2bfacc6059fdb59331930a2b092cae9a89e3116ccbf960ddda71ed554d960df6

Analysis

max time kernel
119s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21-09-2024 03:23

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General

Target

2bfacc6059fdb59331930a2b092cae9a89e3116ccbf960ddda71ed554d960df6N.exe
Size

61KB
MD5

ced35da280675202e6d5d5c74c19b3f0
SHA1

4a8fb71d182c6a8d0093e0ecfcdf06a46b3df62f
SHA256

2bfacc6059fdb59331930a2b092cae9a89e3116ccbf960ddda71ed554d960df6
SHA512

5cbef11ef73af4e654e3ae7b003934d948fad6361eb58dd4a13f5468ba25b2c9d2113943c8e12c38001775261df0145f84d2616bdb787ffd9663c8bf1fcb8b36
SSDEEP

1536:NAo0Tj2d6rnJwwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjUvJjWH0HhSkhhHWP2:NAoglOwvl4ulkP6vghzwYu7vih9GueIm

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2520	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2520	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-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2bfacc6059fdb59331930a2b092cae9a89e3116ccbf960ddda71ed554d960df6N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2bfacc6059fdb59331930a2b092cae9a89e3116ccbf960ddda71ed554d960df6N.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	2bfacc6059fdb59331930a2b092cae9a89e3116ccbf960ddda71ed554d960df6N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 752 wrote to memory of 2520	752	2bfacc6059fdb59331930a2b092cae9a89e3116ccbf960ddda71ed554d960df6N.exe	82
PID 752 wrote to memory of 2520	752	2bfacc6059fdb59331930a2b092cae9a89e3116ccbf960ddda71ed554d960df6N.exe	82
PID 752 wrote to memory of 2520	752	2bfacc6059fdb59331930a2b092cae9a89e3116ccbf960ddda71ed554d960df6N.exe	82

C:\Users\Admin\AppData\Local\Temp\2bfacc6059fdb59331930a2b092cae9a89e3116ccbf960ddda71ed554d960df6N.exe
"C:\Users\Admin\AppData\Local\Temp\2bfacc6059fdb59331930a2b092cae9a89e3116ccbf960ddda71ed554d960df6N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:752
- 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:2520

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
62KB

MD5
5f49a9fdbcee00b89f19f63aa6fb5451

SHA1
e15ba889ed8183337ae2a0e9b052d1f206d6f126

SHA256
489d512f09796ae7c8748b767a25d410c9d6583f57f18d77922440b136eb3b37

SHA512
f119327eacfaa891110a983e317e3698fce37a90bc171e6763388a4db669a8440db1f8779e684ecabcba6687dd1d6f6dfb86898dea6bc6cb7f32d657673f04f1

Download Submit
memory/752-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/752-4-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2520-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads