8e9f59329cdf05422c1b024e9ec1e58abc2b845ebef9d8f674f917544dc171b6

Analysis

max time kernel
118s
max time network
123s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
30-12-2023 21:23

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General

Target

1cdc246237fb941660d618cb38d4067e.exe
Size

164KB
MD5

1cdc246237fb941660d618cb38d4067e
SHA1

f0ec3973fa4aa1b9a5fa9085a3f5cbfff78c0fed
SHA256

8e9f59329cdf05422c1b024e9ec1e58abc2b845ebef9d8f674f917544dc171b6
SHA512

58e11b9b49fcb46cdee594ec7cca7c1a477b0e057bba627cde1d947f41ff70cdf7b4707a229ee1bdacef30e18f8461645cfe93e55832237449fd0fb5fd6f80fc
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/B8M:o68i3odBiTl2+TCU/3

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"	1cdc246237fb941660d618cb38d4067e.exe

Drops file in Windows directory 13 IoCs

description	ioc	Process
File created	C:\Windows\SHARE_TEMP\Icon2.ico	1cdc246237fb941660d618cb38d4067e.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	1cdc246237fb941660d618cb38d4067e.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	1cdc246237fb941660d618cb38d4067e.exe
File created	C:\Windows\SHARE_TEMP\Icon13.ico	1cdc246237fb941660d618cb38d4067e.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	1cdc246237fb941660d618cb38d4067e.exe
File created	C:\Windows\winhash_up.exez	1cdc246237fb941660d618cb38d4067e.exe
File created	C:\Windows\winhash_up.exe	1cdc246237fb941660d618cb38d4067e.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	1cdc246237fb941660d618cb38d4067e.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	1cdc246237fb941660d618cb38d4067e.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	1cdc246237fb941660d618cb38d4067e.exe
File opened for modification	C:\Windows\winhash_up.exez	1cdc246237fb941660d618cb38d4067e.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	1cdc246237fb941660d618cb38d4067e.exe
File created	C:\Windows\bugMAKER.bat	1cdc246237fb941660d618cb38d4067e.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 2640 wrote to memory of 2704	2640	1cdc246237fb941660d618cb38d4067e.exe	28
PID 2640 wrote to memory of 2704	2640	1cdc246237fb941660d618cb38d4067e.exe	28
PID 2640 wrote to memory of 2704	2640	1cdc246237fb941660d618cb38d4067e.exe	28
PID 2640 wrote to memory of 2704	2640	1cdc246237fb941660d618cb38d4067e.exe	28

C:\Users\Admin\AppData\Local\Temp\1cdc246237fb941660d618cb38d4067e.exe
"C:\Users\Admin\AppData\Local\Temp\1cdc246237fb941660d618cb38d4067e.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2640
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\bugMAKER.bat
  2⤵
  PID:2704

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
b9ea7ddaec5f771424b8d828a444207d

SHA1
8a8aa5a35bd466675eb4296167ec788f0962ae68

SHA256
3af117b84c58c3e2a37f56bc51ccbe5c1452238951a2f38f0a6cfebc9a1a00e2

SHA512
08373965ea0a33bc049c85a055cf964abf78d01bf61bdecf96a43524651a017c35df3ebfb924b76e356f9ef74c10e7dece4b95831cd37af28b42164c6be1066a

Download Submit
memory/2640-67-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2704-62-0x00000000022A0000-0x00000000022A1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads