3e2f9ad9d2431d5a4d3ac83765c9832cefebb89cc68138e60fd82189f4b49365

Analysis

max time kernel
149s
max time network
122s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
10/06/2024, 11:08

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General

Target

3e2f9ad9d2431d5a4d3ac83765c9832cefebb89cc68138e60fd82189f4b49365.exe
Size

36KB
MD5

ef2498b65ac2469a0cc321e4a84007d6
SHA1

870664018dcd2a7973d0c1a32054c3e0fe9c56b0
SHA256

3e2f9ad9d2431d5a4d3ac83765c9832cefebb89cc68138e60fd82189f4b49365
SHA512

d93e3511aa057af1dcc4f82e1cea9e65cb606e8663b77654c110291e23590576c3c386fc589fedbfb38d227b1dae47c0177218f3c43099fbd8b515653e6c4f76
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNh2:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYW

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2124	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2124	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-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	3e2f9ad9d2431d5a4d3ac83765c9832cefebb89cc68138e60fd82189f4b49365.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	3e2f9ad9d2431d5a4d3ac83765c9832cefebb89cc68138e60fd82189f4b49365.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2484 wrote to memory of 2124	2484	3e2f9ad9d2431d5a4d3ac83765c9832cefebb89cc68138e60fd82189f4b49365.exe	28
PID 2484 wrote to memory of 2124	2484	3e2f9ad9d2431d5a4d3ac83765c9832cefebb89cc68138e60fd82189f4b49365.exe	28
PID 2484 wrote to memory of 2124	2484	3e2f9ad9d2431d5a4d3ac83765c9832cefebb89cc68138e60fd82189f4b49365.exe	28
PID 2484 wrote to memory of 2124	2484	3e2f9ad9d2431d5a4d3ac83765c9832cefebb89cc68138e60fd82189f4b49365.exe	28

C:\Users\Admin\AppData\Local\Temp\3e2f9ad9d2431d5a4d3ac83765c9832cefebb89cc68138e60fd82189f4b49365.exe
"C:\Users\Admin\AppData\Local\Temp\3e2f9ad9d2431d5a4d3ac83765c9832cefebb89cc68138e60fd82189f4b49365.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2484
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2124

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
50369af21eb5a7e1cd876d6ed3363483

SHA1
c4b47adda0be4f828f68a3b60ff84938f8edb51b

SHA256
b43dfa4db2d66f6ef57c4025303bd170f9ae5b6a221cdfae47d81dfb9cfa9fc8

SHA512
ac6336c740f9212c5db0e7e0b05b35e09c7888d95f199e5a2a650ce94d223605e35d34ed8b58d635a31d910bf1fb89076de8587f5adde02393a6233dbe1791fe

Download Submit
memory/2484-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2484-3-0x00000000001B0000-0x00000000001B3000-memory.dmp

Filesize
12KB

Download
memory/2484-7-0x0000000000400000-0x0000000000403000-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