7a76ae7a69b861ce26dc77f6b5ebb50b5849bd145dd3e5b9dda74971b38ca9a0

General

Target

75f7ab7d07ad1ed17f5ec6cb0a8a901e.exe
Size

385KB
MD5

75f7ab7d07ad1ed17f5ec6cb0a8a901e
SHA1

6a8f13d5111e7b827d5081452a02c703555dcfbb
SHA256

7a76ae7a69b861ce26dc77f6b5ebb50b5849bd145dd3e5b9dda74971b38ca9a0
SHA512

c1381ba6cf596e4212af8458f5648535517ecf43fda832b0f9ac8203884d4e69dc2c3045ef604f01b1409a11f3ec8f6aac3c438881b4c2a78c8688ad87678067
SSDEEP

12288:uymVFRuoZZPM5XNJNmg78UiyaLWAI+FJuL9yk4B:zmVBGmOc6Z+eL9yBB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1720	75f7ab7d07ad1ed17f5ec6cb0a8a901e.exe

Executes dropped EXE 1 IoCs

pid	Process
1720	75f7ab7d07ad1ed17f5ec6cb0a8a901e.exe

Loads dropped DLL 1 IoCs

pid	Process
2540	75f7ab7d07ad1ed17f5ec6cb0a8a901e.exe

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

Web Service

T1102

flow	ioc
3	pastebin.com
4	pastebin.com

Modifies system certificate store 2 TTPs 3 IoCs

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	75f7ab7d07ad1ed17f5ec6cb0a8a901e.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	75f7ab7d07ad1ed17f5ec6cb0a8a901e.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	75f7ab7d07ad1ed17f5ec6cb0a8a901e.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2540	75f7ab7d07ad1ed17f5ec6cb0a8a901e.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2540	75f7ab7d07ad1ed17f5ec6cb0a8a901e.exe
1720	75f7ab7d07ad1ed17f5ec6cb0a8a901e.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2540 wrote to memory of 1720	2540	75f7ab7d07ad1ed17f5ec6cb0a8a901e.exe	28
PID 2540 wrote to memory of 1720	2540	75f7ab7d07ad1ed17f5ec6cb0a8a901e.exe	28
PID 2540 wrote to memory of 1720	2540	75f7ab7d07ad1ed17f5ec6cb0a8a901e.exe	28
PID 2540 wrote to memory of 1720	2540	75f7ab7d07ad1ed17f5ec6cb0a8a901e.exe	28

C:\Users\Admin\AppData\Local\Temp\75f7ab7d07ad1ed17f5ec6cb0a8a901e.exe
"C:\Users\Admin\AppData\Local\Temp\75f7ab7d07ad1ed17f5ec6cb0a8a901e.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2540
- C:\Users\Admin\AppData\Local\Temp\75f7ab7d07ad1ed17f5ec6cb0a8a901e.exe
  C:\Users\Admin\AppData\Local\Temp\75f7ab7d07ad1ed17f5ec6cb0a8a901e.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:1720

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\Cab3BEA.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar3C1B.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\75f7ab7d07ad1ed17f5ec6cb0a8a901e.exe

Filesize
385KB

MD5
1466384d960cd661b0beba001e3e5c94

SHA1
e78cfbc150d17cc6ada330d79efd8ea82304e458

SHA256
ef94016834805f7139f5ed97ac7feff1ecc47b1085ce326832f36f716ec6af49

SHA512
9ac94ea92e813dc3ec9240d967ebb053b5da5851402a62207e0e175afaaa2baceeabcedc94cbe89d5cce0fadee41c48ffbcc5ecbb33b7b05f5ec02d873b912e5

Download Submit
memory/1720-17-0x0000000000390000-0x00000000003F6000-memory.dmp

Filesize
408KB

Download
memory/1720-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1720-25-0x0000000001470000-0x00000000014CF000-memory.dmp

Filesize
380KB

Download
memory/1720-77-0x000000000EA70000-0x000000000EAAC000-memory.dmp

Filesize
240KB

Download
memory/1720-76-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1720-82-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2540-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2540-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2540-12-0x0000000002DE0000-0x0000000002E46000-memory.dmp

Filesize
408KB

Download
memory/2540-2-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2540-1-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download

Analysis

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