976cda6da9c815de3bd0fc02be1996344d215363b86cff071b558f4f1be5f79d

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-11-2024 05:18

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General

Target

976cda6da9c815de3bd0fc02be1996344d215363b86cff071b558f4f1be5f79dN.exe
Size

55KB
MD5

f325ac1f7e9ac30748656ab03d5fd250
SHA1

0bd6a083bcd152007bd6a00b9ffd97da09f2bf3b
SHA256

976cda6da9c815de3bd0fc02be1996344d215363b86cff071b558f4f1be5f79d
SHA512

d3fe4f79101a8725ec0c16463b2ba40a4e634dc432d94b7d995ecd1ed09df5bcf9e2827c9bac66d50284d850e1e15d5ed87a228005e603b91451c138817bb406
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIS:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYV0

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2192	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2192	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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	976cda6da9c815de3bd0fc02be1996344d215363b86cff071b558f4f1be5f79dN.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	976cda6da9c815de3bd0fc02be1996344d215363b86cff071b558f4f1be5f79dN.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	976cda6da9c815de3bd0fc02be1996344d215363b86cff071b558f4f1be5f79dN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 2192	2236	976cda6da9c815de3bd0fc02be1996344d215363b86cff071b558f4f1be5f79dN.exe	30
PID 2236 wrote to memory of 2192	2236	976cda6da9c815de3bd0fc02be1996344d215363b86cff071b558f4f1be5f79dN.exe	30
PID 2236 wrote to memory of 2192	2236	976cda6da9c815de3bd0fc02be1996344d215363b86cff071b558f4f1be5f79dN.exe	30
PID 2236 wrote to memory of 2192	2236	976cda6da9c815de3bd0fc02be1996344d215363b86cff071b558f4f1be5f79dN.exe	30

C:\Users\Admin\AppData\Local\Temp\976cda6da9c815de3bd0fc02be1996344d215363b86cff071b558f4f1be5f79dN.exe
"C:\Users\Admin\AppData\Local\Temp\976cda6da9c815de3bd0fc02be1996344d215363b86cff071b558f4f1be5f79dN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2192

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
56KB

MD5
02d39b407a54b9dc7d5dfb9a1c10b34a

SHA1
71fb5f0fd5b93a8ddc5d0ed05726b27ec3f2e3d1

SHA256
f716df8a91b10051221a78b5ca472d774d886efb82334307f78a3ca22c746f87

SHA512
227e8e68c3d2b853499e4eab7646019c068f077f730db2a2de74535f432370d5c031993c7450900e623b5a518d8e26f3bbbf75d306f54fed705b4dfadd3bbcce

Download Submit
memory/2192-9-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2236-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2236-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads