a6fd6bbda1823f868ee8b2ec834b3136764411dbfc8130df61a6fcc182d99780

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
20-01-2025 09:09

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General

Target

a6fd6bbda1823f868ee8b2ec834b3136764411dbfc8130df61a6fcc182d99780.exe
Size

55KB
MD5

0d2f8d8d6103a7008b7c16f843fdfb9b
SHA1

4a3dd5593932ab3faf2fa105070927152da29c1c
SHA256

a6fd6bbda1823f868ee8b2ec834b3136764411dbfc8130df61a6fcc182d99780
SHA512

5fc9ee9a0e21bd0ff1344acadb56ef423070d7697c8b8c815eeffa13ab62eea9dc36fd85a769b97f7dd30a0db85d611aca025de3194975572ee1151df4645104
SSDEEP

1536:e6q10k0EFjed6rqJ+6v8tvGE9UHrSdghj8bvHRIkhbUIchUh80mhDhNIyH+htUeI:E1oEFlt6v8tvGE9UHrSdghj8bvHRIkhG

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2244	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2244	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"	a6fd6bbda1823f868ee8b2ec834b3136764411dbfc8130df61a6fcc182d99780.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	a6fd6bbda1823f868ee8b2ec834b3136764411dbfc8130df61a6fcc182d99780.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.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	a6fd6bbda1823f868ee8b2ec834b3136764411dbfc8130df61a6fcc182d99780.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2668 wrote to memory of 2244	2668	a6fd6bbda1823f868ee8b2ec834b3136764411dbfc8130df61a6fcc182d99780.exe	31
PID 2668 wrote to memory of 2244	2668	a6fd6bbda1823f868ee8b2ec834b3136764411dbfc8130df61a6fcc182d99780.exe	31
PID 2668 wrote to memory of 2244	2668	a6fd6bbda1823f868ee8b2ec834b3136764411dbfc8130df61a6fcc182d99780.exe	31
PID 2668 wrote to memory of 2244	2668	a6fd6bbda1823f868ee8b2ec834b3136764411dbfc8130df61a6fcc182d99780.exe	31

C:\Users\Admin\AppData\Local\Temp\a6fd6bbda1823f868ee8b2ec834b3136764411dbfc8130df61a6fcc182d99780.exe
"C:\Users\Admin\AppData\Local\Temp\a6fd6bbda1823f868ee8b2ec834b3136764411dbfc8130df61a6fcc182d99780.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2668
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2244

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
55KB

MD5
defa3a4897e9684a7531155db9a15c0a

SHA1
571c0c3a4c064750a7897f1aafb9f608b4453142

SHA256
0e95ab6e8ad9ac4236156fcd45613caa3441ea070382ff17fe1d27ed4267efc9

SHA512
580a6c45c7536366842735c40d89a17082e08a1c04e9060bf86b44d712fe30429f891afceaa7a6be51fb5d68b00d48868e8f2ed3762759e51b7ec823a4eaff83

Download Submit
memory/2244-10-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2244-12-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2668-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2668-8-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2668-3-0x0000000000220000-0x000000000022E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads