a2e3d3090a86107f7f77dd88bc75f3aaf74cc48427215a8da2e643887a5373b1

General

Target

Wd.exe
Size

1.6MB
MD5

08c74fc23f2203665fede63712a7af5b
SHA1

eb0c2bb3f6de77dad73c37e72f1960f653341375
SHA256

a2e3d3090a86107f7f77dd88bc75f3aaf74cc48427215a8da2e643887a5373b1
SHA512

e021c3a661e6c4ea2ac8ea980fad574b22a63620d6a3a5ede325e278914d6560fb5836dbd3d817909404f8167c17fade77437aa38ab2484a8c5a45a340037bca
SSDEEP

49152:knsHyjtk2MYC5GDZ/QMnl5YL7WzZyQRdO:knsmtk2aKPC0oQi

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
2132	._cache_Wd.exe
2868	Synaptics.exe
308	._cache_Synaptics.exe

Loads dropped DLL 5 IoCs

pid	Process
1676	Wd.exe
1676	Wd.exe
1676	Wd.exe
2868	Synaptics.exe
2868	Synaptics.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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Synaptics Pointing Device Driver = "C:\\ProgramData\\Synaptics\\Synaptics.exe"	Wd.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2588	EXCEL.EXE

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2588	EXCEL.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1676 wrote to memory of 2132	1676	Wd.exe	28
PID 1676 wrote to memory of 2132	1676	Wd.exe	28
PID 1676 wrote to memory of 2132	1676	Wd.exe	28
PID 1676 wrote to memory of 2132	1676	Wd.exe	28
PID 1676 wrote to memory of 2868	1676	Wd.exe	29
PID 1676 wrote to memory of 2868	1676	Wd.exe	29
PID 1676 wrote to memory of 2868	1676	Wd.exe	29
PID 1676 wrote to memory of 2868	1676	Wd.exe	29
PID 2868 wrote to memory of 308	2868	Synaptics.exe	30
PID 2868 wrote to memory of 308	2868	Synaptics.exe	30
PID 2868 wrote to memory of 308	2868	Synaptics.exe	30
PID 2868 wrote to memory of 308	2868	Synaptics.exe	30

C:\Users\Admin\AppData\Local\Temp\Wd.exe
"C:\Users\Admin\AppData\Local\Temp\Wd.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1676
- C:\Users\Admin\AppData\Local\Temp\._cache_Wd.exe
  "C:\Users\Admin\AppData\Local\Temp\._cache_Wd.exe"
  2⤵
  - Executes dropped EXE
  PID:2132
- C:\ProgramData\Synaptics\Synaptics.exe
  "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2868
- - C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
    "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
    3⤵
    - Executes dropped EXE
    PID:308

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /automation -Embedding
1⤵
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2588

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\Synaptics\Synaptics.exe

Filesize
1.6MB

MD5
08c74fc23f2203665fede63712a7af5b

SHA1
eb0c2bb3f6de77dad73c37e72f1960f653341375

SHA256
a2e3d3090a86107f7f77dd88bc75f3aaf74cc48427215a8da2e643887a5373b1

SHA512
e021c3a661e6c4ea2ac8ea980fad574b22a63620d6a3a5ede325e278914d6560fb5836dbd3d817909404f8167c17fade77437aa38ab2484a8c5a45a340037bca

Download Submit
C:\Users\Admin\AppData\Local\Temp\vZOt88gd.xlsm

Filesize
17KB

MD5
e566fc53051035e1e6fd0ed1823de0f9

SHA1
00bc96c48b98676ecd67e81a6f1d7754e4156044

SHA256
8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

SHA512
a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

Download Submit
C:\Users\Admin\AppData\Local\Temp\vZOt88gd.xlsm

Filesize
29KB

MD5
0f11a2c4a2ffc6bd06788ca5da0b7463

SHA1
043226d64128a01285b0be0f8b20afb73715666b

SHA256
847a8d719a69e01db706b019bbee0c9530d439426ce4ff75e99f4fdef111fd45

SHA512
b27848822ba22490abdbb886befd351d56815b59d509b4288b1a5e05cccc174c1bfefbe3a3d53e5601f16da2a7c76b2c13e4467ec28606a792c3588fad727086

Download Submit
C:\Users\Admin\AppData\Local\Temp\vZOt88gd.xlsm

Filesize
26KB

MD5
6587880be7f5568d56b909058423cd71

SHA1
4b18433f51025db085f53103b213c34f17069a76

SHA256
fb354ae8071e1899eba92dd0c8d68b7f084e2d70993cb14b9102003961ba960a

SHA512
96ec2de12ca239ed9f930fef5eddef92baddf1c44be7bce357d1c338b10e60abba747167ea7e028535840b43b1bd2adfabf2a8ca95599abdcfa7860de8116b0c

Download Submit
C:\Users\Admin\AppData\Local\Temp\vZOt88gd.xlsm

Filesize
30KB

MD5
b0e3f52b146d404ce40d753a873ded56

SHA1
4e503e042838f6dd5a5a18a69e1b53dc0b146a73

SHA256
35ac915137bcdfb703bc26f2f7e45770200ca35d0d2fe8279e3e8750402ed22e

SHA512
2094616a0fc177336cee08a37aa126a9cc5bc103f772d8dd1fa6bae71f30c44ad337a72cd6d6ef2936495defa92062d7952624d43d6815006a9c7bfb26424be4

Download Submit
C:\Users\Admin\AppData\Local\Temp\vZOt88gd.xlsm

Filesize
27KB

MD5
493b41ba15a166baf4cde5412d302e23

SHA1
8580d1d7d2c49cafad195e10a25f5610bc2bd9a6

SHA256
a822c5ec3e23dc05cd7aa64a6516733d985c60baa98812043802b40c68070d0c

SHA512
b80597bb9532e6b74154abe0d968ccdca15c4431269e6fc9b5970f9a0c14d7e5e8740e2b99e6c89a9477fd9592670ef7204d5fcd1ec37349414df507383576d2

Download Submit
C:\Users\Admin\AppData\Local\Temp\~$vZOt88gd.xlsm

Filesize
165B

MD5
ff09371174f7c701e75f357a187c06e8

SHA1
57f9a638fd652922d7eb23236c80055a91724503

SHA256
e4ba04959837c27019a2349015543802439e152ddc4baf4e8c7b9d2b483362a8

SHA512
e4d01e5908e9f80b7732473ec6807bb7faa5425e3154d5642350f44d7220af3cffd277e0b67bcf03f1433ac26a26edb3ddd3707715b61d054b979fbb4b453882

Download Submit
\Users\Admin\AppData\Local\Temp\._cache_Wd.exe

Filesize
893KB

MD5
b6af97aa32c636c3c4e87bb768a3ceb7

SHA1
83054af67df43ae70c7f8ac6e8a499d9c9dd82ec

SHA256
ba35b8b4346b79b8bb4f97360025cb6befaf501b03149a3b5fef8f07bdf265c7

SHA512
54d2e806503f8a4145ee1519fc5e93cef6bf352cf20042569466f6c402b0a402bce99066decd7729c415cd57da7a9923a1b65926b242672731fe2f9709cf6920

Download Submit
memory/1676-25-0x0000000000400000-0x00000000005A3000-memory.dmp

Filesize
1.6MB

Download
memory/1676-0-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2588-35-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2588-111-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2868-112-0x0000000000400000-0x00000000005A3000-memory.dmp

Filesize
1.6MB

Download
memory/2868-113-0x0000000000400000-0x00000000005A3000-memory.dmp

Filesize
1.6MB

Download
memory/2868-145-0x0000000000400000-0x00000000005A3000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads