917ba0f9b3c28cfd208dfe23a39742d8ca6a52b2e47dd7a74b120ada30ac8a87

Analysis

max time kernel
119s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09/10/2024, 20:05

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General

Target

917ba0f9b3c28cfd208dfe23a39742d8ca6a52b2e47dd7a74b120ada30ac8a87N.exe
Size

38KB
MD5

0bbef50b4f989d5a90a9fae35217b530
SHA1

7f5c6c98f7fdd1642bd12869391ec7f763b8f293
SHA256

917ba0f9b3c28cfd208dfe23a39742d8ca6a52b2e47dd7a74b120ada30ac8a87
SHA512

17cb608a5a6a6e85232f567dbb054e11f9ec0437cf080f5330a00ab47a6192b081fade5edc338aa20b04bacfd5a6dd45acbbeb50140eaac9dc80b060410255cb
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAjUvJw3/q:e6q10k0EFjed6rqJ+6vghzwYu7vih9GV

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1268	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1268	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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	917ba0f9b3c28cfd208dfe23a39742d8ca6a52b2e47dd7a74b120ada30ac8a87N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	917ba0f9b3c28cfd208dfe23a39742d8ca6a52b2e47dd7a74b120ada30ac8a87N.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	917ba0f9b3c28cfd208dfe23a39742d8ca6a52b2e47dd7a74b120ada30ac8a87N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2276 wrote to memory of 1268	2276	917ba0f9b3c28cfd208dfe23a39742d8ca6a52b2e47dd7a74b120ada30ac8a87N.exe	30
PID 2276 wrote to memory of 1268	2276	917ba0f9b3c28cfd208dfe23a39742d8ca6a52b2e47dd7a74b120ada30ac8a87N.exe	30
PID 2276 wrote to memory of 1268	2276	917ba0f9b3c28cfd208dfe23a39742d8ca6a52b2e47dd7a74b120ada30ac8a87N.exe	30
PID 2276 wrote to memory of 1268	2276	917ba0f9b3c28cfd208dfe23a39742d8ca6a52b2e47dd7a74b120ada30ac8a87N.exe	30

C:\Users\Admin\AppData\Local\Temp\917ba0f9b3c28cfd208dfe23a39742d8ca6a52b2e47dd7a74b120ada30ac8a87N.exe
"C:\Users\Admin\AppData\Local\Temp\917ba0f9b3c28cfd208dfe23a39742d8ca6a52b2e47dd7a74b120ada30ac8a87N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2276
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:1268

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
38KB

MD5
f728131d47fe53b569d0af0c86286cfc

SHA1
7088c02833b51abec49b92426211596f45c588cb

SHA256
0587346992d29393d8e89471b0f2b7daa3e44be071407a6544e4227520448b30

SHA512
32d8e2d939b7a7b457b4f27bd94970ec5c86d18630d26e3a5ea3a6e65d4d2040bbb3ca9be5e7aa76343a0d6a63c22a10620c8907d9b3b2fcfe9876b63b4f1a21

Download Submit
memory/1268-9-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1268-11-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2276-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2276-3-0x00000000001B0000-0x00000000001BE000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads