a0132f3e9dbbe5cb44057a200ce07aa8c2fd37a9bccbbcb2bcaad7c62d946379

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
01/10/2024, 08:06

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General

Target

a0132f3e9dbbe5cb44057a200ce07aa8c2fd37a9bccbbcb2bcaad7c62d946379N.exe
Size

43KB
MD5

87b19f7f8318cfb84d2dd8f32ed66e00
SHA1

28a1c0501aafa34f87c5e47b6e161e7d09e79aad
SHA256

a0132f3e9dbbe5cb44057a200ce07aa8c2fd37a9bccbbcb2bcaad7c62d946379
SHA512

c0ec5a5701b78abe51345540f0b669648607da68788c647bb81e545f6dcbed39c87d43cfa7793e0c53f62cb7601fc407b204fec982473e122aa4799f8b0cfb96
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhe:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wY+

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1440	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1440	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-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	a0132f3e9dbbe5cb44057a200ce07aa8c2fd37a9bccbbcb2bcaad7c62d946379N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	a0132f3e9dbbe5cb44057a200ce07aa8c2fd37a9bccbbcb2bcaad7c62d946379N.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	a0132f3e9dbbe5cb44057a200ce07aa8c2fd37a9bccbbcb2bcaad7c62d946379N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 696 wrote to memory of 1440	696	a0132f3e9dbbe5cb44057a200ce07aa8c2fd37a9bccbbcb2bcaad7c62d946379N.exe	31
PID 696 wrote to memory of 1440	696	a0132f3e9dbbe5cb44057a200ce07aa8c2fd37a9bccbbcb2bcaad7c62d946379N.exe	31
PID 696 wrote to memory of 1440	696	a0132f3e9dbbe5cb44057a200ce07aa8c2fd37a9bccbbcb2bcaad7c62d946379N.exe	31
PID 696 wrote to memory of 1440	696	a0132f3e9dbbe5cb44057a200ce07aa8c2fd37a9bccbbcb2bcaad7c62d946379N.exe	31

C:\Users\Admin\AppData\Local\Temp\a0132f3e9dbbe5cb44057a200ce07aa8c2fd37a9bccbbcb2bcaad7c62d946379N.exe
"C:\Users\Admin\AppData\Local\Temp\a0132f3e9dbbe5cb44057a200ce07aa8c2fd37a9bccbbcb2bcaad7c62d946379N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:696
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:1440

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
43KB

MD5
d3da97dbb0816abb15bd6be60d41b6ea

SHA1
5e739a4552e5af6915fa48d2478b2a4389179d08

SHA256
d309e3abdd18c9a25a5ad40cabe252b8f9899c4f6258bbb439930d8639ff80b7

SHA512
20a70c8203e7e3c1a2fbaa83c197a273c453546257dee517f8973d1bf837bbc4eebe7519aed9fbb12dd64a39085c822914f029c442376a83f74129e5758f358e

Download Submit
memory/696-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/696-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1440-8-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1440-10-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads