e132565108cb63a3e24eb17b4e43834685efb50ef141dfcb5e8fe74708fb6542

Analysis

max time kernel
150s
max time network
118s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31/12/2023, 13:26

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General

Target

37f1aa17b45ba6bac3dc987feed51277.exe
Size

809KB
MD5

37f1aa17b45ba6bac3dc987feed51277
SHA1

e78e385e5e16238889ebd933f6d1ca139a07979e
SHA256

e132565108cb63a3e24eb17b4e43834685efb50ef141dfcb5e8fe74708fb6542
SHA512

9eb11295c4cb831f025a793ed01d52f32df2a805fffbd4cd90524b2e53cf9712c2c6c9c9621575a2203a3d4e506d64e4186d31039eb6702b8164d8c86199ef3b
SSDEEP

24576:+Fb05b0gnC6Ma6OgHmN9VUU6dUpsFRxwZRFLZfA:+lYbDnCVaVgGNTUHdUpORxwTFLpA

Score

7^/10

bootkit persistence spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1972	privacy.exe

Loads dropped DLL 3 IoCs

pid	Process
2108	37f1aa17b45ba6bac3dc987feed51277.exe
2108	37f1aa17b45ba6bac3dc987feed51277.exe
2108	37f1aa17b45ba6bac3dc987feed51277.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

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-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\Privacy Protection = "C:\\ProgramData\\privacy.exe"	privacy.exe

Enumerates connected drives 3 TTPs 21 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\P:	privacy.exe
File opened (read-only)	\??\V:	privacy.exe
File opened (read-only)	\??\W:	privacy.exe
File opened (read-only)	\??\Y:	privacy.exe
File opened (read-only)	\??\I:	privacy.exe
File opened (read-only)	\??\L:	privacy.exe
File opened (read-only)	\??\N:	privacy.exe
File opened (read-only)	\??\R:	privacy.exe
File opened (read-only)	\??\E:	privacy.exe
File opened (read-only)	\??\J:	privacy.exe
File opened (read-only)	\??\O:	privacy.exe
File opened (read-only)	\??\U:	privacy.exe
File opened (read-only)	\??\Z:	privacy.exe
File opened (read-only)	\??\X:	privacy.exe
File opened (read-only)	\??\G:	privacy.exe
File opened (read-only)	\??\H:	privacy.exe
File opened (read-only)	\??\K:	privacy.exe
File opened (read-only)	\??\M:	privacy.exe
File opened (read-only)	\??\Q:	privacy.exe
File opened (read-only)	\??\S:	privacy.exe
File opened (read-only)	\??\T:	privacy.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	privacy.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2108	37f1aa17b45ba6bac3dc987feed51277.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe

Suspicious use of FindShellTrayWindow 17 IoCs

pid	Process
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe

Suspicious use of SendNotifyMessage 17 IoCs

pid	Process
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe
1972	privacy.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1972	privacy.exe
1972	privacy.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2108 wrote to memory of 1972	2108	37f1aa17b45ba6bac3dc987feed51277.exe	18
PID 2108 wrote to memory of 1972	2108	37f1aa17b45ba6bac3dc987feed51277.exe	18
PID 2108 wrote to memory of 1972	2108	37f1aa17b45ba6bac3dc987feed51277.exe	18
PID 2108 wrote to memory of 1972	2108	37f1aa17b45ba6bac3dc987feed51277.exe	18

C:\Users\Admin\AppData\Local\Temp\37f1aa17b45ba6bac3dc987feed51277.exe
"C:\Users\Admin\AppData\Local\Temp\37f1aa17b45ba6bac3dc987feed51277.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2108
- C:\ProgramData\privacy.exe
  C:\ProgramData\privacy.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Enumerates connected drives
  - Writes to the Master Boot Record (MBR)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:1972

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

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\privacy.exe

Filesize
118KB

MD5
c5419829ef213a3d57e9e38a37ef2911

SHA1
0c76352a54d7852d9fb1bc2d12dcbe5f2c863c1d

SHA256
20b90d6e25b22c6269e43d1a6108f4084fc1483f39f9bbdeab07de27c6945543

SHA512
76aee40de2928e42aec1c58d6aa7508ba8f5761119b1fbf31e944c6f5618fda4627ebe3895c515e0dadb5725957e93649d5b5c10ead6a46b2932bd9698720997

Download Submit
C:\ProgramData\privacy.exe

Filesize
77KB

MD5
95b94e3506702b53d013582a59faf257

SHA1
9b83c077304ff8126f341b160137dd1b58f6a46b

SHA256
c213e05f3e2c22d73ae7aee0b611a675353fc1eefc18f1938c8629b86fde5325

SHA512
b960f73f78f6a2ef4b8c6bd520fa9eb7ef325aecbf1612e06a2216c2bb81f3a76ef8fcba475e1c667384918b0dd0d4feeca837a0916b0099109782e257d49011

Download Submit
\ProgramData\privacy.exe

Filesize
62KB

MD5
eb53023482237ed57de39b35a48325b2

SHA1
25ff71a9f2d49ee7417ccebe2a228b08056d91da

SHA256
64095744ea00c40c6eda26f44fc087ff71daf9f86c0863b303b541541965bee4

SHA512
41e54bafc491d94e1ac4141129f7359ecd87eefe485e8debd87e378fe1947cdb0fa8e59eda52bb0f12232ea767dbe9ee5f36d377e051d5865baa24160272f57e

Download Submit
\ProgramData\privacy.exe

Filesize
104KB

MD5
ffa620b7bd5c8233f26a21d40075e0ab

SHA1
4919b7be2c174f50dea59cd560aa8e32d37ccde9

SHA256
0f41db1719ffbfc5811ac21aad702f75eb6b67d41d786b41c93759db74ffe636

SHA512
b56b1048c7a75fbd80d367f7abe97f9e18e1c95eb9228e1c9c573821dc725210317383c38628d1f6aabb88f206754b51ae487abdaf817bb41d967fae5ff19ceb

Download Submit
\ProgramData\privacy.exe

Filesize
72KB

MD5
662fa6419f4142f03ebb88cb4d71316f

SHA1
24678920aa28c56b0a98475721f9ed48a94e0098

SHA256
cb2e785e7bb05fca5971f631e4077498265a24a1ebe301f2c7f97a551e239e56

SHA512
52ddc096e98abedd8c83c4f318ee827fa56c3252d3a458c315e03c47c97110b563d21bab4467121e6a8316be939f22c8c983db7dcf107a623b80631b75f09dc6

Download Submit
memory/1972-28-0x0000000000400000-0x0000000000AF5000-memory.dmp

Filesize
7.0MB

Download
memory/1972-37-0x0000000000400000-0x0000000000AF5000-memory.dmp

Filesize
7.0MB

Download
memory/1972-19-0x0000000002560000-0x0000000002569000-memory.dmp

Filesize
36KB

Download
memory/1972-44-0x0000000000400000-0x0000000000AF5000-memory.dmp

Filesize
7.0MB

Download
memory/1972-43-0x0000000000400000-0x0000000000AF5000-memory.dmp

Filesize
7.0MB

Download
memory/1972-22-0x0000000000400000-0x0000000000AF5000-memory.dmp

Filesize
7.0MB

Download
memory/1972-23-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/1972-42-0x0000000000400000-0x0000000000AF5000-memory.dmp

Filesize
7.0MB

Download
memory/1972-24-0x0000000000400000-0x0000000000AF5000-memory.dmp

Filesize
7.0MB

Download
memory/1972-26-0x0000000000400000-0x0000000000AF5000-memory.dmp

Filesize
7.0MB

Download
memory/1972-27-0x0000000002560000-0x0000000002569000-memory.dmp

Filesize
36KB

Download
memory/1972-41-0x0000000000400000-0x0000000000AF5000-memory.dmp

Filesize
7.0MB

Download
memory/1972-29-0x0000000000400000-0x0000000000AF5000-memory.dmp

Filesize
7.0MB

Download
memory/1972-30-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/1972-31-0x0000000000400000-0x0000000000AF5000-memory.dmp

Filesize
7.0MB

Download
memory/1972-33-0x0000000000400000-0x0000000000AF5000-memory.dmp

Filesize
7.0MB

Download
memory/1972-34-0x0000000000400000-0x0000000000AF5000-memory.dmp

Filesize
7.0MB

Download
memory/1972-35-0x0000000000400000-0x0000000000AF5000-memory.dmp

Filesize
7.0MB

Download
memory/1972-36-0x0000000000400000-0x0000000000AF5000-memory.dmp

Filesize
7.0MB

Download
memory/1972-20-0x0000000000400000-0x0000000000AF5000-memory.dmp

Filesize
7.0MB

Download
memory/1972-38-0x0000000000400000-0x0000000000AF5000-memory.dmp

Filesize
7.0MB

Download
memory/1972-39-0x0000000000400000-0x0000000000AF5000-memory.dmp

Filesize
7.0MB

Download
memory/1972-40-0x0000000000400000-0x0000000000AF5000-memory.dmp

Filesize
7.0MB

Download
memory/2108-0-0x0000000000290000-0x0000000000299000-memory.dmp

Filesize
36KB

Download
memory/2108-1-0x0000000000400000-0x00000000005B6000-memory.dmp

Filesize
1.7MB

Download
memory/2108-10-0x0000000000400000-0x00000000005B6000-memory.dmp

Filesize
1.7MB

Download
memory/2108-4-0x0000000077B10000-0x0000000077B11000-memory.dmp

Filesize
4KB

Download