8eda7938acd799294242ae005b42be9e67cecb562ddbd9cf67d94283259d6d08

Analysis

max time kernel
149s
max time network
120s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
23-05-2024 00:18

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General

Target

8eda7938acd799294242ae005b42be9e67cecb562ddbd9cf67d94283259d6d08.exe
Size

32KB
MD5

97486aaefb828c08cfc5849d13d75562
SHA1

95d6ed614e8ef4ca1dcdc8de355cb9e541585a22
SHA256

8eda7938acd799294242ae005b42be9e67cecb562ddbd9cf67d94283259d6d08
SHA512

2db4eee2fbe37728b05b900e25467e48f3062792a0283c630d90440601846b524cf402b72aea43360039b18bb684e7ab4cb1602c2c2de159af32a3f5c76e0ae3
SSDEEP

768:/qPJtHA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhO:/qnA6C1VqaqhtgVRNToV7TtRu8rM0wYu

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

Processes:

microsofthelp.exe

pid process

2384 microsofthelp.exe
Executes dropped EXE 1 IoCs

Processes:

microsofthelp.exe

pid process

2384 microsofthelp.exe

pid	process
2384	microsofthelp.exe

pid	process
2384	microsofthelp.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

8eda7938acd799294242ae005b42be9e67cecb562ddbd9cf67d94283259d6d08.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	8eda7938acd799294242ae005b42be9e67cecb562ddbd9cf67d94283259d6d08.exe

Drops file in Windows directory 1 IoCs

Processes:

8eda7938acd799294242ae005b42be9e67cecb562ddbd9cf67d94283259d6d08.exe

description ioc process

File created C:\Windows\microsofthelp.exe 8eda7938acd799294242ae005b42be9e67cecb562ddbd9cf67d94283259d6d08.exe

description	ioc	process
File created	C:\Windows\microsofthelp.exe	8eda7938acd799294242ae005b42be9e67cecb562ddbd9cf67d94283259d6d08.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

8eda7938acd799294242ae005b42be9e67cecb562ddbd9cf67d94283259d6d08.exe

description	pid	process	target process
PID 2220 wrote to memory of 2384	2220	8eda7938acd799294242ae005b42be9e67cecb562ddbd9cf67d94283259d6d08.exe	microsofthelp.exe
PID 2220 wrote to memory of 2384	2220	8eda7938acd799294242ae005b42be9e67cecb562ddbd9cf67d94283259d6d08.exe	microsofthelp.exe
PID 2220 wrote to memory of 2384	2220	8eda7938acd799294242ae005b42be9e67cecb562ddbd9cf67d94283259d6d08.exe	microsofthelp.exe
PID 2220 wrote to memory of 2384	2220	8eda7938acd799294242ae005b42be9e67cecb562ddbd9cf67d94283259d6d08.exe	microsofthelp.exe

C:\Users\Admin\AppData\Local\Temp\8eda7938acd799294242ae005b42be9e67cecb562ddbd9cf67d94283259d6d08.exe
"C:\Users\Admin\AppData\Local\Temp\8eda7938acd799294242ae005b42be9e67cecb562ddbd9cf67d94283259d6d08.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2220

C:\Windows\microsofthelp.exe
"C:\Windows\microsofthelp.exe"
2⤵
- Deletes itself
- Executes dropped EXE
PID:2384

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
32KB

MD5
29882f114fb6d04ec86996ed3483edc4

SHA1
5c7aeaf022e7cf20c7f564f1b297c671fb1591d3

SHA256
59ca0ce082bca2a0eb197550c8b83802e9b6fe304075fd4c13b5164549ba9997

SHA512
5ec4e32205586a37ebf4b4e7c18e1a56bd6d26eb3f6f93e0ad7e90370c3655381e3644415380fd385f4d5f98b2c36266b14999d9566b7f76f91e5a79d4006d03

Download Submit
memory/2220-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2220-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download