02a7ad63210fdb04980ce442aadbad7c40086c063fc037eb7eddc72f09da7c43

Analysis

max time kernel
143s
max time network
146s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
27/08/2023, 23:42

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General

Target

user.exe
Size

1.2MB
MD5

4d9fd21aa87a2eb1bcad4d9dff0c6362
SHA1

9074fad1d75cb2612d16b3d6794fe97112cc8a82
SHA256

02a7ad63210fdb04980ce442aadbad7c40086c063fc037eb7eddc72f09da7c43
SHA512

a07683f97e46749dc2db66874b2daedd7e11fabf76e1a34998c1784fdaa229e1294cff7b12967afc8650af2cf3cbb86d37a9a1e8c254f8cbdc9092f46d4fc5be
SSDEEP

24576:EnsJ39LyjbJkQFMhmC+6GD99bC1kzMc0z3:EnsHyjtk2MYC5GDzuizMcw3

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
312	._cache_user.exe
2932	Synaptics.exe
2740	._cache_Synaptics.exe

Loads dropped DLL 7 IoCs

pid	Process
748	user.exe
748	user.exe
748	user.exe
748	user.exe
2932	Synaptics.exe
2932	Synaptics.exe
2932	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"	user.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 35 IoCs

pid	Process
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
312	._cache_user.exe
312	._cache_user.exe
312	._cache_user.exe
2740	._cache_Synaptics.exe
2740	._cache_Synaptics.exe
2740	._cache_Synaptics.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 748 wrote to memory of 312	748	user.exe	28
PID 748 wrote to memory of 312	748	user.exe	28
PID 748 wrote to memory of 312	748	user.exe	28
PID 748 wrote to memory of 312	748	user.exe	28
PID 748 wrote to memory of 2932	748	user.exe	29
PID 748 wrote to memory of 2932	748	user.exe	29
PID 748 wrote to memory of 2932	748	user.exe	29
PID 748 wrote to memory of 2932	748	user.exe	29
PID 2932 wrote to memory of 2740	2932	Synaptics.exe	30
PID 2932 wrote to memory of 2740	2932	Synaptics.exe	30
PID 2932 wrote to memory of 2740	2932	Synaptics.exe	30
PID 2932 wrote to memory of 2740	2932	Synaptics.exe	30

C:\Users\Admin\AppData\Local\Temp\user.exe
"C:\Users\Admin\AppData\Local\Temp\user.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:748
- C:\Users\Admin\AppData\Local\Temp\._cache_user.exe
  "C:\Users\Admin\AppData\Local\Temp\._cache_user.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:312
- C:\ProgramData\Synaptics\Synaptics.exe
  "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2932
- - C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
    "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetWindowsHookEx
    PID:2740

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 Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\Synaptics\Synaptics.exe

Filesize
1.2MB

MD5
4d9fd21aa87a2eb1bcad4d9dff0c6362

SHA1
9074fad1d75cb2612d16b3d6794fe97112cc8a82

SHA256
02a7ad63210fdb04980ce442aadbad7c40086c063fc037eb7eddc72f09da7c43

SHA512
a07683f97e46749dc2db66874b2daedd7e11fabf76e1a34998c1784fdaa229e1294cff7b12967afc8650af2cf3cbb86d37a9a1e8c254f8cbdc9092f46d4fc5be

Download Submit
C:\ProgramData\Synaptics\Synaptics.exe

Filesize
1.2MB

MD5
4d9fd21aa87a2eb1bcad4d9dff0c6362

SHA1
9074fad1d75cb2612d16b3d6794fe97112cc8a82

SHA256
02a7ad63210fdb04980ce442aadbad7c40086c063fc037eb7eddc72f09da7c43

SHA512
a07683f97e46749dc2db66874b2daedd7e11fabf76e1a34998c1784fdaa229e1294cff7b12967afc8650af2cf3cbb86d37a9a1e8c254f8cbdc9092f46d4fc5be

Download Submit
C:\ProgramData\Synaptics\Synaptics.exe

Filesize
1.2MB

MD5
4d9fd21aa87a2eb1bcad4d9dff0c6362

SHA1
9074fad1d75cb2612d16b3d6794fe97112cc8a82

SHA256
02a7ad63210fdb04980ce442aadbad7c40086c063fc037eb7eddc72f09da7c43

SHA512
a07683f97e46749dc2db66874b2daedd7e11fabf76e1a34998c1784fdaa229e1294cff7b12967afc8650af2cf3cbb86d37a9a1e8c254f8cbdc9092f46d4fc5be

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe

Filesize
435KB

MD5
94a415594e19333d35e93cb877973ad5

SHA1
7c09b0932caf621fc90fe269ceabf6b4fd2e55f2

SHA256
5e0fb6d1301c00001b3b3158c822ced6173548b0b85953577f6527431d5fc71f

SHA512
32d60355bbe3ea1a80ad84e054a07ae4ea9b3c8607dc435744fe1dfdebcc9dca83b6ce954d693fb2791044236c07a71f428f1fee2bf478f112c90bd2889038c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_user.exe

Filesize
435KB

MD5
94a415594e19333d35e93cb877973ad5

SHA1
7c09b0932caf621fc90fe269ceabf6b4fd2e55f2

SHA256
5e0fb6d1301c00001b3b3158c822ced6173548b0b85953577f6527431d5fc71f

SHA512
32d60355bbe3ea1a80ad84e054a07ae4ea9b3c8607dc435744fe1dfdebcc9dca83b6ce954d693fb2791044236c07a71f428f1fee2bf478f112c90bd2889038c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_user.exe

Filesize
435KB

MD5
94a415594e19333d35e93cb877973ad5

SHA1
7c09b0932caf621fc90fe269ceabf6b4fd2e55f2

SHA256
5e0fb6d1301c00001b3b3158c822ced6173548b0b85953577f6527431d5fc71f

SHA512
32d60355bbe3ea1a80ad84e054a07ae4ea9b3c8607dc435744fe1dfdebcc9dca83b6ce954d693fb2791044236c07a71f428f1fee2bf478f112c90bd2889038c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_user.exe

Filesize
435KB

MD5
94a415594e19333d35e93cb877973ad5

SHA1
7c09b0932caf621fc90fe269ceabf6b4fd2e55f2

SHA256
5e0fb6d1301c00001b3b3158c822ced6173548b0b85953577f6527431d5fc71f

SHA512
32d60355bbe3ea1a80ad84e054a07ae4ea9b3c8607dc435744fe1dfdebcc9dca83b6ce954d693fb2791044236c07a71f428f1fee2bf478f112c90bd2889038c3

Download Submit
\ProgramData\Synaptics\Synaptics.exe

Filesize
1.2MB

MD5
4d9fd21aa87a2eb1bcad4d9dff0c6362

SHA1
9074fad1d75cb2612d16b3d6794fe97112cc8a82

SHA256
02a7ad63210fdb04980ce442aadbad7c40086c063fc037eb7eddc72f09da7c43

SHA512
a07683f97e46749dc2db66874b2daedd7e11fabf76e1a34998c1784fdaa229e1294cff7b12967afc8650af2cf3cbb86d37a9a1e8c254f8cbdc9092f46d4fc5be

Download Submit
\ProgramData\Synaptics\Synaptics.exe

Filesize
1.2MB

MD5
4d9fd21aa87a2eb1bcad4d9dff0c6362

SHA1
9074fad1d75cb2612d16b3d6794fe97112cc8a82

SHA256
02a7ad63210fdb04980ce442aadbad7c40086c063fc037eb7eddc72f09da7c43

SHA512
a07683f97e46749dc2db66874b2daedd7e11fabf76e1a34998c1784fdaa229e1294cff7b12967afc8650af2cf3cbb86d37a9a1e8c254f8cbdc9092f46d4fc5be

Download Submit
\ProgramData\Synaptics\Synaptics.exe

Filesize
1.2MB

MD5
4d9fd21aa87a2eb1bcad4d9dff0c6362

SHA1
9074fad1d75cb2612d16b3d6794fe97112cc8a82

SHA256
02a7ad63210fdb04980ce442aadbad7c40086c063fc037eb7eddc72f09da7c43

SHA512
a07683f97e46749dc2db66874b2daedd7e11fabf76e1a34998c1784fdaa229e1294cff7b12967afc8650af2cf3cbb86d37a9a1e8c254f8cbdc9092f46d4fc5be

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

Filesize
435KB

MD5
94a415594e19333d35e93cb877973ad5

SHA1
7c09b0932caf621fc90fe269ceabf6b4fd2e55f2

SHA256
5e0fb6d1301c00001b3b3158c822ced6173548b0b85953577f6527431d5fc71f

SHA512
32d60355bbe3ea1a80ad84e054a07ae4ea9b3c8607dc435744fe1dfdebcc9dca83b6ce954d693fb2791044236c07a71f428f1fee2bf478f112c90bd2889038c3

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

Filesize
435KB

MD5
94a415594e19333d35e93cb877973ad5

SHA1
7c09b0932caf621fc90fe269ceabf6b4fd2e55f2

SHA256
5e0fb6d1301c00001b3b3158c822ced6173548b0b85953577f6527431d5fc71f

SHA512
32d60355bbe3ea1a80ad84e054a07ae4ea9b3c8607dc435744fe1dfdebcc9dca83b6ce954d693fb2791044236c07a71f428f1fee2bf478f112c90bd2889038c3

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

Filesize
435KB

MD5
94a415594e19333d35e93cb877973ad5

SHA1
7c09b0932caf621fc90fe269ceabf6b4fd2e55f2

SHA256
5e0fb6d1301c00001b3b3158c822ced6173548b0b85953577f6527431d5fc71f

SHA512
32d60355bbe3ea1a80ad84e054a07ae4ea9b3c8607dc435744fe1dfdebcc9dca83b6ce954d693fb2791044236c07a71f428f1fee2bf478f112c90bd2889038c3

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

Filesize
435KB

MD5
94a415594e19333d35e93cb877973ad5

SHA1
7c09b0932caf621fc90fe269ceabf6b4fd2e55f2

SHA256
5e0fb6d1301c00001b3b3158c822ced6173548b0b85953577f6527431d5fc71f

SHA512
32d60355bbe3ea1a80ad84e054a07ae4ea9b3c8607dc435744fe1dfdebcc9dca83b6ce954d693fb2791044236c07a71f428f1fee2bf478f112c90bd2889038c3

Download Submit
memory/312-48-0x00000000004C0000-0x00000000004EA000-memory.dmp

Filesize
168KB

Download
memory/312-57-0x0000000000730000-0x0000000000830000-memory.dmp

Filesize
1024KB

Download
memory/312-55-0x00000000004C0000-0x00000000004EA000-memory.dmp

Filesize
168KB

Download
memory/312-45-0x0000000000730000-0x0000000000830000-memory.dmp

Filesize
1024KB

Download
memory/312-46-0x00000000004C0000-0x00000000004EA000-memory.dmp

Filesize
168KB

Download
memory/748-28-0x0000000000400000-0x000000000052F000-memory.dmp

Filesize
1.2MB

Download
memory/748-0-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2740-52-0x0000000000730000-0x0000000000830000-memory.dmp

Filesize
1024KB

Download
memory/2740-53-0x00000000006E0000-0x000000000070A000-memory.dmp

Filesize
168KB

Download
memory/2740-58-0x00000000006E0000-0x000000000070A000-memory.dmp

Filesize
168KB

Download
memory/2932-54-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2932-29-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2932-56-0x0000000000400000-0x000000000052F000-memory.dmp

Filesize
1.2MB

Download
memory/2932-59-0x0000000000400000-0x000000000052F000-memory.dmp

Filesize
1.2MB

Download
memory/2932-89-0x0000000000400000-0x000000000052F000-memory.dmp

Filesize
1.2MB

Download