6bc0018e820e26dda5761444d986cd378b85e821f3ef3c16003a87a1581dceca

General

Target

65ec2fd57d26c57f00998518b2be50d4.exe
Size

907KB
MD5

65ec2fd57d26c57f00998518b2be50d4
SHA1

d66eb54a0031bdb9fbab4e01926ba7f799913cd6
SHA256

6bc0018e820e26dda5761444d986cd378b85e821f3ef3c16003a87a1581dceca
SHA512

b72f155b8a44d5a602ed77b92213609acba7a5b36d34ae091989592c1b81b1ef9a7ad9e73c0fc1840338dd6617b4aaa96c08aeb320545eba51b2c096764d28c7
SSDEEP

12288:aCG6FygVH63C7bjfqfzB7VVVZYfkRP3YzOy1I+R8SwhjpSttqjIwXjqQSeQjVDaq:a2/2bB7l1cVRjw7StmTqi2a/ZS1

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2696	65ec2fd57d26c57f00998518b2be50d4.exe

Executes dropped EXE 1 IoCs

pid	Process
2696	65ec2fd57d26c57f00998518b2be50d4.exe

Loads dropped DLL 1 IoCs

pid	Process
2996	65ec2fd57d26c57f00998518b2be50d4.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
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	65ec2fd57d26c57f00998518b2be50d4.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	65ec2fd57d26c57f00998518b2be50d4.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	65ec2fd57d26c57f00998518b2be50d4.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2996	65ec2fd57d26c57f00998518b2be50d4.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2996	65ec2fd57d26c57f00998518b2be50d4.exe
2696	65ec2fd57d26c57f00998518b2be50d4.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2996 wrote to memory of 2696	2996	65ec2fd57d26c57f00998518b2be50d4.exe	29
PID 2996 wrote to memory of 2696	2996	65ec2fd57d26c57f00998518b2be50d4.exe	29
PID 2996 wrote to memory of 2696	2996	65ec2fd57d26c57f00998518b2be50d4.exe	29
PID 2996 wrote to memory of 2696	2996	65ec2fd57d26c57f00998518b2be50d4.exe	29

C:\Users\Admin\AppData\Local\Temp\65ec2fd57d26c57f00998518b2be50d4.exe
"C:\Users\Admin\AppData\Local\Temp\65ec2fd57d26c57f00998518b2be50d4.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2996
- C:\Users\Admin\AppData\Local\Temp\65ec2fd57d26c57f00998518b2be50d4.exe
  C:\Users\Admin\AppData\Local\Temp\65ec2fd57d26c57f00998518b2be50d4.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2696

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\Cab25EA.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar25FD.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\65ec2fd57d26c57f00998518b2be50d4.exe

Filesize
907KB

MD5
a23b425cd21a3621f3839c5adcd518b6

SHA1
02d93f614ba4fa96d303254b12618d3dc8171d7b

SHA256
c9ed29e11d931af54bf2e3aded5d64f3e321ed9e5c57fb2a3d623816410e5fc1

SHA512
709c7977220e7473c9cc86df008b762db1a80e549428d71218f04a2e11f0cfb09310dc8fdb983c24176b9eeab0e7906e0790e9788af00eb1128eab1751371c04

Download Submit
memory/2696-19-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/2696-17-0x0000000000270000-0x0000000000358000-memory.dmp

Filesize
928KB

Download
memory/2696-23-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download
memory/2696-25-0x0000000003060000-0x000000000311B000-memory.dmp

Filesize
748KB

Download
memory/2696-77-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2696-79-0x000000000F0E0000-0x000000000F178000-memory.dmp

Filesize
608KB

Download
memory/2996-14-0x0000000003210000-0x00000000032F8000-memory.dmp

Filesize
928KB

Download
memory/2996-1-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/2996-13-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/2996-3-0x00000000002F0000-0x00000000003D8000-memory.dmp

Filesize
928KB

Download
memory/2996-0-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download

Analysis

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