2cfafa32dca05de338813a6cd8ee34265e538559f68d107af41b1c0fbbc61812

Analysis

max time kernel
149s
max time network
119s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
05/08/2024, 19:58

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General

Target

2cfafa32dca05de338813a6cd8ee34265e538559f68d107af41b1c0fbbc61812.exe
Size

40KB
MD5

1cbac0eda610abbbe44328e64b77dbd1
SHA1

26408572075d3631a096ababd76fcd26b7b46e58
SHA256

2cfafa32dca05de338813a6cd8ee34265e538559f68d107af41b1c0fbbc61812
SHA512

3997ff7a094f20a3e5109c12cf697113d4d901336567facae6b356b3d2fa7aa066e79fa9e62539f8b5ec7a631916de4290e8366c1b6e5cecb67ccdada2deb544
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhC:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYi

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2100	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2100	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-1-5-21-3294248377-1418901787-4083263181-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2cfafa32dca05de338813a6cd8ee34265e538559f68d107af41b1c0fbbc61812.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2cfafa32dca05de338813a6cd8ee34265e538559f68d107af41b1c0fbbc61812.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2cfafa32dca05de338813a6cd8ee34265e538559f68d107af41b1c0fbbc61812.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 588 wrote to memory of 2100	588	2cfafa32dca05de338813a6cd8ee34265e538559f68d107af41b1c0fbbc61812.exe	30
PID 588 wrote to memory of 2100	588	2cfafa32dca05de338813a6cd8ee34265e538559f68d107af41b1c0fbbc61812.exe	30
PID 588 wrote to memory of 2100	588	2cfafa32dca05de338813a6cd8ee34265e538559f68d107af41b1c0fbbc61812.exe	30
PID 588 wrote to memory of 2100	588	2cfafa32dca05de338813a6cd8ee34265e538559f68d107af41b1c0fbbc61812.exe	30

C:\Users\Admin\AppData\Local\Temp\2cfafa32dca05de338813a6cd8ee34265e538559f68d107af41b1c0fbbc61812.exe
"C:\Users\Admin\AppData\Local\Temp\2cfafa32dca05de338813a6cd8ee34265e538559f68d107af41b1c0fbbc61812.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:588
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2100

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\microsofthelp.exe

Filesize
40KB

MD5
e7e31825d47b2190cdeed3c705c9068d

SHA1
4f63c553b8313c57c6d0f97cafcf8b44998cd9c9

SHA256
16fa38dfeabb1d5faea5bf397b33e94ce796bba723d2252c697a8dee63c56425

SHA512
221301fe2b013e1a3c638247a09ca672c6e9667d4e93812bc5b7f914d94ac907d20dfd85ef65eeae2fde3956786715f9d25dd37ece879a7690fa45ce252849c8

Download Submit
memory/588-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/588-7-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/588-6-0x00000000001B0000-0x00000000001B3000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads