e3707d61f0be3e235c9c057b492f1a8936ae06d05b549eecd9685e8614afb3bc

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 02:26

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General

Target

e3707d61f0be3e235c9c057b492f1a8936ae06d05b549eecd9685e8614afb3bcN.exe
Size

78KB
MD5

cb2939c7826367e0ca3d8f2aeed2af70
SHA1

3d94b0818e2b9b308fe8da88cfdf864c0abf4e13
SHA256

e3707d61f0be3e235c9c057b492f1a8936ae06d05b549eecd9685e8614afb3bc
SHA512

47835ec598d172a6ccf186b18f87fe27531c7465b3ff2d756eb98dd12a1ace32e710b2f22cd0a5fa4dea8e4ffca136714eec82ecc4680a439e42c34b28379663
SSDEEP

1536:NAo0Tj2d6rnJwwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+uhIehXehh:NAoglOwvl4ulkP6vghzwYu7vih9GueI9

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2164	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2164	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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	e3707d61f0be3e235c9c057b492f1a8936ae06d05b549eecd9685e8614afb3bcN.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	e3707d61f0be3e235c9c057b492f1a8936ae06d05b549eecd9685e8614afb3bcN.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	e3707d61f0be3e235c9c057b492f1a8936ae06d05b549eecd9685e8614afb3bcN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 2164	2348	e3707d61f0be3e235c9c057b492f1a8936ae06d05b549eecd9685e8614afb3bcN.exe	30
PID 2348 wrote to memory of 2164	2348	e3707d61f0be3e235c9c057b492f1a8936ae06d05b549eecd9685e8614afb3bcN.exe	30
PID 2348 wrote to memory of 2164	2348	e3707d61f0be3e235c9c057b492f1a8936ae06d05b549eecd9685e8614afb3bcN.exe	30
PID 2348 wrote to memory of 2164	2348	e3707d61f0be3e235c9c057b492f1a8936ae06d05b549eecd9685e8614afb3bcN.exe	30

C:\Users\Admin\AppData\Local\Temp\e3707d61f0be3e235c9c057b492f1a8936ae06d05b549eecd9685e8614afb3bcN.exe
"C:\Users\Admin\AppData\Local\Temp\e3707d61f0be3e235c9c057b492f1a8936ae06d05b549eecd9685e8614afb3bcN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2164

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
79KB

MD5
3fe759b6f0893397498481fdb0d83b94

SHA1
c42b56d5aad48a8e67a55920ec832950f7d9c6f0

SHA256
821c79e8d176fbdfd3db7fda0a78066148997ea4b12a1dcf6023d3a4f25e005b

SHA512
8762be0d870a7ee09134fabc52b4aac8f95fb2009d246e25492c2ba88026c01d081fdbe64228dc5b4b8c237572cbf3466f54f25969f4eef14ad51505fd131b45

Download Submit
memory/2164-12-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2348-2-0x0000000000220000-0x000000000022F000-memory.dmp

Filesize
60KB

Download
memory/2348-8-0x0000000000220000-0x000000000022F000-memory.dmp

Filesize
60KB

Download
memory/2348-7-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2348-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2348-11-0x0000000000220000-0x000000000022F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads