2127978cafd1dc5264a82b363aca75a2c74ae0449c2d95d8060b0fbd85411ebc

General

Target

4fd82337068562ee1a05c698a7a95f4a.exe
Size

385KB
MD5

4fd82337068562ee1a05c698a7a95f4a
SHA1

c00990d02e2619388c1787e0d04892b01a910b24
SHA256

2127978cafd1dc5264a82b363aca75a2c74ae0449c2d95d8060b0fbd85411ebc
SHA512

5a87f6fc275131adb8183db5477c450bd866b3c00865251d001388bc280a0709bcaab94775ada6c72ee7db609b8dcd5b78d5524ed37626163c839eda569c48ae
SSDEEP

12288:bdW5Rofs8YG+od9rpRxqqP39X7rKC8e5B:bAtovpy8Fec5B

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2676	4fd82337068562ee1a05c698a7a95f4a.exe

Executes dropped EXE 1 IoCs

pid	Process
2676	4fd82337068562ee1a05c698a7a95f4a.exe

Loads dropped DLL 1 IoCs

pid	Process
2124	4fd82337068562ee1a05c698a7a95f4a.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

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	4fd82337068562ee1a05c698a7a95f4a.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	4fd82337068562ee1a05c698a7a95f4a.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	4fd82337068562ee1a05c698a7a95f4a.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2124	4fd82337068562ee1a05c698a7a95f4a.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2124	4fd82337068562ee1a05c698a7a95f4a.exe
2676	4fd82337068562ee1a05c698a7a95f4a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 2676	2124	4fd82337068562ee1a05c698a7a95f4a.exe	28
PID 2124 wrote to memory of 2676	2124	4fd82337068562ee1a05c698a7a95f4a.exe	28
PID 2124 wrote to memory of 2676	2124	4fd82337068562ee1a05c698a7a95f4a.exe	28
PID 2124 wrote to memory of 2676	2124	4fd82337068562ee1a05c698a7a95f4a.exe	28

C:\Users\Admin\AppData\Local\Temp\4fd82337068562ee1a05c698a7a95f4a.exe
"C:\Users\Admin\AppData\Local\Temp\4fd82337068562ee1a05c698a7a95f4a.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Users\Admin\AppData\Local\Temp\4fd82337068562ee1a05c698a7a95f4a.exe
  C:\Users\Admin\AppData\Local\Temp\4fd82337068562ee1a05c698a7a95f4a.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2676

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\Cab7735.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar77A5.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\4fd82337068562ee1a05c698a7a95f4a.exe

Filesize
385KB

MD5
13541503241d8cff42da835ae0c06c97

SHA1
9741a633922dad001e032f88bfcefc4ed7b80fd3

SHA256
9dbee2ae06b16f89837ff749f88b33cf3d0b4707c50b6ad1fd200cf95ceaf826

SHA512
61d8045a5e99248be9d60e61c48964837fbc919544418cbe814e07ff3fa43f91e3e6651c612d22783d057dfe1b2c91dcdd69597f5f53a9f9ea190f93ae11a5cf

Download Submit
memory/2124-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2124-13-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2124-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2124-2-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2676-15-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2676-18-0x0000000000310000-0x0000000000376000-memory.dmp

Filesize
408KB

Download
memory/2676-23-0x0000000001470000-0x00000000014CF000-memory.dmp

Filesize
380KB

Download
memory/2676-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2676-81-0x0000000007640000-0x000000000767C000-memory.dmp

Filesize
240KB

Download
memory/2676-76-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2676-82-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

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