98fbe62a369dc1f50bca82d6d31bc919e0c8e99e566fccd869773fbd8d86b4c9

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
15/11/2023, 04:08

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General

Target

NEAS.25eeb9d5cc50b4773313cf77fc4aaa40.exe
Size

78KB
MD5

25eeb9d5cc50b4773313cf77fc4aaa40
SHA1

2a6a9c109c304586dcc58632a0fe862ed2493e2d
SHA256

98fbe62a369dc1f50bca82d6d31bc919e0c8e99e566fccd869773fbd8d86b4c9
SHA512

b0334d1f22708bf0aa9f5f0cfce70ce6e4b98805096ba6c5208cdbf7e7c1c1a91107eaac6577a74dac81147f4c12302c6be34cd458e7208508d9fd06f4111356
SSDEEP

1536:/Ao0+j2d6rnJqlIUSJn3m2GnNCyuaMeFg8kVQ+SvMupWsZZZNF01Lryhv1g1s1Eu:/AoVl4lXin3m2GnNCyuaMeFg8kVQ+Svp

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4952	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
4952	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-1-5-21-1873812795-1433807462-1429862679-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	NEAS.25eeb9d5cc50b4773313cf77fc4aaa40.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	NEAS.25eeb9d5cc50b4773313cf77fc4aaa40.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 4952	2204	NEAS.25eeb9d5cc50b4773313cf77fc4aaa40.exe	86
PID 2204 wrote to memory of 4952	2204	NEAS.25eeb9d5cc50b4773313cf77fc4aaa40.exe	86
PID 2204 wrote to memory of 4952	2204	NEAS.25eeb9d5cc50b4773313cf77fc4aaa40.exe	86

C:\Users\Admin\AppData\Local\Temp\NEAS.25eeb9d5cc50b4773313cf77fc4aaa40.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.25eeb9d5cc50b4773313cf77fc4aaa40.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:4952

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
79KB

MD5
b1c35aaf8bd5dcc6f97d2fd863eb4623

SHA1
b2c3a9d5c74a99af89a3eff854e17756c0f5e520

SHA256
442344117b52024d89f1559561ae8a4755fd8834d0622dc321f031efaaa9c609

SHA512
af819da314a7a0c264872f18ebb9fe09f46737e12dcb4c946194ded43bcc9e559523deea158c751a2606bbcde453e4e2bd55213008abbec793acb1484f42df4a

Download Submit
C:\Windows\microsofthelp.exe

Filesize
79KB

MD5
b1c35aaf8bd5dcc6f97d2fd863eb4623

SHA1
b2c3a9d5c74a99af89a3eff854e17756c0f5e520

SHA256
442344117b52024d89f1559561ae8a4755fd8834d0622dc321f031efaaa9c609

SHA512
af819da314a7a0c264872f18ebb9fe09f46737e12dcb4c946194ded43bcc9e559523deea158c751a2606bbcde453e4e2bd55213008abbec793acb1484f42df4a

Download Submit
memory/2204-0-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2204-4-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4952-6-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads