39ab6d5db45a5674c3a5e8de5f901d0914c60ef3df6504e9ae727b4e616190ac

Analysis

max time kernel
154s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
23/10/2023, 18:53

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General

Target

NEAS.909bf5bc8910784327d8235dab73d3d0_JC.exe
Size

73KB
MD5

909bf5bc8910784327d8235dab73d3d0
SHA1

3280e5dba08b09e1d7c862cfe00ef5113778ea76
SHA256

39ab6d5db45a5674c3a5e8de5f901d0914c60ef3df6504e9ae727b4e616190ac
SHA512

73c3b849473f933ab7fc8bc4c1edd1d3b6025f30d8ee72f41b76cae065f3c68d047736ae3dbd9068a6e509f874450cb66b9f7a6d4bf576cb1a8a133af70d8041
SSDEEP

1536:/Ao0zj2d6rnJYulBJnDQEEa1EfBE+1EC1p1E1aE1E1EEE1+BX1EE9h1EJvY1kwvR:/AoAliulHnDQEEa1EfBE+1EC1p1E1aEo

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3304	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
3304	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-1-5-21-3125601242-331447593-1512828465-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	NEAS.909bf5bc8910784327d8235dab73d3d0_JC.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	NEAS.909bf5bc8910784327d8235dab73d3d0_JC.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1976 wrote to memory of 3304	1976	NEAS.909bf5bc8910784327d8235dab73d3d0_JC.exe	83
PID 1976 wrote to memory of 3304	1976	NEAS.909bf5bc8910784327d8235dab73d3d0_JC.exe	83
PID 1976 wrote to memory of 3304	1976	NEAS.909bf5bc8910784327d8235dab73d3d0_JC.exe	83

C:\Users\Admin\AppData\Local\Temp\NEAS.909bf5bc8910784327d8235dab73d3d0_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.909bf5bc8910784327d8235dab73d3d0_JC.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:3304

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\microsofthelp.exe

Filesize
73KB

MD5
54d6a778b06e9c0367a3f000bfb7e7d6

SHA1
c2c40830d3e5b2a6836c1627e4290bbe8445ccb2

SHA256
df0a63055212143d0137a0b3cb482e90903c98ac283ea3a311404e2086cd25bc

SHA512
751aedfbc919654c7f50ab9cba4cb7c4f49fdb2b9e607f898f88401cfc8de24e0d4f67ba9a9819fb30719a0f6e3edb168f713286a47aa3ff6e48d4291bb66557

Download Submit
C:\Windows\microsofthelp.exe

Filesize
73KB

MD5
54d6a778b06e9c0367a3f000bfb7e7d6

SHA1
c2c40830d3e5b2a6836c1627e4290bbe8445ccb2

SHA256
df0a63055212143d0137a0b3cb482e90903c98ac283ea3a311404e2086cd25bc

SHA512
751aedfbc919654c7f50ab9cba4cb7c4f49fdb2b9e607f898f88401cfc8de24e0d4f67ba9a9819fb30719a0f6e3edb168f713286a47aa3ff6e48d4291bb66557

Download Submit
memory/1976-0-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/1976-5-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/3304-6-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads