bfe788a6cedb8e4f3c32b5b1da325742bd4fd136cb9c84652b8a41fc1b316d8c

Analysis

max time kernel
163s
max time network
176s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2023, 13:48

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General

Target

ae2c65e68cc3fadab97afff6d0d13fd4.exe
Size

175KB
MD5

ae2c65e68cc3fadab97afff6d0d13fd4
SHA1

43dcaa1f78b590ebd26aa1c6ce73b28a54297c86
SHA256

bfe788a6cedb8e4f3c32b5b1da325742bd4fd136cb9c84652b8a41fc1b316d8c
SHA512

8de2a5805bb42c44c36dcde0aa575d9a8435d3bd6324364520c5ea3d7be079c1e8db95c5b974e42d9a3528e269fedd8669cf362feb9712e32787dd5c5209ba9e
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/e8LtkaN:o68i3odBiTl2+TCU/9tks

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"	ae2c65e68cc3fadab97afff6d0d13fd4.exe

Drops file in Windows directory 12 IoCs

description	ioc	Process
File created	C:\Windows\winhash_up.exe	ae2c65e68cc3fadab97afff6d0d13fd4.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	ae2c65e68cc3fadab97afff6d0d13fd4.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	ae2c65e68cc3fadab97afff6d0d13fd4.exe
File created	C:\Windows\bugMAKER.bat	ae2c65e68cc3fadab97afff6d0d13fd4.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	ae2c65e68cc3fadab97afff6d0d13fd4.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	ae2c65e68cc3fadab97afff6d0d13fd4.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	ae2c65e68cc3fadab97afff6d0d13fd4.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	ae2c65e68cc3fadab97afff6d0d13fd4.exe
File created	C:\Windows\winhash_up.exez	ae2c65e68cc3fadab97afff6d0d13fd4.exe
File opened for modification	C:\Windows\winhash_up.exez	ae2c65e68cc3fadab97afff6d0d13fd4.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	ae2c65e68cc3fadab97afff6d0d13fd4.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	ae2c65e68cc3fadab97afff6d0d13fd4.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5076 wrote to memory of 2288	5076	ae2c65e68cc3fadab97afff6d0d13fd4.exe	93
PID 5076 wrote to memory of 2288	5076	ae2c65e68cc3fadab97afff6d0d13fd4.exe	93
PID 5076 wrote to memory of 2288	5076	ae2c65e68cc3fadab97afff6d0d13fd4.exe	93

C:\Users\Admin\AppData\Local\Temp\ae2c65e68cc3fadab97afff6d0d13fd4.exe
"C:\Users\Admin\AppData\Local\Temp\ae2c65e68cc3fadab97afff6d0d13fd4.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:5076
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Windows\bugMAKER.bat
  2⤵
  PID:2288

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
83962617d05b9d5f4dbd6410736bb197

SHA1
bbf6c7ea5726ba2250ab56a62f5ac2e1ecdd72ca

SHA256
07a9d4ac4b136f63c06e8557a833d3cbea0494939c0dfdc41fa0f0fb41ccf3ba

SHA512
e2f426792d00ee1f1bfda2a91483e6c81c454d3a11e90ffe84b7577b23fc5f6d54197ae0b7e4d937fbca9d269e04e7ab1921b43d7b78114909e68129925cf83c

Download Submit
memory/5076-24-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads