72e21904cad0a675fb814a97aea7544ad2545079440b8e2594e38edc7f391fa2

Analysis

max time kernel
149s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
06/03/2024, 20:56

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General

Target

72e21904cad0a675fb814a97aea7544ad2545079440b8e2594e38edc7f391fa2.exe
Size

22KB
MD5

4e178f1b357fcf36a8922946c03ec832
SHA1

068ddb5c142f27702e4a7905402a2b1c54188a5a
SHA256

72e21904cad0a675fb814a97aea7544ad2545079440b8e2594e38edc7f391fa2
SHA512

3737b166576ef8dedaef0e1c89c009424ab096b49f84a6be99f1f193134c281c4cbee51487df408f802e734566b3af69ace6dea619d2437b83d5391235ec0847
SSDEEP

384:KICKqPF/EkecA6C1VqahohtgVRNVdoV7TtRu8rM/dWwYVFl2g5coW58dO0xXHV2Q:7qPJtecA6C1VqahohtgVRNToV7TtRu8Z

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3748	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
3748	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-1-5-21-566096764-1992588923-1249862864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	72e21904cad0a675fb814a97aea7544ad2545079440b8e2594e38edc7f391fa2.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	72e21904cad0a675fb814a97aea7544ad2545079440b8e2594e38edc7f391fa2.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1376 wrote to memory of 3748	1376	72e21904cad0a675fb814a97aea7544ad2545079440b8e2594e38edc7f391fa2.exe	88
PID 1376 wrote to memory of 3748	1376	72e21904cad0a675fb814a97aea7544ad2545079440b8e2594e38edc7f391fa2.exe	88
PID 1376 wrote to memory of 3748	1376	72e21904cad0a675fb814a97aea7544ad2545079440b8e2594e38edc7f391fa2.exe	88

C:\Users\Admin\AppData\Local\Temp\72e21904cad0a675fb814a97aea7544ad2545079440b8e2594e38edc7f391fa2.exe
"C:\Users\Admin\AppData\Local\Temp\72e21904cad0a675fb814a97aea7544ad2545079440b8e2594e38edc7f391fa2.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1376
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:3748

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
23KB

MD5
db3d769b17ba97939faa177de23fe75a

SHA1
8e02f7b671914c2d151b14e576a67cee285583bb

SHA256
9732643de714deaeed1d67116d77ac6ce73835a4c1845ec8f5aa4c1f84b4b11d

SHA512
3ee5e3db541c9b55f270687b46e00a7720381e0892b112642aea111349642bffb42575fc671a4a50a7ac1f4d4d8e99345df48dbac73c9f53ac49f13fae22d07e

Download Submit
memory/1376-0-0x0000000000400000-0x0000000000402000-memory.dmp

Filesize
8KB

Download
memory/3748-5-0x0000000000400000-0x0000000000402000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads