91b92bb49482dc30e2e6c11d67f4383c04ca223b281ae36d6cbe9c29b423c055

General

Target

0d5baa5aaef8b9b5f6a4966259e09c61.exe
Size

771KB
MD5

0d5baa5aaef8b9b5f6a4966259e09c61
SHA1

a2fce8c9cc501d9e72a93cf3120b09d63b2cd283
SHA256

91b92bb49482dc30e2e6c11d67f4383c04ca223b281ae36d6cbe9c29b423c055
SHA512

b418c4ff8cefda463899c595fb42818cf977d9c7ed082fc43a0d654902c6d3718883887c8c4f5bc82c597ab29e1f78cf4ad483cde3528bbc8261c774289c6410
SSDEEP

24576:hg9FMRwCEXZlzwiutIq0r6uveb10hJaothZ2/T6FBBB:hgwafz1utIq0fvI/ofT

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1928	0d5baa5aaef8b9b5f6a4966259e09c61.exe

Executes dropped EXE 1 IoCs

pid	Process
1928	0d5baa5aaef8b9b5f6a4966259e09c61.exe

Loads dropped DLL 1 IoCs

pid	Process
2932	0d5baa5aaef8b9b5f6a4966259e09c61.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	0d5baa5aaef8b9b5f6a4966259e09c61.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	0d5baa5aaef8b9b5f6a4966259e09c61.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	0d5baa5aaef8b9b5f6a4966259e09c61.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2932	0d5baa5aaef8b9b5f6a4966259e09c61.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2932	0d5baa5aaef8b9b5f6a4966259e09c61.exe
1928	0d5baa5aaef8b9b5f6a4966259e09c61.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 1928	2932	0d5baa5aaef8b9b5f6a4966259e09c61.exe	28
PID 2932 wrote to memory of 1928	2932	0d5baa5aaef8b9b5f6a4966259e09c61.exe	28
PID 2932 wrote to memory of 1928	2932	0d5baa5aaef8b9b5f6a4966259e09c61.exe	28
PID 2932 wrote to memory of 1928	2932	0d5baa5aaef8b9b5f6a4966259e09c61.exe	28

C:\Users\Admin\AppData\Local\Temp\0d5baa5aaef8b9b5f6a4966259e09c61.exe
"C:\Users\Admin\AppData\Local\Temp\0d5baa5aaef8b9b5f6a4966259e09c61.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Users\Admin\AppData\Local\Temp\0d5baa5aaef8b9b5f6a4966259e09c61.exe
  C:\Users\Admin\AppData\Local\Temp\0d5baa5aaef8b9b5f6a4966259e09c61.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:1928

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\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar84F.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\0d5baa5aaef8b9b5f6a4966259e09c61.exe

Filesize
771KB

MD5
42f2549b80f562f3e96109878e2e392e

SHA1
35b6bd550b770f1f4881de2c86a24ce3b22d4eda

SHA256
0251434428a8d679f2e107a963153ddbae1e4fe13dd0b6cc006a465fa5022e5b

SHA512
ebef7c84052fce9925766d06fe8d999a1f0b2bc63976c1c9b874f8ba7abf1238e2f7ae44e6638bd9ec29508c95f5a50ff30f6e72be192b53fbc21e18acb8d565

Download Submit
memory/1928-20-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1928-17-0x0000000000260000-0x00000000002C6000-memory.dmp

Filesize
408KB

Download
memory/1928-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1928-29-0x0000000000310000-0x000000000036F000-memory.dmp

Filesize
380KB

Download
memory/1928-82-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1928-87-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1928-88-0x00000000095C0000-0x00000000095FC000-memory.dmp

Filesize
240KB

Download
memory/2932-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2932-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2932-12-0x0000000003070000-0x00000000030D6000-memory.dmp

Filesize
408KB

Download
memory/2932-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2932-2-0x0000000000260000-0x00000000002C6000-memory.dmp

Filesize
408KB

Download

Analysis

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