cf3265ddd8a7c75fe5a40ec8f57185175c413b074bdf3cb654fe8e65198e26b8

Analysis

max time kernel
122s
max time network
137s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
25/12/2023, 07:59

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General

Target

1094b89a4c6b041249eed29570daac04.exe
Size

1.3MB
MD5

1094b89a4c6b041249eed29570daac04
SHA1

dee227a62dc7521f46f37eaca8a0d33513e102bc
SHA256

cf3265ddd8a7c75fe5a40ec8f57185175c413b074bdf3cb654fe8e65198e26b8
SHA512

28c9ab5e5bf3a312cbf1d588fe719ff080a626a8c079a8eed8abdf687521ee02b5a3199b7a034408d9c8e7b143700245db9223cdd3637a901e60467f8da4d985
SSDEEP

24576:abGAEhADYqbFR9A7aCIwYJTRCc33q73vk/Zs8zJNCmHUPxlqFPB7A9g1N:8Eh8bjUc33q7/eZXUPqPBc0

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1952	Monobole.EXE
2760	tmp.tmp.tmp1

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2444-18-0x0000000002650000-0x00000000026BD000-memory.dmp	upx
behavioral1/memory/2760-19-0x0000000000400000-0x000000000046D000-memory.dmp	upx
behavioral1/files/0x000d0000000122cf-17.dat	upx
behavioral1/memory/2760-23-0x0000000000400000-0x000000000046D000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\SMSSS.bat	tmp.tmp.tmp1
File opened for modification	C:\Windows\SysWOW64\SMSSS.bat	tmp.tmp.tmp1

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Monobole.EXE	1094b89a4c6b041249eed29570daac04.exe
File opened for modification	C:\Windows\tmp.tmp.tmp1	1094b89a4c6b041249eed29570daac04.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2444	1094b89a4c6b041249eed29570daac04.exe
2760	tmp.tmp.tmp1

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2444 wrote to memory of 1952	2444	1094b89a4c6b041249eed29570daac04.exe	28
PID 2444 wrote to memory of 1952	2444	1094b89a4c6b041249eed29570daac04.exe	28
PID 2444 wrote to memory of 1952	2444	1094b89a4c6b041249eed29570daac04.exe	28
PID 2444 wrote to memory of 1952	2444	1094b89a4c6b041249eed29570daac04.exe	28
PID 2444 wrote to memory of 2760	2444	1094b89a4c6b041249eed29570daac04.exe	29
PID 2444 wrote to memory of 2760	2444	1094b89a4c6b041249eed29570daac04.exe	29
PID 2444 wrote to memory of 2760	2444	1094b89a4c6b041249eed29570daac04.exe	29
PID 2444 wrote to memory of 2760	2444	1094b89a4c6b041249eed29570daac04.exe	29

C:\Users\Admin\AppData\Local\Temp\1094b89a4c6b041249eed29570daac04.exe
"C:\Users\Admin\AppData\Local\Temp\1094b89a4c6b041249eed29570daac04.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2444
- C:\Windows\Monobole.EXE
  "C:\Windows\Monobole.EXE"
  2⤵
  - Executes dropped EXE
  PID:1952
- C:\Windows\tmp.tmp.tmp1
  C:\Windows\tmp.tmp.tmp1
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of SetWindowsHookEx
  PID:2760

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:\Windows\Monobole.EXE

Filesize
1.1MB

MD5
b5c8315431bf8351bb77424f15fdc359

SHA1
7add6c995e1925f6fb4bf1fc5c07b8043cc71c61

SHA256
66a366391c212badb0ab16ef991b79359b044759abbfb598d43962231ec49236

SHA512
87419323a17615a47666ed22d96131e13d5e8a7a9dad3271aa106f65806e8708218dbfe51e275f965ba5d05bec07057650f3d5332817f06657d53ea4e6f3c6ab

Download Submit
C:\Windows\tmp.tmp.tmp1

Filesize
101KB

MD5
afd3ad021ddab1cad2cfbafe0379e699

SHA1
3cc8a82ed9beb093e3d0614ae22c6a441812897b

SHA256
bc11112c374a0197cbfa2fdf826398e39d82b8fe00de160cce78a76689cd4d3c

SHA512
8827d631beb29bf005b45750af90a26ffd1836e186758beeb628134598904e5837633ca1c37bf7d6fc957725b25410f8ee55435134a0833714be3c5a0352241a

Download Submit
memory/2444-18-0x0000000002650000-0x00000000026BD000-memory.dmp

Filesize
436KB

Download
memory/2444-21-0x0000000002650000-0x00000000026BD000-memory.dmp

Filesize
436KB

Download
memory/2760-19-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/2760-23-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download