3c9c30c90537b242913e54b31b45aac963ad5f2e5cd0ad69f5388341088c5002

Analysis

max time kernel
118s
max time network
133s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
25-12-2023 07:55

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General

Target

105e462ca9cd66e19c70d12ddb1cf5c1.exe
Size

170KB
MD5

105e462ca9cd66e19c70d12ddb1cf5c1
SHA1

6b9a3aa84bbca8e634f33791fc9c3c3bf4cfcca4
SHA256

3c9c30c90537b242913e54b31b45aac963ad5f2e5cd0ad69f5388341088c5002
SHA512

5f17b7b921ea1d36faa6474eb66c6db97c5a432d4fc6f2a133f66f68eea12cca2bc0e3915b296e156b0880e9dacd444a80f9930b9685ef31f8cbde9a7eafeb8d
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/B89W:o68i3odBiTl2+TCU/EW

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"	105e462ca9cd66e19c70d12ddb1cf5c1.exe

Drops file in Windows directory 13 IoCs

description	ioc	Process
File created	C:\Windows\SHARE_TEMP\Icon12.ico	105e462ca9cd66e19c70d12ddb1cf5c1.exe
File created	C:\Windows\SHARE_TEMP\Icon13.ico	105e462ca9cd66e19c70d12ddb1cf5c1.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	105e462ca9cd66e19c70d12ddb1cf5c1.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	105e462ca9cd66e19c70d12ddb1cf5c1.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	105e462ca9cd66e19c70d12ddb1cf5c1.exe
File created	C:\Windows\winhash_up.exe	105e462ca9cd66e19c70d12ddb1cf5c1.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	105e462ca9cd66e19c70d12ddb1cf5c1.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	105e462ca9cd66e19c70d12ddb1cf5c1.exe
File created	C:\Windows\bugMAKER.bat	105e462ca9cd66e19c70d12ddb1cf5c1.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	105e462ca9cd66e19c70d12ddb1cf5c1.exe
File opened for modification	C:\Windows\winhash_up.exez	105e462ca9cd66e19c70d12ddb1cf5c1.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	105e462ca9cd66e19c70d12ddb1cf5c1.exe
File created	C:\Windows\winhash_up.exez	105e462ca9cd66e19c70d12ddb1cf5c1.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 1184 wrote to memory of 2684	1184	105e462ca9cd66e19c70d12ddb1cf5c1.exe	20
PID 1184 wrote to memory of 2684	1184	105e462ca9cd66e19c70d12ddb1cf5c1.exe	20
PID 1184 wrote to memory of 2684	1184	105e462ca9cd66e19c70d12ddb1cf5c1.exe	20
PID 1184 wrote to memory of 2684	1184	105e462ca9cd66e19c70d12ddb1cf5c1.exe	20

C:\Users\Admin\AppData\Local\Temp\105e462ca9cd66e19c70d12ddb1cf5c1.exe
"C:\Users\Admin\AppData\Local\Temp\105e462ca9cd66e19c70d12ddb1cf5c1.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1184
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\bugMAKER.bat
  2⤵
  PID:2684

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

memory/1184-67-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2684-62-0x0000000002220000-0x0000000002221000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads