7f4db985fb7c507710c3f027fb62f4f0fcf7f16089af53e2d6118c1960a1e5bc

General

Target

440feb17fc2cc307d8708ce6732152a4.exe
Size

385KB
MD5

440feb17fc2cc307d8708ce6732152a4
SHA1

19b5a7881e07475dd7a5024991e5d1d8ac15fe71
SHA256

7f4db985fb7c507710c3f027fb62f4f0fcf7f16089af53e2d6118c1960a1e5bc
SHA512

a5a8abe3830a9261ba9b8aa1eeb6d86a03bb77be00726df653e07e4960492af9a71a2abd1fe0504c261b10aa422a0cab5d73ee920fc8140d5e598b52ebcb6afe
SSDEEP

6144:GXgY/LUEMawhM12KxSdOU5BI+4CbnsUG9XZ9KMhfksii6jWfMaH0O62fxbB:J8QiJ9U5CbCbns51ZMMhX6KfMa9z9B

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2692	440feb17fc2cc307d8708ce6732152a4.exe

Executes dropped EXE 1 IoCs

pid	Process
2692	440feb17fc2cc307d8708ce6732152a4.exe

Loads dropped DLL 1 IoCs

pid	Process
2156	440feb17fc2cc307d8708ce6732152a4.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	440feb17fc2cc307d8708ce6732152a4.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	440feb17fc2cc307d8708ce6732152a4.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	440feb17fc2cc307d8708ce6732152a4.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2156	440feb17fc2cc307d8708ce6732152a4.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2156	440feb17fc2cc307d8708ce6732152a4.exe
2692	440feb17fc2cc307d8708ce6732152a4.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2156 wrote to memory of 2692	2156	440feb17fc2cc307d8708ce6732152a4.exe	28
PID 2156 wrote to memory of 2692	2156	440feb17fc2cc307d8708ce6732152a4.exe	28
PID 2156 wrote to memory of 2692	2156	440feb17fc2cc307d8708ce6732152a4.exe	28
PID 2156 wrote to memory of 2692	2156	440feb17fc2cc307d8708ce6732152a4.exe	28

C:\Users\Admin\AppData\Local\Temp\440feb17fc2cc307d8708ce6732152a4.exe
"C:\Users\Admin\AppData\Local\Temp\440feb17fc2cc307d8708ce6732152a4.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Users\Admin\AppData\Local\Temp\440feb17fc2cc307d8708ce6732152a4.exe
  C:\Users\Admin\AppData\Local\Temp\440feb17fc2cc307d8708ce6732152a4.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2692

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\440feb17fc2cc307d8708ce6732152a4.exe

Filesize
92KB

MD5
a8127a485f7963b0c40bd660b735b73c

SHA1
272bccf540c43b0895fab70b1d444b3bc6d8a970

SHA256
40e1c7e82651287220d66f553b8e64562eb2f9b4dd56101cfa9515292445e90d

SHA512
bd6ce85575cebbc88ba59cda08201d7e1547a3b43a32c17f99d7d67fcefd3b6fe71425b2bfcec5adae2bcb9c55b7511120fbb606e54fd13dd2a249144364e374

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab2ADA.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar2AEC.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\440feb17fc2cc307d8708ce6732152a4.exe

Filesize
93KB

MD5
2daad87c2793927c2ab0c114cf308d0d

SHA1
6274441252a7bc6303d1737db2a5c5fefc1697a8

SHA256
1dc16ecdd24a09389a7c3bee2d2bb51297478a45a58d5422ab1630c280883875

SHA512
189f6c292724ce577191d9e896f717615672c775e732c97bb22bf0294467379655a3d49cc7d29b5216a149cf12c4d1da5683a13b1a695e4b27877dfc0a97530f

Download Submit
memory/2156-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2156-2-0x0000000001470000-0x00000000014D6000-memory.dmp

Filesize
408KB

Download
memory/2156-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2156-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2156-12-0x00000000014E0000-0x0000000001546000-memory.dmp

Filesize
408KB

Download
memory/2692-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2692-21-0x0000000000260000-0x00000000002C6000-memory.dmp

Filesize
408KB

Download
memory/2692-24-0x0000000000330000-0x000000000038F000-memory.dmp

Filesize
380KB

Download
memory/2692-82-0x0000000005580000-0x00000000055BC000-memory.dmp

Filesize
240KB

Download
memory/2692-81-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2692-76-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2692-83-0x0000000005580000-0x00000000055BC000-memory.dmp

Filesize
240KB

Download

Analysis

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