0008166ba5ef39cf7ae752c1dbee3c8a42579ab1fa2846dcce4bff6e28c61aba

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
29-01-2024 02:48

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General

Target

7eae0ad3513f177b2bf66a692f429b77.exe
Size

197KB
MD5

7eae0ad3513f177b2bf66a692f429b77
SHA1

284ff314e4d9dd0159342a375784be6d323da52a
SHA256

0008166ba5ef39cf7ae752c1dbee3c8a42579ab1fa2846dcce4bff6e28c61aba
SHA512

640136464b63668d03b6f7ef26fdf0507bbb7f1aad9ed196709b9867e9ee18c093dc1f1100c60bd7a8c916561aa89639fc1e78072b58a51ee429edfb0c868328
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/e8+pjBFy11Aww:o68i3odBiTl2+TCU/qhuhU

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"	7eae0ad3513f177b2bf66a692f429b77.exe

Drops file in Windows directory 13 IoCs

description	ioc	Process
File created	C:\Windows\winhash_up.exez	7eae0ad3513f177b2bf66a692f429b77.exe
File opened for modification	C:\Windows\winhash_up.exez	7eae0ad3513f177b2bf66a692f429b77.exe
File created	C:\Windows\winhash_up.exe	7eae0ad3513f177b2bf66a692f429b77.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	7eae0ad3513f177b2bf66a692f429b77.exe
File created	C:\Windows\bugMAKER.bat	7eae0ad3513f177b2bf66a692f429b77.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	7eae0ad3513f177b2bf66a692f429b77.exe
File created	C:\Windows\SHARE_TEMP\Icon13.ico	7eae0ad3513f177b2bf66a692f429b77.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	7eae0ad3513f177b2bf66a692f429b77.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	7eae0ad3513f177b2bf66a692f429b77.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	7eae0ad3513f177b2bf66a692f429b77.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	7eae0ad3513f177b2bf66a692f429b77.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	7eae0ad3513f177b2bf66a692f429b77.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	7eae0ad3513f177b2bf66a692f429b77.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 2544 wrote to memory of 2804	2544	7eae0ad3513f177b2bf66a692f429b77.exe	29
PID 2544 wrote to memory of 2804	2544	7eae0ad3513f177b2bf66a692f429b77.exe	29
PID 2544 wrote to memory of 2804	2544	7eae0ad3513f177b2bf66a692f429b77.exe	29
PID 2544 wrote to memory of 2804	2544	7eae0ad3513f177b2bf66a692f429b77.exe	29

C:\Users\Admin\AppData\Local\Temp\7eae0ad3513f177b2bf66a692f429b77.exe
"C:\Users\Admin\AppData\Local\Temp\7eae0ad3513f177b2bf66a692f429b77.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2544
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\bugMAKER.bat
  2⤵
  PID:2804

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
4885950c879ede617741e5f6dd468f9e

SHA1
fb96e90accdfd2c974bae29e8c18db7c23896050

SHA256
d5e67cb5c93969238daad4f2e6f776920ae0006667fc1238d1e3e31aac2523cc

SHA512
35583b2b011d677017d4ed456ded9494459821385197cbbb99ea13c310ec8bcc755ff8f2c5621390ddce6a048d9123c557e7c3ad892825f5bd40753d0c25bd65

Download Submit
memory/2544-67-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2804-62-0x0000000002320000-0x0000000002321000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads