e058346cdd536e131ba004f62995135d73117c3db6e2128d7a69fef5403a52be

Analysis

max time kernel
152s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
20/10/2022, 03:21

Target

e058346cdd536e131ba004f62995135d73117c3db6e2128d7a69fef5403a52be.dll
Size

412KB
MD5

431f8c3628ef40ffceb6167f42fbb591
SHA1

2d512934f1fb1b67c6c168fe62234b527f59e52e
SHA256

e058346cdd536e131ba004f62995135d73117c3db6e2128d7a69fef5403a52be
SHA512

d29a10fb1c7301cc6f9ef221a8c9bc5ed6c59d195429f3dcb0ca5af7357af15d8074b415228a3c2e75a5166286519b4132ef1d040a0927afd37fd4273240137a
SSDEEP

6144:FCShmBEdr2eOIshARj8BXyzmU9XGy3Rx7T5YhAspaVA4jB1kkrtcB/ximIrJF:kgr3s2oBXyZJx5YhVoBSScCT

Score

8^/10

upx

Executes dropped EXE 1 IoCs

pid	Process
4272	rundll32mgr.exe

UPX packed file 1 IoCs

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

resource	yara_rule
behavioral2/memory/4272-137-0x0000000000400000-0x000000000042A000-memory.dmp	upx

Loads dropped DLL 1 IoCs

pid	Process
4272	rundll32mgr.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\rundll32mgr.exe	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4976	4272	WerFault.exe	82

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1364 wrote to memory of 2688	1364	rundll32.exe	81
PID 1364 wrote to memory of 2688	1364	rundll32.exe	81
PID 1364 wrote to memory of 2688	1364	rundll32.exe	81
PID 2688 wrote to memory of 4272	2688	rundll32.exe	82
PID 2688 wrote to memory of 4272	2688	rundll32.exe	82
PID 2688 wrote to memory of 4272	2688	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e058346cdd536e131ba004f62995135d73117c3db6e2128d7a69fef5403a52be.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1364
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e058346cdd536e131ba004f62995135d73117c3db6e2128d7a69fef5403a52be.dll,#1
  2⤵
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:2688
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:4272
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4272 -s 520
      4⤵
      Program crash
      PID:4976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4272 -ip 4272
1⤵
PID:4780

C:\Users\Admin\AppData\Local\Temp\~TM9A22.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
C:\Windows\SysWOW64\rundll32mgr.exe

Filesize
106KB

MD5
7657fcb7d772448a6d8504e4b20168b8

SHA1
84c7201f7e59cb416280fd69a2e7f2e349ec8242

SHA256
54bc950d46a0d1aa72048a17c8275743209e6c17bdacfc4cb9601c9ce3ec9a71

SHA512
786addd2a793bd4123625b22dc717d193246442ac97f1c3f4a763ec794b48e68051cd41097c0e9f7367e6914534f36eafccb109ab03dc793d68bf1522e7884e2

Download Submit
C:\Windows\SysWOW64\rundll32mgr.exe

Filesize
106KB

MD5
7657fcb7d772448a6d8504e4b20168b8

SHA1
84c7201f7e59cb416280fd69a2e7f2e349ec8242

SHA256
54bc950d46a0d1aa72048a17c8275743209e6c17bdacfc4cb9601c9ce3ec9a71

SHA512
786addd2a793bd4123625b22dc717d193246442ac97f1c3f4a763ec794b48e68051cd41097c0e9f7367e6914534f36eafccb109ab03dc793d68bf1522e7884e2

Download Submit
memory/2688-133-0x0000000010000000-0x000000001006A000-memory.dmp

Filesize
424KB

Download
memory/4272-137-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4272-138-0x0000000000580000-0x00000000005AA000-memory.dmp

Filesize
168KB

Download
memory/4272-140-0x0000000076EA0000-0x0000000077043000-memory.dmp

Filesize
1.6MB

Download