9b526afdf66aed3cf055dc6dec6820d3b44e4709e211a365d37b17dd0db91698

Analysis

max time kernel
149s
max time network
19s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
10-08-2024 00:35

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General

Target

9b526afdf66aed3cf055dc6dec6820d3b44e4709e211a365d37b17dd0db91698.exe
Size

46KB
MD5

9e7afae6f56ad459bcbfcce002585921
SHA1

aff3859ad5bb7ba47986f2893e58b0a0c5ccf30c
SHA256

9b526afdf66aed3cf055dc6dec6820d3b44e4709e211a365d37b17dd0db91698
SHA512

99b87f6b0351fdf21754032bc93efc7a4cedb004fdae57347088204b8f1ce65912d9a2773cc6bf4b7445f50cb22959a7362fca4248b2949d4584b50f30284139
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhQ:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYw

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1668	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1668	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-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	9b526afdf66aed3cf055dc6dec6820d3b44e4709e211a365d37b17dd0db91698.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	9b526afdf66aed3cf055dc6dec6820d3b44e4709e211a365d37b17dd0db91698.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	9b526afdf66aed3cf055dc6dec6820d3b44e4709e211a365d37b17dd0db91698.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2256 wrote to memory of 1668	2256	9b526afdf66aed3cf055dc6dec6820d3b44e4709e211a365d37b17dd0db91698.exe	29
PID 2256 wrote to memory of 1668	2256	9b526afdf66aed3cf055dc6dec6820d3b44e4709e211a365d37b17dd0db91698.exe	29
PID 2256 wrote to memory of 1668	2256	9b526afdf66aed3cf055dc6dec6820d3b44e4709e211a365d37b17dd0db91698.exe	29
PID 2256 wrote to memory of 1668	2256	9b526afdf66aed3cf055dc6dec6820d3b44e4709e211a365d37b17dd0db91698.exe	29

C:\Users\Admin\AppData\Local\Temp\9b526afdf66aed3cf055dc6dec6820d3b44e4709e211a365d37b17dd0db91698.exe
"C:\Users\Admin\AppData\Local\Temp\9b526afdf66aed3cf055dc6dec6820d3b44e4709e211a365d37b17dd0db91698.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2256
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:1668

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
47KB

MD5
21c4b275223a7d8ad80d805b92e24e43

SHA1
e996274cfb252e9c308d84a18e86f0c91bfe88f9

SHA256
59a9a2842a9e519da11e326f17289d7333bb588791e607f172c8751313dfe295

SHA512
812c62997466ebfbff670a78ec8c0995e10f231ea0525a0e4650fa91b84954d572b5c318e5f0da59ff2a0661d1b430a8d30f7db6fd24926cff259ae47a7176b9

Download Submit
memory/2256-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2256-3-0x00000000001B0000-0x00000000001B3000-memory.dmp

Filesize
12KB

Download
memory/2256-8-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads