dc9047db4ac77278c5ab27eed2ae1af6d5ee33fa64c01f0735ff115a3ba073a1

General

Target

6515f591be5a139c7553ddb51cfe39a6.exe
Size

771KB
MD5

6515f591be5a139c7553ddb51cfe39a6
SHA1

be364708363cf6ae6522bd957681b9aadee45932
SHA256

dc9047db4ac77278c5ab27eed2ae1af6d5ee33fa64c01f0735ff115a3ba073a1
SHA512

1611300a168e5172a612ec8a1b829d0a9080d9f782c381c3e0cfa8f4a61f9693252c2470aaa1dad90c0ed74790d422ed85df76e5b9b20b50694a7e8bc3ce66bf
SSDEEP

24576:sKNzLmlDjluUJtG/b10hJaothZ2/T6FBBB:BmlfMj/ofT

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2948	6515f591be5a139c7553ddb51cfe39a6.exe

Executes dropped EXE 1 IoCs

pid	Process
2948	6515f591be5a139c7553ddb51cfe39a6.exe

Loads dropped DLL 1 IoCs

pid	Process
2400	6515f591be5a139c7553ddb51cfe39a6.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	6515f591be5a139c7553ddb51cfe39a6.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	6515f591be5a139c7553ddb51cfe39a6.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	6515f591be5a139c7553ddb51cfe39a6.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2400	6515f591be5a139c7553ddb51cfe39a6.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2400	6515f591be5a139c7553ddb51cfe39a6.exe
2948	6515f591be5a139c7553ddb51cfe39a6.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2400 wrote to memory of 2948	2400	6515f591be5a139c7553ddb51cfe39a6.exe	28
PID 2400 wrote to memory of 2948	2400	6515f591be5a139c7553ddb51cfe39a6.exe	28
PID 2400 wrote to memory of 2948	2400	6515f591be5a139c7553ddb51cfe39a6.exe	28
PID 2400 wrote to memory of 2948	2400	6515f591be5a139c7553ddb51cfe39a6.exe	28

C:\Users\Admin\AppData\Local\Temp\6515f591be5a139c7553ddb51cfe39a6.exe
"C:\Users\Admin\AppData\Local\Temp\6515f591be5a139c7553ddb51cfe39a6.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Users\Admin\AppData\Local\Temp\6515f591be5a139c7553ddb51cfe39a6.exe
  C:\Users\Admin\AppData\Local\Temp\6515f591be5a139c7553ddb51cfe39a6.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2948

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\Cab52D3.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar5315.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\6515f591be5a139c7553ddb51cfe39a6.exe

Filesize
771KB

MD5
164a3cd0b0cc413f6b20f1cc1e34b523

SHA1
3a27d3241313ef37c5e1a37a24e3d2762c86eed9

SHA256
8541694ec3c6e42f5b8936f347c68077519da368b95fd5ea2d07dbb7c5397ba3

SHA512
534698f8924707481c34d8414e1f338211a512ea44ba2612b17259a71bb60aeaf3c4b787a16923f2aa55afd7597d833afc5f99e9545ad70ec61dfebf9062b730

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

Filesize
380KB

Download
memory/2400-14-0x0000000001470000-0x00000000014D6000-memory.dmp

Filesize
408KB

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

Filesize
408KB

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

Filesize
380KB

Download
memory/2400-2-0x0000000000390000-0x00000000003F6000-memory.dmp

Filesize
408KB

Download
memory/2948-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2948-17-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2948-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2948-26-0x00000000002D0000-0x000000000032F000-memory.dmp

Filesize
380KB

Download
memory/2948-77-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2948-78-0x00000000097B0000-0x00000000097EC000-memory.dmp

Filesize
240KB

Download
memory/2948-83-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing