590bb9da1710bf3a2b7c5c1ecc6723eeb4571437bf9f4068188a14340f7f0b6f

General

Target

5c1da4ffc8cd761d2a669584df31f118.exe
Size

907KB
MD5

5c1da4ffc8cd761d2a669584df31f118
SHA1

4c7e85f248e4f59841a54324fae782696866c7be
SHA256

590bb9da1710bf3a2b7c5c1ecc6723eeb4571437bf9f4068188a14340f7f0b6f
SHA512

5de512758a76e2d0cc04c9e5e996cd0a1dd70f0246d4b7274bd63dd7050e891bfb2989994c63fdc57bf5244c52d2ec7fdd0cdd870c5c1638526332c830cbf91f
SSDEEP

24576:eyIeV49oJ2fr9S7GLZy26Z9sI0J6XEta/ZS1:eyI39oJ2fr9SSLZydXMJ5gS

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2692	5c1da4ffc8cd761d2a669584df31f118.exe

Executes dropped EXE 1 IoCs

pid	Process
2692	5c1da4ffc8cd761d2a669584df31f118.exe

Loads dropped DLL 1 IoCs

pid	Process
2504	5c1da4ffc8cd761d2a669584df31f118.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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	5c1da4ffc8cd761d2a669584df31f118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	5c1da4ffc8cd761d2a669584df31f118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 0f0000000100000014000000ce0e658aa3e847e467a147b3049191093d055e6f0b0000000100000034000000420061006c00740069006d006f007200650020004300790062006500720054007200750073007400200052006f006f007400000053000000010000002400000030223020060a2b06010401b13e01640130123010060a2b0601040182373c0101030200c0140000000100000014000000e59d5930824758ccacfa085436867b3ab5044df01d0000000100000010000000918ad43a9475f78bb5243de886d8103c09000000010000000c000000300a06082b06010505070301030000000100000014000000d4de20d05e66fc53fe1a50882c78db2852cae47420000000010000007b030000308203773082025fa0030201020204020000b9300d06092a864886f70d0101050500305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f74301e170d3030303531323138343630305a170d3235303531323233353930305a305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f7430820122300d06092a864886f70d01010105000382010f003082010a0282010100a304bb22ab983d57e826729ab579d429e2e1e89580b1b0e35b8e2b299a64dfa15dedb009056ddb282ece62a262feb488da12eb38eb219dc0412b01527b8877d31c8fc7bab988b56a09e773e81140a7d1ccca628d2de58f0ba650d2a850c328eaf5ab25878a9a961ca967b83f0cd5f7f952132fc21bd57070f08fc012ca06cb9ae1d9ca337a77d6f8ecb9f16844424813d2c0c2a4ae5e60feb6a605fcb4dd075902d459189863f5a563e0900c7d5db2067af385eaebd403ae5e843e5fff15ed69bcf939367275cf77524df3c9902cb93de5c923533f1f2498215c079929bdc63aece76e863a6b97746333bd681831f0788d76bffc9e8e5d2a86a74d90dc271a390203010001a3453043301d0603551d0e04160414e59d5930824758ccacfa085436867b3ab5044df030120603551d130101ff040830060101ff020103300e0603551d0f0101ff040403020106300d06092a864886f70d01010505000382010100850c5d8ee46f51684205a0ddbb4f27258403bdf764fd2dd730e3a41017ebda2929b6793f76f6191323b8100af958a4d46170bd04616a128a17d50abdc5bc307cd6e90c258d86404feccca37e38c637114feddd68318e4cd2b30174eebe755e07481a7f70ff165c84c07985b805fd7fbe6511a30fc002b4f852373904d5a9317a18bfa02af41299f7a34582e33c5ef59d9eb5c89e7c2ec8a49e4e08144b6dfd706d6b1a63bd64e61fb7cef0f29f2ebb1bb7f250887392c2e2e3168d9a3202ab8e18dde91011ee7e35ab90af3e30947ad0333da7650ff5fc8e9e62cf47442c015dbb1db532d247d2382ed0fe81dc326a1eb5ee3cd5fce7811d19c32442ea6339a9	5c1da4ffc8cd761d2a669584df31f118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2504	5c1da4ffc8cd761d2a669584df31f118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2504	5c1da4ffc8cd761d2a669584df31f118.exe
2692	5c1da4ffc8cd761d2a669584df31f118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2504 wrote to memory of 2692	2504	5c1da4ffc8cd761d2a669584df31f118.exe	29
PID 2504 wrote to memory of 2692	2504	5c1da4ffc8cd761d2a669584df31f118.exe	29
PID 2504 wrote to memory of 2692	2504	5c1da4ffc8cd761d2a669584df31f118.exe	29
PID 2504 wrote to memory of 2692	2504	5c1da4ffc8cd761d2a669584df31f118.exe	29

C:\Users\Admin\AppData\Local\Temp\5c1da4ffc8cd761d2a669584df31f118.exe
"C:\Users\Admin\AppData\Local\Temp\5c1da4ffc8cd761d2a669584df31f118.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2504
- C:\Users\Admin\AppData\Local\Temp\5c1da4ffc8cd761d2a669584df31f118.exe
  C:\Users\Admin\AppData\Local\Temp\5c1da4ffc8cd761d2a669584df31f118.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\Cab42EC.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar433D.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\5c1da4ffc8cd761d2a669584df31f118.exe

Filesize
907KB

MD5
5cab97bc909038a1990705373f4016f0

SHA1
bc333953c7ad1904d903dcd926ae11f57a85298b

SHA256
f1cee470cc1ce91c7aa3121254efca714dd07b08ed524ffe85cd02bc01db2095

SHA512
7ee63730c8e021d242537afafca4f571fd60e9ed22ef3305edcb866ce1d40cee0fe53307d886f25771bc79c1b625c9c8bed7c003f58588466a311c3db604cdf5

Download Submit
memory/2504-0-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/2504-12-0x0000000003290000-0x0000000003378000-memory.dmp

Filesize
928KB

Download
memory/2504-14-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/2504-3-0x00000000002C0000-0x00000000003A8000-memory.dmp

Filesize
928KB

Download
memory/2504-1-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/2692-16-0x00000000014F0000-0x00000000015D8000-memory.dmp

Filesize
928KB

Download
memory/2692-22-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download
memory/2692-24-0x0000000002F90000-0x000000000304B000-memory.dmp

Filesize
748KB

Download
memory/2692-76-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2692-77-0x000000000EC70000-0x000000000ED08000-memory.dmp

Filesize
608KB

Download

Analysis

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