29fd3ea92d1134d58d34e099ef4657acde452a8f2255439d530366a15b071947

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
27/03/2024, 12:33

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General

Target

e1ad183236d5ce8bcab38800d065d933.exe
Size

222KB
MD5

e1ad183236d5ce8bcab38800d065d933
SHA1

a8a7f82c8e97e9eb62e7f0f01d886ad25cc59d3e
SHA256

29fd3ea92d1134d58d34e099ef4657acde452a8f2255439d530366a15b071947
SHA512

a58fc05e3b0f72bd741ef131793de2e1890c24eaedfd6926e3613c7570441b439c8f83882a3e4b3c6365ae8b45551e8daf7b28c4cf31c4339469aa1c53016368
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/B8KEpjBFy11AA:o68i3odBiTl2+TCU/0huQk8CtkqH

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft I Service = "C:\\Windows\\winhash_up.exe /REGstart"	e1ad183236d5ce8bcab38800d065d933.exe

Drops file in Windows directory 13 IoCs

description	ioc	Process
File created	C:\Windows\winhash_up.exez	e1ad183236d5ce8bcab38800d065d933.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	e1ad183236d5ce8bcab38800d065d933.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	e1ad183236d5ce8bcab38800d065d933.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	e1ad183236d5ce8bcab38800d065d933.exe
File created	C:\Windows\winhash_up.exe	e1ad183236d5ce8bcab38800d065d933.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	e1ad183236d5ce8bcab38800d065d933.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	e1ad183236d5ce8bcab38800d065d933.exe
File created	C:\Windows\SHARE_TEMP\Icon13.ico	e1ad183236d5ce8bcab38800d065d933.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	e1ad183236d5ce8bcab38800d065d933.exe
File created	C:\Windows\bugMAKER.bat	e1ad183236d5ce8bcab38800d065d933.exe
File opened for modification	C:\Windows\winhash_up.exez	e1ad183236d5ce8bcab38800d065d933.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	e1ad183236d5ce8bcab38800d065d933.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	e1ad183236d5ce8bcab38800d065d933.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1640 wrote to memory of 2776	1640	e1ad183236d5ce8bcab38800d065d933.exe	28
PID 1640 wrote to memory of 2776	1640	e1ad183236d5ce8bcab38800d065d933.exe	28
PID 1640 wrote to memory of 2776	1640	e1ad183236d5ce8bcab38800d065d933.exe	28
PID 1640 wrote to memory of 2776	1640	e1ad183236d5ce8bcab38800d065d933.exe	28

C:\Users\Admin\AppData\Local\Temp\e1ad183236d5ce8bcab38800d065d933.exe
"C:\Users\Admin\AppData\Local\Temp\e1ad183236d5ce8bcab38800d065d933.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1640
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\bugMAKER.bat
  2⤵
  PID:2776

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\bugMAKER.bat

Filesize
76B

MD5
9a20193f303104d8ddc69d3cb11f2816

SHA1
2436f5e3c93dcfd12c01c58c5cf2d99619eaedaf

SHA256
bdc51e5d05096f621a8fe0d1b318a049f51d4f34e8afa6d491ebbd56d0c1777f

SHA512
2f9c4a719c934b6ecddabec5109c5bf5f368815e1f5ea3bc8180ddada347937c1e7c06f24fdcf817364115625d031bce5bd8a2c5ab0536e99bb96f571daab5b7

Download Submit
memory/1640-67-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2776-62-0x0000000002220000-0x0000000002221000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads