77bc60d883494245755e2511226cd7d983daa2d98161c9cbb70e34584cad46f9

General

Target

18904e3312c3dba3262e41bf313512de.exe
Size

385KB
MD5

18904e3312c3dba3262e41bf313512de
SHA1

9f89a53efc11adfff118d99b3c54eb25150130f5
SHA256

77bc60d883494245755e2511226cd7d983daa2d98161c9cbb70e34584cad46f9
SHA512

eee03647d2566a3b07732f69f81520a6136ae2e5a2d30ab10ea9fbe94b35738a0ccc21032574a5165622fa125fd4c5f673a5219b587529d58559bcd0a2b6b8b2
SSDEEP

6144:HJA3eqlZF4x/NQIRpOpu8kwZ2E0hidgnNG6qgz+GXFiGKGZWvukfAitEiAsnxB:u3hlZHI3ZwZ2EgrygzNMRvukfAitNnxB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2436	18904e3312c3dba3262e41bf313512de.exe

Executes dropped EXE 1 IoCs

pid	Process
2436	18904e3312c3dba3262e41bf313512de.exe

Loads dropped DLL 1 IoCs

pid	Process
2400	18904e3312c3dba3262e41bf313512de.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	18904e3312c3dba3262e41bf313512de.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	18904e3312c3dba3262e41bf313512de.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	18904e3312c3dba3262e41bf313512de.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2400	18904e3312c3dba3262e41bf313512de.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2400	18904e3312c3dba3262e41bf313512de.exe
2436	18904e3312c3dba3262e41bf313512de.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2400 wrote to memory of 2436	2400	18904e3312c3dba3262e41bf313512de.exe	28
PID 2400 wrote to memory of 2436	2400	18904e3312c3dba3262e41bf313512de.exe	28
PID 2400 wrote to memory of 2436	2400	18904e3312c3dba3262e41bf313512de.exe	28
PID 2400 wrote to memory of 2436	2400	18904e3312c3dba3262e41bf313512de.exe	28

C:\Users\Admin\AppData\Local\Temp\18904e3312c3dba3262e41bf313512de.exe
"C:\Users\Admin\AppData\Local\Temp\18904e3312c3dba3262e41bf313512de.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Users\Admin\AppData\Local\Temp\18904e3312c3dba3262e41bf313512de.exe
  C:\Users\Admin\AppData\Local\Temp\18904e3312c3dba3262e41bf313512de.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2436

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\CabD50D.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarE9A9.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\18904e3312c3dba3262e41bf313512de.exe

Filesize
385KB

MD5
cb6e4c4bc3ea583250a0eeb3fa830d4d

SHA1
28b042d205b45c2f3f90ad5c4b995ae4c4af339d

SHA256
d19adcfa7e82c044f617800872f53958a1ef565c08742fbdbec14f593ffacb96

SHA512
463d1f2a8bf03b51d7c4ac18df8c0386eea12f279fe7c0feb37504f15943139f8cb2d50095e2a0d95b9d1af3f759a9430994bbec1cedb6adad6d50bf3ffae020

Download Submit
memory/2400-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2400-3-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2400-13-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2400-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2400-14-0x0000000000330000-0x0000000000396000-memory.dmp

Filesize
408KB

Download
memory/2436-17-0x0000000000340000-0x00000000003A6000-memory.dmp

Filesize
408KB

Download
memory/2436-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2436-24-0x0000000002BF0000-0x0000000002C4F000-memory.dmp

Filesize
380KB

Download
memory/2436-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2436-77-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2436-80-0x0000000007860000-0x000000000789C000-memory.dmp

Filesize
240KB

Download
memory/2436-83-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

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