16e4183c4c724bac5842ffc34e53f71c5f7a8d97d52836a56f4973bcfafb1a40

Analysis

max time kernel
146s
max time network
149s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31/12/2023, 14:45

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General

Target

3a367bca14b1b0b15b6bf4a2c5b50ce2.exe
Size

471KB
MD5

3a367bca14b1b0b15b6bf4a2c5b50ce2
SHA1

10b25dc0a025b44ac285503840c254804bf42c3d
SHA256

16e4183c4c724bac5842ffc34e53f71c5f7a8d97d52836a56f4973bcfafb1a40
SHA512

b60786b101f5b5c7aa23602269818be5ff0f2a448f9fbf1bdca98d6c7dd615c2b5e07027226f1b6fa7d15185690147d3922535d0b7f24cfe81b720796e762d90
SSDEEP

6144:Smsyd7BspOWZ+Stxo3Gc2uqy3gu88mWCMpCRWFf2Kj+m+6XUYR:epO3StxwGc2c3tfmfsCRA22+m+8h

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2656	worker.exe

Loads dropped DLL 1 IoCs

pid	Process
2912	3a367bca14b1b0b15b6bf4a2c5b50ce2.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main	worker.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2656	worker.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2656	worker.exe
2656	worker.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2912 wrote to memory of 2656	2912	3a367bca14b1b0b15b6bf4a2c5b50ce2.exe	15
PID 2912 wrote to memory of 2656	2912	3a367bca14b1b0b15b6bf4a2c5b50ce2.exe	15
PID 2912 wrote to memory of 2656	2912	3a367bca14b1b0b15b6bf4a2c5b50ce2.exe	15
PID 2912 wrote to memory of 2656	2912	3a367bca14b1b0b15b6bf4a2c5b50ce2.exe	15

C:\Users\Admin\AppData\Local\Temp\3a367bca14b1b0b15b6bf4a2c5b50ce2.exe
"C:\Users\Admin\AppData\Local\Temp\3a367bca14b1b0b15b6bf4a2c5b50ce2.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2912
- C:\Users\Admin\AppData\Local\Temp\DM\worker.exe
  "C:\Users\Admin\AppData\Local\Temp\DM\worker.exe"
  2⤵
  - Executes dropped EXE
  - Modifies Internet Explorer settings
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2656

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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:\Users\Admin\AppData\Local\Temp\DM\parent.txt

Filesize
222KB

MD5
97a4f6a850567b94070ddd39df20c34e

SHA1
51bdbc10693146d9dabe12653006c992719c8b7b

SHA256
3a8b0e5b420e1f1eca73746eeb1dfc3e7ea6f35f093466f841d75a888e1946c9

SHA512
45426057e359650d878d142212619e91ee39d6670752e9d51f1ba72bd721722f291b2d8ee5624b9443a1a388ac773b1b97a72b29e633e6de926220b77f041140

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

Filesize
19KB

MD5
2b23c69b68708c14fc214c3454e6b1bd

SHA1
5c923d25c14ad13dab4f05bb1423026f873e7dc4

SHA256
b2eb3b20cfa82a80207cb9fe8ea7cb28faa1b35612816b7b0052e68b9c8068bd

SHA512
00135ff0664e9de5f98be600773c72025f5f338e7301ab9d10b023fef672baa2ddbe3124813352eacf8d7475f0905d68dded619aa2cc3099f10b943ff3cdb8c5

Download Submit
memory/2656-13-0x0000000000A40000-0x0000000000AC0000-memory.dmp

Filesize
512KB

Download
memory/2656-7-0x0000000000500000-0x0000000000544000-memory.dmp

Filesize
272KB

Download
memory/2656-10-0x000007FEF5CB0000-0x000007FEF664D000-memory.dmp

Filesize
9.6MB

Download
memory/2656-12-0x0000000000A40000-0x0000000000AC0000-memory.dmp

Filesize
512KB

Download
memory/2656-11-0x0000000000A40000-0x0000000000AC0000-memory.dmp

Filesize
512KB

Download
memory/2656-14-0x0000000000A40000-0x0000000000AC0000-memory.dmp

Filesize
512KB

Download
memory/2656-9-0x0000000000A40000-0x0000000000AC0000-memory.dmp

Filesize
512KB

Download
memory/2656-8-0x000007FEF5CB0000-0x000007FEF664D000-memory.dmp

Filesize
9.6MB

Download
memory/2656-21-0x00000000215C0000-0x0000000021D66000-memory.dmp

Filesize
7.6MB

Download
memory/2656-26-0x0000000000A40000-0x0000000000AC0000-memory.dmp

Filesize
512KB

Download
memory/2656-27-0x000007FEF5CB0000-0x000007FEF664D000-memory.dmp

Filesize
9.6MB

Download
memory/2656-29-0x0000000000A40000-0x0000000000AC0000-memory.dmp

Filesize
512KB

Download
memory/2656-28-0x000007FEF5CB0000-0x000007FEF664D000-memory.dmp

Filesize
9.6MB

Download
memory/2656-30-0x0000000000A40000-0x0000000000AC0000-memory.dmp

Filesize
512KB

Download