fd7791052823d4576d246f234ea880d6f5f1177a75588080e13c5bdf2587e33a

Analysis

max time kernel
149s
max time network
127s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
17/06/2024, 04:31

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General

Target

fd7791052823d4576d246f234ea880d6f5f1177a75588080e13c5bdf2587e33a.exe
Size

36KB
MD5

c4f1d5b9f068ef2e83a27849146a64ce
SHA1

79bc1f2919441a2a65af5ec276a98e0ccef26c29
SHA256

fd7791052823d4576d246f234ea880d6f5f1177a75588080e13c5bdf2587e33a
SHA512

be4acbf07766c58f5534c9226816b368e0603756bcee50bb17cb165e440bba55bf5550f3fbc59a5a9c190ea250885fa794ea2c7ed684e8039a3928fdfdc050dc
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhE:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYk

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2952	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2952	microsofthelp.exe

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\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	fd7791052823d4576d246f234ea880d6f5f1177a75588080e13c5bdf2587e33a.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	fd7791052823d4576d246f234ea880d6f5f1177a75588080e13c5bdf2587e33a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2180 wrote to memory of 2952	2180	fd7791052823d4576d246f234ea880d6f5f1177a75588080e13c5bdf2587e33a.exe	28
PID 2180 wrote to memory of 2952	2180	fd7791052823d4576d246f234ea880d6f5f1177a75588080e13c5bdf2587e33a.exe	28
PID 2180 wrote to memory of 2952	2180	fd7791052823d4576d246f234ea880d6f5f1177a75588080e13c5bdf2587e33a.exe	28
PID 2180 wrote to memory of 2952	2180	fd7791052823d4576d246f234ea880d6f5f1177a75588080e13c5bdf2587e33a.exe	28

C:\Users\Admin\AppData\Local\Temp\fd7791052823d4576d246f234ea880d6f5f1177a75588080e13c5bdf2587e33a.exe
"C:\Users\Admin\AppData\Local\Temp\fd7791052823d4576d246f234ea880d6f5f1177a75588080e13c5bdf2587e33a.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2180
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2952

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\microsofthelp.exe

Filesize
36KB

MD5
06bfdcfe51454bcb908f36316b14e582

SHA1
180d2ebe7a33f636806f2f52c2badf3aff75d859

SHA256
18974cbea80c4390e1af8b483e1ebdfd16c9f862b2fba674f7c6a32ea25c3aa7

SHA512
03b4380c15506f3f6015631e23938c434079b102cb94df95c66a7cd14fdd2eef71624e6fb6a91a740cdbb1d5b84a454099e5ab37809834453fe200c8c693bab0

Download Submit
memory/2180-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2180-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2952-8-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads