d861b507cf79bf9e44fb108cb21754037b38bd8d4a902ebee68e9c5d821bb3c4

Analysis

max time kernel
150s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
20/04/2024, 03:31

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General

Target

d861b507cf79bf9e44fb108cb21754037b38bd8d4a902ebee68e9c5d821bb3c4.exe
Size

448KB
MD5

31976997eea603e5de316b97ed1f9e59
SHA1

3590c6968c8b8d7043d3981535cd9e73232e3edb
SHA256

d861b507cf79bf9e44fb108cb21754037b38bd8d4a902ebee68e9c5d821bb3c4
SHA512

15692c44558f9e6d6aa40fd8de220713d52cd49f317d4afdec1df312a441354da310b61d67750acc98583b3557668ac1e6b30c963f854d96e9e8f46149352482
SSDEEP

6144:X9KsFFpfBaJSUa7p/pCyGH6Y660W7cyqCxSngmMBqfycuPbUl0i5cD5J6K1mxA:X9XNfBaYHpCyfi0npM4dl0v5JdmA

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3156	d861b507cf79bf9e44fb108cb21754037b38bd8d4a902ebee68e9c5d821bb3c4.exe

Executes dropped EXE 1 IoCs

pid	Process
3156	d861b507cf79bf9e44fb108cb21754037b38bd8d4a902ebee68e9c5d821bb3c4.exe

Program crash 7 IoCs

pid	pid_target	Process	procid_target
1188	1520	WerFault.exe	85
992	3156	WerFault.exe	92
220	3156	WerFault.exe	92
2872	3156	WerFault.exe	92
1796	3156	WerFault.exe	92
4772	3156	WerFault.exe	92
4840	3156	WerFault.exe	92

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1520	d861b507cf79bf9e44fb108cb21754037b38bd8d4a902ebee68e9c5d821bb3c4.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3156	d861b507cf79bf9e44fb108cb21754037b38bd8d4a902ebee68e9c5d821bb3c4.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1520 wrote to memory of 3156	1520	d861b507cf79bf9e44fb108cb21754037b38bd8d4a902ebee68e9c5d821bb3c4.exe	92
PID 1520 wrote to memory of 3156	1520	d861b507cf79bf9e44fb108cb21754037b38bd8d4a902ebee68e9c5d821bb3c4.exe	92
PID 1520 wrote to memory of 3156	1520	d861b507cf79bf9e44fb108cb21754037b38bd8d4a902ebee68e9c5d821bb3c4.exe	92

C:\Users\Admin\AppData\Local\Temp\d861b507cf79bf9e44fb108cb21754037b38bd8d4a902ebee68e9c5d821bb3c4.exe
"C:\Users\Admin\AppData\Local\Temp\d861b507cf79bf9e44fb108cb21754037b38bd8d4a902ebee68e9c5d821bb3c4.exe"
1⤵
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1520
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1520 -s 384
  2⤵
  - Program crash
  PID:1188
- C:\Users\Admin\AppData\Local\Temp\d861b507cf79bf9e44fb108cb21754037b38bd8d4a902ebee68e9c5d821bb3c4.exe
  C:\Users\Admin\AppData\Local\Temp\d861b507cf79bf9e44fb108cb21754037b38bd8d4a902ebee68e9c5d821bb3c4.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  PID:3156
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3156 -s 360
    3⤵
    - Program crash
    PID:992
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3156 -s 768
    3⤵
    - Program crash
    PID:220
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3156 -s 788
    3⤵
    - Program crash
    PID:2872
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3156 -s 812
    3⤵
    - Program crash
    PID:1796
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3156 -s 820
    3⤵
    - Program crash
    PID:4772
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3156 -s 776
    3⤵
    - Program crash
    PID:4840

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1520 -ip 1520
1⤵
PID:456

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3156 -ip 3156
1⤵
PID:2652

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 3156 -ip 3156
1⤵
PID:456

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3156 -ip 3156
1⤵
PID:3884

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 3156 -ip 3156
1⤵
PID:2136

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 3156 -ip 3156
1⤵
PID:100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 3156 -ip 3156
1⤵
PID:336

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\d861b507cf79bf9e44fb108cb21754037b38bd8d4a902ebee68e9c5d821bb3c4.exe

Filesize
448KB

MD5
5e870be4ddb901c9a53083cac81f74b8

SHA1
90787dc9ac0570771f5efa92e24afb0ef15f3631

SHA256
ea63ab8111ea9a355d8b037f2c644e7a7d352ec7b16bad8e73e2f228fe0fd830

SHA512
b3de04fe0e6fb6b36f704daa558c1d1f474909ba64cb47fd275d626d550c8adee5e409cd691d27e9f2e3783ded720bcd78430f39985b3b78647a893a94470e04

Download Submit
memory/1520-0-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/1520-6-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/3156-7-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/3156-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/3156-8-0x0000000004DB0000-0x0000000004DEF000-memory.dmp

Filesize
252KB

Download
memory/3156-14-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download