7a1ce8030ea29567d5421364470258392acc53466ab8cba233e0affadaff2e82

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
13/10/2024, 23:20

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General

Target

7a1ce8030ea29567d5421364470258392acc53466ab8cba233e0affadaff2e82N.exe
Size

49KB
MD5

b1d4f4562096ca2ba32e7fdac90f0a90
SHA1

65528393f767ca3b9571eaadc929718cf00af267
SHA256

7a1ce8030ea29567d5421364470258392acc53466ab8cba233e0affadaff2e82
SHA512

151c99ad16a18cfda36f6164695de9691c21f1e9d12a3d9aba1d4a6cb49127f73c8bfbd5a363db9a0cf3165c9d957a422d938a0123d47cca956578a4264e14d7
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIC:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYVE

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2248	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2248	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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	7a1ce8030ea29567d5421364470258392acc53466ab8cba233e0affadaff2e82N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	7a1ce8030ea29567d5421364470258392acc53466ab8cba233e0affadaff2e82N.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	7a1ce8030ea29567d5421364470258392acc53466ab8cba233e0affadaff2e82N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2844 wrote to memory of 2248	2844	7a1ce8030ea29567d5421364470258392acc53466ab8cba233e0affadaff2e82N.exe	28
PID 2844 wrote to memory of 2248	2844	7a1ce8030ea29567d5421364470258392acc53466ab8cba233e0affadaff2e82N.exe	28
PID 2844 wrote to memory of 2248	2844	7a1ce8030ea29567d5421364470258392acc53466ab8cba233e0affadaff2e82N.exe	28
PID 2844 wrote to memory of 2248	2844	7a1ce8030ea29567d5421364470258392acc53466ab8cba233e0affadaff2e82N.exe	28

C:\Users\Admin\AppData\Local\Temp\7a1ce8030ea29567d5421364470258392acc53466ab8cba233e0affadaff2e82N.exe
"C:\Users\Admin\AppData\Local\Temp\7a1ce8030ea29567d5421364470258392acc53466ab8cba233e0affadaff2e82N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2844
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2248

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
49KB

MD5
a3fdd9fbef52c363e8c444ca89a8a5e3

SHA1
f7899a6936bb2f51105bb3fd7e6c92f8924410c6

SHA256
54c13ee2d95e19e6427f1b9e140be1533ab2db4b83c128d8d7f6cecfbb0c503d

SHA512
f361fa24902124926a2214fb06499e788a6fc0b56776203d088d8adf83fec5e6abe462ccdb479bb1fe14682699bc9ddf95e006b84b79b2d4890247ad18588426

Download Submit
memory/2248-10-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2844-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2844-7-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2844-6-0x0000000000220000-0x0000000000223000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads