d3802c04f43765dd959f0e0cf38022b95eb045360d76ae1049402309980afe89

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28/02/2024, 00:43

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General

Target

aa9260cc25a5133866099166b6e912e6.exe
Size

235KB
MD5

aa9260cc25a5133866099166b6e912e6
SHA1

1b1d15159f514a40d8b63e4151c573d2690423ab
SHA256

d3802c04f43765dd959f0e0cf38022b95eb045360d76ae1049402309980afe89
SHA512

1694bfa79c28fe883e8a9f0f289487434b3666e94df8ef5e350f9f6a5db0961420719b3c5c74545cfdd18ff5f4c903fe1a0e29e05376e2c2ffbe97a07324957e
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/e8rGpjBFy11A0:o68i3odBiTl2+TCU/RshuhukhuhugkZ

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"	aa9260cc25a5133866099166b6e912e6.exe

Drops file in Windows directory 13 IoCs

description	ioc	Process
File created	C:\Windows\SHARE_TEMP\Icon10.ico	aa9260cc25a5133866099166b6e912e6.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	aa9260cc25a5133866099166b6e912e6.exe
File opened for modification	C:\Windows\winhash_up.exez	aa9260cc25a5133866099166b6e912e6.exe
File created	C:\Windows\SHARE_TEMP\Icon13.ico	aa9260cc25a5133866099166b6e912e6.exe
File created	C:\Windows\bugMAKER.bat	aa9260cc25a5133866099166b6e912e6.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	aa9260cc25a5133866099166b6e912e6.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	aa9260cc25a5133866099166b6e912e6.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	aa9260cc25a5133866099166b6e912e6.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	aa9260cc25a5133866099166b6e912e6.exe
File created	C:\Windows\winhash_up.exez	aa9260cc25a5133866099166b6e912e6.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	aa9260cc25a5133866099166b6e912e6.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	aa9260cc25a5133866099166b6e912e6.exe
File created	C:\Windows\winhash_up.exe	aa9260cc25a5133866099166b6e912e6.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 2132 wrote to memory of 2608	2132	aa9260cc25a5133866099166b6e912e6.exe	28
PID 2132 wrote to memory of 2608	2132	aa9260cc25a5133866099166b6e912e6.exe	28
PID 2132 wrote to memory of 2608	2132	aa9260cc25a5133866099166b6e912e6.exe	28
PID 2132 wrote to memory of 2608	2132	aa9260cc25a5133866099166b6e912e6.exe	28

C:\Users\Admin\AppData\Local\Temp\aa9260cc25a5133866099166b6e912e6.exe
"C:\Users\Admin\AppData\Local\Temp\aa9260cc25a5133866099166b6e912e6.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2132
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\bugMAKER.bat
  2⤵
  PID:2608

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
abab6e22ef4d43e3d71f624647d5d0e2

SHA1
893dd058752a35e981c0c746bd1eaff6c1369792

SHA256
57f783814429be5974d23af198eca4d10835328883e2b01da4b627f3a5699bc1

SHA512
3ff093e6bd683eaa23dddf037fdd9246eaf0e09244f4ba2bd105a83f92a7f843018d13cc040195ee5e9af850637e92ae8b1f37ebfe9f5aaba38eb49aecd0433c

Download Submit
memory/2132-67-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2608-62-0x00000000004A0000-0x00000000004A1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads