2d25249118a02cf29002a537534e150f4e178ac38303e5e1b13c3889d3dea6c4

General

Target

8e554acd68c11a9be2ad1d1fd8084e98.exe
Size

771KB
MD5

8e554acd68c11a9be2ad1d1fd8084e98
SHA1

ef3d57088d971a07c95e2e5f648f67735b84ebd2
SHA256

2d25249118a02cf29002a537534e150f4e178ac38303e5e1b13c3889d3dea6c4
SHA512

ddc4f1a8cb9422d6d6ec9358edd4bf1bc2e860bff8fbbd640294edb5bc4bc16a12099c97994e2843cb4936844e36dbf32378135ce0290378895b96502c22356c
SSDEEP

24576:i5yGSxqCGd6sn4Wb10hJaothZ2/T6FBBB:fxDkF4Q/ofT

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2308	8e554acd68c11a9be2ad1d1fd8084e98.exe

Executes dropped EXE 1 IoCs

pid	Process
2308	8e554acd68c11a9be2ad1d1fd8084e98.exe

Loads dropped DLL 1 IoCs

pid	Process
1888	8e554acd68c11a9be2ad1d1fd8084e98.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	8e554acd68c11a9be2ad1d1fd8084e98.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	8e554acd68c11a9be2ad1d1fd8084e98.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	8e554acd68c11a9be2ad1d1fd8084e98.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1888	8e554acd68c11a9be2ad1d1fd8084e98.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1888	8e554acd68c11a9be2ad1d1fd8084e98.exe
2308	8e554acd68c11a9be2ad1d1fd8084e98.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1888 wrote to memory of 2308	1888	8e554acd68c11a9be2ad1d1fd8084e98.exe	28
PID 1888 wrote to memory of 2308	1888	8e554acd68c11a9be2ad1d1fd8084e98.exe	28
PID 1888 wrote to memory of 2308	1888	8e554acd68c11a9be2ad1d1fd8084e98.exe	28
PID 1888 wrote to memory of 2308	1888	8e554acd68c11a9be2ad1d1fd8084e98.exe	28

C:\Users\Admin\AppData\Local\Temp\8e554acd68c11a9be2ad1d1fd8084e98.exe
"C:\Users\Admin\AppData\Local\Temp\8e554acd68c11a9be2ad1d1fd8084e98.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1888
- C:\Users\Admin\AppData\Local\Temp\8e554acd68c11a9be2ad1d1fd8084e98.exe
  C:\Users\Admin\AppData\Local\Temp\8e554acd68c11a9be2ad1d1fd8084e98.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2308

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\Cab6B14.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar6B46.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\8e554acd68c11a9be2ad1d1fd8084e98.exe

Filesize
771KB

MD5
1e66312733982f93c5bf5e0d99be59c3

SHA1
0f8d8b23c0a4a40a4cfe4c27b08435ae60397f4d

SHA256
af164dfa7650d1d502a5d90020db091f110b04e529a86d684be2b0404c5e48be

SHA512
df0aad9487f277f1768df07f55b349b0d2a31deecd184364ff81a8ad2f3e2383121cced33818ab6f465e13b6cca239c5a393984a1a4b45a8006516ed936a150e

Download Submit
memory/1888-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1888-15-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1888-12-0x0000000000390000-0x00000000003F6000-memory.dmp

Filesize
408KB

Download
memory/1888-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1888-2-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2308-17-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2308-23-0x0000000000240000-0x000000000029F000-memory.dmp

Filesize
380KB

Download
memory/2308-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2308-81-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2308-82-0x000000000EB30000-0x000000000EB6C000-memory.dmp

Filesize
240KB

Download
memory/2308-76-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

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