553e67e00ebbeff3287456d56543f9330f1a26cd4f72469dbf05b55c77d8a6ff

General

Target

d6cd8b2090825126ca8e7e441f75d650.exe
Size

771KB
MD5

d6cd8b2090825126ca8e7e441f75d650
SHA1

481823f238d6ced866619019923590f0c6036f7b
SHA256

553e67e00ebbeff3287456d56543f9330f1a26cd4f72469dbf05b55c77d8a6ff
SHA512

83762016994e40493274ad50d8c9626622b8567e4c78af5ff42e5743afef6092e8fa0215ba1236bfb6f15464ce2f65dfa01b747a93485561659d92f9f1f81858
SSDEEP

24576:IiVkP1MetdElJDWAxYe/ZWb10hJaothZ2/T6FBBB:IiVkdjdElsNe/ZQ/ofT

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2612	d6cd8b2090825126ca8e7e441f75d650.exe

Executes dropped EXE 1 IoCs

pid	Process
2612	d6cd8b2090825126ca8e7e441f75d650.exe

Loads dropped DLL 1 IoCs

pid	Process
1552	d6cd8b2090825126ca8e7e441f75d650.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
3	pastebin.com
5	pastebin.com

Modifies system certificate store 2 TTPs 3 IoCs

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	d6cd8b2090825126ca8e7e441f75d650.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	d6cd8b2090825126ca8e7e441f75d650.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	d6cd8b2090825126ca8e7e441f75d650.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1552	d6cd8b2090825126ca8e7e441f75d650.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1552	d6cd8b2090825126ca8e7e441f75d650.exe
2612	d6cd8b2090825126ca8e7e441f75d650.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1552 wrote to memory of 2612	1552	d6cd8b2090825126ca8e7e441f75d650.exe	28
PID 1552 wrote to memory of 2612	1552	d6cd8b2090825126ca8e7e441f75d650.exe	28
PID 1552 wrote to memory of 2612	1552	d6cd8b2090825126ca8e7e441f75d650.exe	28
PID 1552 wrote to memory of 2612	1552	d6cd8b2090825126ca8e7e441f75d650.exe	28

C:\Users\Admin\AppData\Local\Temp\d6cd8b2090825126ca8e7e441f75d650.exe
"C:\Users\Admin\AppData\Local\Temp\d6cd8b2090825126ca8e7e441f75d650.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1552
- C:\Users\Admin\AppData\Local\Temp\d6cd8b2090825126ca8e7e441f75d650.exe
  C:\Users\Admin\AppData\Local\Temp\d6cd8b2090825126ca8e7e441f75d650.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2612

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
67KB

MD5
753df6889fd7410a2e9fe333da83a429

SHA1
3c425f16e8267186061dd48ac1c77c122962456e

SHA256
b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78

SHA512
9d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar610B.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit
\Users\Admin\AppData\Local\Temp\d6cd8b2090825126ca8e7e441f75d650.exe

Filesize
771KB

MD5
41c23994154c4717039c42f601ba7d7c

SHA1
30c4df08f813169d52229327cb423e0b771544bf

SHA256
0dbde6cc3f18ac8c01fcd9375710b0e343afc45c0586a14928d32659ab06a2d6

SHA512
22defaae69047511f8f01573df2881cac8f1893f44db4468e85a9a8a1a11d89f61095e7966bfdfda4384dca473a0235eb19243f1cb8925c96969f42605c576f0

Download Submit
memory/1552-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1552-13-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1552-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1552-2-0x0000000000220000-0x0000000000286000-memory.dmp

Filesize
408KB

Download
memory/2612-15-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2612-17-0x0000000000370000-0x00000000003D6000-memory.dmp

Filesize
408KB

Download
memory/2612-23-0x00000000014B0000-0x000000000150F000-memory.dmp

Filesize
380KB

Download
memory/2612-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2612-80-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2612-85-0x000000000D7E0000-0x000000000D81C000-memory.dmp

Filesize
240KB

Download
memory/2612-86-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing