fc0e1c7443e1a58db6203fb44a3bc24a

Download Submit
C:\Windows\MyLover\MyLoverMain.exe

Filesize
16KB

MD5
dece8e327ece0f240afdbcef1456345b

SHA1
0e6c07f684c83120d150c1a72fb46a71b0f90e55

SHA256
86c989534785cd8af2b858d14d551784abf32a1f91ad9b9fbf43da67f7329ca5

SHA512
06fea16c324e13d22daeb3c270bb16d0dfe9392c5fd1d819e259f466530030c09e2fe31ac1087a012fd1b4b315d4dfbb34bd453ebd3594830308f17ec61c59e6

Download Submit
C:\Windows\SysWOW64\drivers\beep.sys

Filesize
4KB

MD5
3bbf4bbec9e7720a9a53c8911dfa3aab

SHA1
f50695daf4f0b366b12e9c065519295d03cf6d3f

SHA256
c0bed2920e25a28af51029d5deaafff82d0955f8bd8e7ea21d2bdbd3e177c7c0

SHA512
b9263452daa0247d8c9f75cdc1b837a56d526804d9c559e2790c78371307f9e3d0ec9a584d8463acd02d57ce75f523e3c2e4dab2a4d4e2ed0e0ddd22d335fb36

Download Submit
C:\Windows\SysWOW64\me.bat

Filesize
137B

MD5
2c06333ff38c1cca43b237f546175998

SHA1
5b1b7f92456c9bf0f4735c83530e2a429b76fa9f

SHA256
2482121585fb9056190d3a3b274b1061a92877738ce82425fbde8464c4009a99

SHA512
2c93520b49d5c8fdf0f9c34135d0ba6a7d3538209af1c33fe9400712c2dc106e68ad724734d7a60adf0210bf1649cee471536b4bac25cd73ad8efaafed91593f

Download Submit
memory/1948-25-0x0000000000160000-0x000000000016B000-memory.dmp

Filesize
44KB

Download
memory/3632-0-0x0000000000160000-0x000000000016B000-memory.dmp

Filesize
44KB

Download
memory/3632-14-0x0000000000160000-0x000000000016B000-memory.dmp

Filesize
44KB

Download