db83bb9f87cb7f5b9338f7668b5b1ad882d35cedb363a32297de4988705f913a

Analysis

max time kernel
149s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
25-05-2024 04:30

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General

Target

db83bb9f87cb7f5b9338f7668b5b1ad882d35cedb363a32297de4988705f913a.exe
Size

34KB
MD5

72116db5da6ee0c32cfc22042014f11f
SHA1

2c482976cc33bb5f24b7106b33bce21359ee65e0
SHA256

db83bb9f87cb7f5b9338f7668b5b1ad882d35cedb363a32297de4988705f913a
SHA512

89ea5c95a7546d1db6d2be56d086b208f991b745085901a8cdbac85e5bda9e8ac6d1603886e13ab2e54a0884caf812495860f4e21f283dc050337e1bbbec5f44
SSDEEP

768:/qPJtHA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhC:/qnA6C1VqaqhtgVRNToV7TtRu8rM0wYi

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1956	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1956	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-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	db83bb9f87cb7f5b9338f7668b5b1ad882d35cedb363a32297de4988705f913a.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	db83bb9f87cb7f5b9338f7668b5b1ad882d35cedb363a32297de4988705f913a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3028 wrote to memory of 1956	3028	db83bb9f87cb7f5b9338f7668b5b1ad882d35cedb363a32297de4988705f913a.exe	28
PID 3028 wrote to memory of 1956	3028	db83bb9f87cb7f5b9338f7668b5b1ad882d35cedb363a32297de4988705f913a.exe	28
PID 3028 wrote to memory of 1956	3028	db83bb9f87cb7f5b9338f7668b5b1ad882d35cedb363a32297de4988705f913a.exe	28
PID 3028 wrote to memory of 1956	3028	db83bb9f87cb7f5b9338f7668b5b1ad882d35cedb363a32297de4988705f913a.exe	28

C:\Users\Admin\AppData\Local\Temp\db83bb9f87cb7f5b9338f7668b5b1ad882d35cedb363a32297de4988705f913a.exe
"C:\Users\Admin\AppData\Local\Temp\db83bb9f87cb7f5b9338f7668b5b1ad882d35cedb363a32297de4988705f913a.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:3028
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:1956

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

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Downloads

C:\Windows\microsofthelp.exe

Filesize
34KB

MD5
ecdedd258779a4c296826b789ef4547c

SHA1
2744db28b52b1ced0b4d5e440f7aea2ded58cd05

SHA256
7a94d17acc0ff178931629e247ef4c3bdc2cbfc24c1d17c5b38fd884473932c7

SHA512
01e955cb6b86f73aad7d614253f1d1c91796de5e2522f695156e5fd61ad00f02e8899a31e2eda7e53fb102f68bd3ead34aadf8015c149041033198ac5b057c56

Download Submit
memory/1956-7-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/3028-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads