4fa28a8c352a504fe7aff6e5850a15e4d1afad042185416a7ba39856a4de2b84

General

Target

65d3b06caf6ebfc282344e9d7e4ee80c.exe
Size

385KB
MD5

65d3b06caf6ebfc282344e9d7e4ee80c
SHA1

f117f7226f54391d009e8d634f662ae4aa052e03
SHA256

4fa28a8c352a504fe7aff6e5850a15e4d1afad042185416a7ba39856a4de2b84
SHA512

751090a62ec0eb66660211c29dd03d980c0ea8d77d55663faac21c9e61b5873f773ce94dd302ee0409e8126f115fa12c3f0cce1467ebec0db99a9d0e90066e9c
SSDEEP

6144:G7rfojVa3bwQKbe2t9dC/X64lrNs9LsTT46q8K4Rt9QdSvOzexxB0mNs01CU4qc4:GHeI30Qs5+64lrNsP50Qi9Ns/HImWfB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2768	65d3b06caf6ebfc282344e9d7e4ee80c.exe

Executes dropped EXE 1 IoCs

pid	Process
2768	65d3b06caf6ebfc282344e9d7e4ee80c.exe

Loads dropped DLL 1 IoCs

pid	Process
828	65d3b06caf6ebfc282344e9d7e4ee80c.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	65d3b06caf6ebfc282344e9d7e4ee80c.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	65d3b06caf6ebfc282344e9d7e4ee80c.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	65d3b06caf6ebfc282344e9d7e4ee80c.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
828	65d3b06caf6ebfc282344e9d7e4ee80c.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
828	65d3b06caf6ebfc282344e9d7e4ee80c.exe
2768	65d3b06caf6ebfc282344e9d7e4ee80c.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 828 wrote to memory of 2768	828	65d3b06caf6ebfc282344e9d7e4ee80c.exe	28
PID 828 wrote to memory of 2768	828	65d3b06caf6ebfc282344e9d7e4ee80c.exe	28
PID 828 wrote to memory of 2768	828	65d3b06caf6ebfc282344e9d7e4ee80c.exe	28
PID 828 wrote to memory of 2768	828	65d3b06caf6ebfc282344e9d7e4ee80c.exe	28

C:\Users\Admin\AppData\Local\Temp\65d3b06caf6ebfc282344e9d7e4ee80c.exe
"C:\Users\Admin\AppData\Local\Temp\65d3b06caf6ebfc282344e9d7e4ee80c.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:828
- C:\Users\Admin\AppData\Local\Temp\65d3b06caf6ebfc282344e9d7e4ee80c.exe
  C:\Users\Admin\AppData\Local\Temp\65d3b06caf6ebfc282344e9d7e4ee80c.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2768

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\65d3b06caf6ebfc282344e9d7e4ee80c.exe

Filesize
25KB

MD5
d2c65d5cb1f4323af803e23c1f2adcf3

SHA1
ff516fb694984b9d78c097d1a373858ea7170774

SHA256
a22e15d6dde5389ac921483e0f20fb5f8c50e1445255cb256aa87d8e41d8e948

SHA512
626767ca80c085aa2c830f2ad6c5058c070071e7d15ca798f5a98bb434688d887c42fdba370d40b51336d637f2420728c4836bade6347fec878cb81129d19f80

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab38ED.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar392F.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\65d3b06caf6ebfc282344e9d7e4ee80c.exe

Filesize
101KB

MD5
1c2ff23311337bfa2fd6b104ea08c630

SHA1
ac48488c9a781943b843cbd75ff18dbb0e9c7dd8

SHA256
d19bc560b1247f12ac6e6cdf3a78e8cabb10697461b35a8a29aaeff307795ee4

SHA512
4fe9aa98fbf77bfd3135e70e5d628ab8a44f49dd9d115fcd471a47324d9ad56a97da88ac0bd0af94f9546238ed60e28be4e9c79764041efad227792404f2472f

Download Submit
memory/828-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/828-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/828-12-0x0000000000300000-0x0000000000366000-memory.dmp

Filesize
408KB

Download
memory/828-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/828-3-0x0000000000230000-0x0000000000296000-memory.dmp

Filesize
408KB

Download
memory/2768-18-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2768-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2768-27-0x0000000002C90000-0x0000000002CEF000-memory.dmp

Filesize
380KB

Download
memory/2768-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2768-77-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2768-83-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2768-80-0x000000000E9E0000-0x000000000EA1C000-memory.dmp

Filesize
240KB

Download

Analysis

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