22751aa69266bf620afcc2ff8fb3e4a75d089093f8788c3f26d2c1d130ab85e2

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
06/01/2024, 15:56

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General

Target

469f9680ca8fbec39203a01487f8407f.exe
Size

198KB
MD5

469f9680ca8fbec39203a01487f8407f
SHA1

fac1daf36a48d42174f79beefa26f4cc6afa0e74
SHA256

22751aa69266bf620afcc2ff8fb3e4a75d089093f8788c3f26d2c1d130ab85e2
SHA512

ad81f844cb653bd3c6ec9b1a56f4a77d5e735606af25cec013ca132214434eca8a67a03d2c7fc284298e57f0264f8700210ef55bf1ad1067296162b4b176f8ec
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/g8NkgnYQ:o68i3odBiTl2+TCU/Bk8N

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"	469f9680ca8fbec39203a01487f8407f.exe

Drops file in Windows directory 13 IoCs

description	ioc	Process
File created	C:\Windows\winhash_up.exez	469f9680ca8fbec39203a01487f8407f.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	469f9680ca8fbec39203a01487f8407f.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	469f9680ca8fbec39203a01487f8407f.exe
File created	C:\Windows\SHARE_TEMP\Icon13.ico	469f9680ca8fbec39203a01487f8407f.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	469f9680ca8fbec39203a01487f8407f.exe
File created	C:\Windows\bugMAKER.bat	469f9680ca8fbec39203a01487f8407f.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	469f9680ca8fbec39203a01487f8407f.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	469f9680ca8fbec39203a01487f8407f.exe
File opened for modification	C:\Windows\winhash_up.exez	469f9680ca8fbec39203a01487f8407f.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	469f9680ca8fbec39203a01487f8407f.exe
File created	C:\Windows\winhash_up.exe	469f9680ca8fbec39203a01487f8407f.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	469f9680ca8fbec39203a01487f8407f.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	469f9680ca8fbec39203a01487f8407f.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 2884 wrote to memory of 2088	2884	469f9680ca8fbec39203a01487f8407f.exe	28
PID 2884 wrote to memory of 2088	2884	469f9680ca8fbec39203a01487f8407f.exe	28
PID 2884 wrote to memory of 2088	2884	469f9680ca8fbec39203a01487f8407f.exe	28
PID 2884 wrote to memory of 2088	2884	469f9680ca8fbec39203a01487f8407f.exe	28

C:\Users\Admin\AppData\Local\Temp\469f9680ca8fbec39203a01487f8407f.exe
"C:\Users\Admin\AppData\Local\Temp\469f9680ca8fbec39203a01487f8407f.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2884
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\bugMAKER.bat
  2⤵
  PID:2088

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
dafd39bcc0160f2a303b8eb47b2f9d7b

SHA1
cfa71ff63e7ceb6f7876c7c160143bc8b57dfb80

SHA256
0c0386339b8e5c290dc462c48c3d514db692f79dbc24b5236e572e47a7ad8335

SHA512
23612ef5ae1356b3900302ce68a5c1c0bee72903cd33cc9e0642c9909cc1f8f23c6609f4387fa902c214756c62acbe6af13697be86276690f2ba8009cd35c91f

Download Submit
memory/2088-62-0x00000000024D0000-0x00000000024D1000-memory.dmp

Filesize
4KB

Download
memory/2884-67-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads