153d2f441f1fe87b7d429b3634ce85610aca133fc13ec92a2fcc3153ea127e4d

Analysis

max time kernel
119s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10/10/2024, 04:00

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General

Target

153d2f441f1fe87b7d429b3634ce85610aca133fc13ec92a2fcc3153ea127e4dN.exe
Size

79KB
MD5

2231283ea06343b4bc0118bf75c4bd40
SHA1

64eb6057dff5baf2bbf39e28e2925a07d694ce92
SHA256

153d2f441f1fe87b7d429b3634ce85610aca133fc13ec92a2fcc3153ea127e4d
SHA512

c03961ad3740d356204a352b20ff032d777b030cbd1462fede0863af4010c89da9f6080d2561a72aa69998484fc1577b4e8e7e660d0688d4be3bf5255dfa3f46
SSDEEP

1536:86RAo0ej2d6rnJwwvlNlIUBvsI7hrhEh9cpDN/qhAvP3OChhW4dI0h4HCIzhUvTD:xAo1lOwvlNlXBvsI7hrhEh9cpDN/qhAd

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2028	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2028	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-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	153d2f441f1fe87b7d429b3634ce85610aca133fc13ec92a2fcc3153ea127e4dN.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	153d2f441f1fe87b7d429b3634ce85610aca133fc13ec92a2fcc3153ea127e4dN.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	153d2f441f1fe87b7d429b3634ce85610aca133fc13ec92a2fcc3153ea127e4dN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1624 wrote to memory of 2028	1624	153d2f441f1fe87b7d429b3634ce85610aca133fc13ec92a2fcc3153ea127e4dN.exe	83
PID 1624 wrote to memory of 2028	1624	153d2f441f1fe87b7d429b3634ce85610aca133fc13ec92a2fcc3153ea127e4dN.exe	83
PID 1624 wrote to memory of 2028	1624	153d2f441f1fe87b7d429b3634ce85610aca133fc13ec92a2fcc3153ea127e4dN.exe	83

C:\Users\Admin\AppData\Local\Temp\153d2f441f1fe87b7d429b3634ce85610aca133fc13ec92a2fcc3153ea127e4dN.exe
"C:\Users\Admin\AppData\Local\Temp\153d2f441f1fe87b7d429b3634ce85610aca133fc13ec92a2fcc3153ea127e4dN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1624
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  PID:2028

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
80KB

MD5
670d5834a819a8e891f348a5f9e2b6d4

SHA1
92a8e6c875803e865d7725b16361653023c643c4

SHA256
de7d38fce9f9280d0607e4aecb82a136454300a33269e7a0e8d295f7219f47a4

SHA512
d0a7a142f38becf76cd6c65a36daddee125210041db32395adf38e11363bc4aa0bc30329bd32795089b74ac8ed35a1706f50ff409459874969f1ceaab3b93f81

Download Submit
memory/1624-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1624-5-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2028-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads