b10c8716a1b7acd196d4aa8ee4984a61f08473eaf798aef5282919e2b2731693

General

Target

8eb61895fd4a0f84b5ffb596e0ba53e7.exe
Size

385KB
MD5

8eb61895fd4a0f84b5ffb596e0ba53e7
SHA1

ee560edc67471dfd8356d2a59089b46cf2f128ef
SHA256

b10c8716a1b7acd196d4aa8ee4984a61f08473eaf798aef5282919e2b2731693
SHA512

ff9a7cf87122b0f0802435541c16864c21d40f4c22f971afa0cbc571004d3522bc834b68d1fd923328e871f3c37ab76b25766f4fabb3a1b24be8d4fe36a17b17
SSDEEP

12288:+VKmFOTZho1PCDLumDZWVyN/G8aHG74juB:+qFhomLuhV+DxcjuB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2824	8eb61895fd4a0f84b5ffb596e0ba53e7.exe

Executes dropped EXE 1 IoCs

pid	Process
2824	8eb61895fd4a0f84b5ffb596e0ba53e7.exe

Loads dropped DLL 1 IoCs

pid	Process
2392	8eb61895fd4a0f84b5ffb596e0ba53e7.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
3	pastebin.com
4	pastebin.com

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	8eb61895fd4a0f84b5ffb596e0ba53e7.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	8eb61895fd4a0f84b5ffb596e0ba53e7.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 19000000010000001000000068cb42b035ea773e52ef50ecf50ec529030000000100000014000000d4de20d05e66fc53fe1a50882c78db2852cae47409000000010000000c000000300a06082b060105050703011d0000000100000010000000918ad43a9475f78bb5243de886d8103c140000000100000014000000e59d5930824758ccacfa085436867b3ab5044df053000000010000002400000030223020060a2b06010401b13e01640130123010060a2b0601040182373c0101030200c00b0000000100000034000000420061006c00740069006d006f007200650020004300790062006500720054007200750073007400200052006f006f00740000000f0000000100000014000000ce0e658aa3e847e467a147b3049191093d055e6f20000000010000007b030000308203773082025fa0030201020204020000b9300d06092a864886f70d0101050500305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f74301e170d3030303531323138343630305a170d3235303531323233353930305a305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f7430820122300d06092a864886f70d01010105000382010f003082010a0282010100a304bb22ab983d57e826729ab579d429e2e1e89580b1b0e35b8e2b299a64dfa15dedb009056ddb282ece62a262feb488da12eb38eb219dc0412b01527b8877d31c8fc7bab988b56a09e773e81140a7d1ccca628d2de58f0ba650d2a850c328eaf5ab25878a9a961ca967b83f0cd5f7f952132fc21bd57070f08fc012ca06cb9ae1d9ca337a77d6f8ecb9f16844424813d2c0c2a4ae5e60feb6a605fcb4dd075902d459189863f5a563e0900c7d5db2067af385eaebd403ae5e843e5fff15ed69bcf939367275cf77524df3c9902cb93de5c923533f1f2498215c079929bdc63aece76e863a6b97746333bd681831f0788d76bffc9e8e5d2a86a74d90dc271a390203010001a3453043301d0603551d0e04160414e59d5930824758ccacfa085436867b3ab5044df030120603551d130101ff040830060101ff020103300e0603551d0f0101ff040403020106300d06092a864886f70d01010505000382010100850c5d8ee46f51684205a0ddbb4f27258403bdf764fd2dd730e3a41017ebda2929b6793f76f6191323b8100af958a4d46170bd04616a128a17d50abdc5bc307cd6e90c258d86404feccca37e38c637114feddd68318e4cd2b30174eebe755e07481a7f70ff165c84c07985b805fd7fbe6511a30fc002b4f852373904d5a9317a18bfa02af41299f7a34582e33c5ef59d9eb5c89e7c2ec8a49e4e08144b6dfd706d6b1a63bd64e61fb7cef0f29f2ebb1bb7f250887392c2e2e3168d9a3202ab8e18dde91011ee7e35ab90af3e30947ad0333da7650ff5fc8e9e62cf47442c015dbb1db532d247d2382ed0fe81dc326a1eb5ee3cd5fce7811d19c32442ea6339a9	8eb61895fd4a0f84b5ffb596e0ba53e7.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2392	8eb61895fd4a0f84b5ffb596e0ba53e7.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2392	8eb61895fd4a0f84b5ffb596e0ba53e7.exe
2824	8eb61895fd4a0f84b5ffb596e0ba53e7.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 2824	2392	8eb61895fd4a0f84b5ffb596e0ba53e7.exe	28
PID 2392 wrote to memory of 2824	2392	8eb61895fd4a0f84b5ffb596e0ba53e7.exe	28
PID 2392 wrote to memory of 2824	2392	8eb61895fd4a0f84b5ffb596e0ba53e7.exe	28
PID 2392 wrote to memory of 2824	2392	8eb61895fd4a0f84b5ffb596e0ba53e7.exe	28

C:\Users\Admin\AppData\Local\Temp\8eb61895fd4a0f84b5ffb596e0ba53e7.exe
"C:\Users\Admin\AppData\Local\Temp\8eb61895fd4a0f84b5ffb596e0ba53e7.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2392
- C:\Users\Admin\AppData\Local\Temp\8eb61895fd4a0f84b5ffb596e0ba53e7.exe
  C:\Users\Admin\AppData\Local\Temp\8eb61895fd4a0f84b5ffb596e0ba53e7.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2824

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\Cab51AB.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar51FC.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\8eb61895fd4a0f84b5ffb596e0ba53e7.exe

Filesize
385KB

MD5
1a2e26f5be6304cd09d53bc0a8c2574a

SHA1
ec49788dd76c0376c54152752a95ecff7a72fab6

SHA256
350e83834d2c6d5ae8c44997786c37ea569613aa2b481aae1886b9647f473122

SHA512
fb9d992b32c5707335d3a466cd854cffbc017ccb1f36620d2d091dd059b2d3f5485e62a8a8f92d735f0f972e8fa7534fa25fa1c77000802acb62f013e8a3ab71

Download Submit
memory/2392-12-0x0000000002C70000-0x0000000002CD6000-memory.dmp

Filesize
408KB

Download
memory/2392-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2392-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2392-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2392-2-0x0000000000310000-0x0000000000376000-memory.dmp

Filesize
408KB

Download
memory/2824-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2824-18-0x0000000001470000-0x00000000014D6000-memory.dmp

Filesize
408KB

Download
memory/2824-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2824-24-0x0000000000260000-0x00000000002BF000-memory.dmp

Filesize
380KB

Download
memory/2824-77-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2824-79-0x000000000EA40000-0x000000000EA7C000-memory.dmp

Filesize
240KB

Download
memory/2824-83-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

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