bf21abffd1de20a0a10a1238758f0779aa59e85e07caeec6772c378bc07ac71b

General

Target

53e1a4c26add554b21b38d4a7f114a8a.exe
Size

385KB
MD5

53e1a4c26add554b21b38d4a7f114a8a
SHA1

0c61323f395962c6d2ade216327695ee0bc8953a
SHA256

bf21abffd1de20a0a10a1238758f0779aa59e85e07caeec6772c378bc07ac71b
SHA512

db89d9bee07bc7679005b7ba71f27adb864dc176d1e7bd6a1b658aa877099db8a5e1c146bfcc1b74836e4803ae20a49f62180ffe5e7abcf814d9ec199ea0587c
SSDEEP

12288:5uKUYaxhIBdyty6l7lPW5ON7QdbQaGama4MEvWIyTcbeQEZGwlUohxnDHjTB:Mv4dytyI7p97e9Gama4/vWIyTcbeQEZN

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2704	53e1a4c26add554b21b38d4a7f114a8a.exe

Executes dropped EXE 1 IoCs

pid	Process
2704	53e1a4c26add554b21b38d4a7f114a8a.exe

Loads dropped DLL 1 IoCs

pid	Process
2416	53e1a4c26add554b21b38d4a7f114a8a.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 = 19000000010000001000000068cb42b035ea773e52ef50ecf50ec529030000000100000014000000d4de20d05e66fc53fe1a50882c78db2852cae47409000000010000000c000000300a06082b060105050703011d0000000100000010000000918ad43a9475f78bb5243de886d8103c140000000100000014000000e59d5930824758ccacfa085436867b3ab5044df053000000010000002400000030223020060a2b06010401b13e01640130123010060a2b0601040182373c0101030200c00b0000000100000034000000420061006c00740069006d006f007200650020004300790062006500720054007200750073007400200052006f006f00740000000f0000000100000014000000ce0e658aa3e847e467a147b3049191093d055e6f20000000010000007b030000308203773082025fa0030201020204020000b9300d06092a864886f70d0101050500305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f74301e170d3030303531323138343630305a170d3235303531323233353930305a305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f7430820122300d06092a864886f70d01010105000382010f003082010a0282010100a304bb22ab983d57e826729ab579d429e2e1e89580b1b0e35b8e2b299a64dfa15dedb009056ddb282ece62a262feb488da12eb38eb219dc0412b01527b8877d31c8fc7bab988b56a09e773e81140a7d1ccca628d2de58f0ba650d2a850c328eaf5ab25878a9a961ca967b83f0cd5f7f952132fc21bd57070f08fc012ca06cb9ae1d9ca337a77d6f8ecb9f16844424813d2c0c2a4ae5e60feb6a605fcb4dd075902d459189863f5a563e0900c7d5db2067af385eaebd403ae5e843e5fff15ed69bcf939367275cf77524df3c9902cb93de5c923533f1f2498215c079929bdc63aece76e863a6b97746333bd681831f0788d76bffc9e8e5d2a86a74d90dc271a390203010001a3453043301d0603551d0e04160414e59d5930824758ccacfa085436867b3ab5044df030120603551d130101ff040830060101ff020103300e0603551d0f0101ff040403020106300d06092a864886f70d01010505000382010100850c5d8ee46f51684205a0ddbb4f27258403bdf764fd2dd730e3a41017ebda2929b6793f76f6191323b8100af958a4d46170bd04616a128a17d50abdc5bc307cd6e90c258d86404feccca37e38c637114feddd68318e4cd2b30174eebe755e07481a7f70ff165c84c07985b805fd7fbe6511a30fc002b4f852373904d5a9317a18bfa02af41299f7a34582e33c5ef59d9eb5c89e7c2ec8a49e4e08144b6dfd706d6b1a63bd64e61fb7cef0f29f2ebb1bb7f250887392c2e2e3168d9a3202ab8e18dde91011ee7e35ab90af3e30947ad0333da7650ff5fc8e9e62cf47442c015dbb1db532d247d2382ed0fe81dc326a1eb5ee3cd5fce7811d19c32442ea6339a9	53e1a4c26add554b21b38d4a7f114a8a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	53e1a4c26add554b21b38d4a7f114a8a.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	53e1a4c26add554b21b38d4a7f114a8a.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2416	53e1a4c26add554b21b38d4a7f114a8a.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2416	53e1a4c26add554b21b38d4a7f114a8a.exe
2704	53e1a4c26add554b21b38d4a7f114a8a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2416 wrote to memory of 2704	2416	53e1a4c26add554b21b38d4a7f114a8a.exe	28
PID 2416 wrote to memory of 2704	2416	53e1a4c26add554b21b38d4a7f114a8a.exe	28
PID 2416 wrote to memory of 2704	2416	53e1a4c26add554b21b38d4a7f114a8a.exe	28
PID 2416 wrote to memory of 2704	2416	53e1a4c26add554b21b38d4a7f114a8a.exe	28

C:\Users\Admin\AppData\Local\Temp\53e1a4c26add554b21b38d4a7f114a8a.exe
"C:\Users\Admin\AppData\Local\Temp\53e1a4c26add554b21b38d4a7f114a8a.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2416
- C:\Users\Admin\AppData\Local\Temp\53e1a4c26add554b21b38d4a7f114a8a.exe
  C:\Users\Admin\AppData\Local\Temp\53e1a4c26add554b21b38d4a7f114a8a.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2704

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\Cab58DC.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar592D.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\53e1a4c26add554b21b38d4a7f114a8a.exe

Filesize
385KB

MD5
690682d72541b867d4d039390b2fd144

SHA1
cfeb0e384ce8b99bbdbcb730cf7cc387a8b94724

SHA256
174290e2ba860ca75e6f3bd90d2fe1efbc272289d82fc3e4e35445b00797da69

SHA512
8d7e1bebec358b32a3cf87356c00703155dbab301921dc93b0929938727e4ea086b63898f15fc8a191384c5fc8ceaee478701c3fb9c040ccd01c8c59ca4f7082

Download Submit
memory/2416-14-0x0000000002DE0000-0x0000000002E46000-memory.dmp

Filesize
408KB

Download
memory/2416-13-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2416-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2416-2-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2416-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2704-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2704-18-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2704-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2704-26-0x0000000000330000-0x000000000038F000-memory.dmp

Filesize
380KB

Download
memory/2704-77-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2704-82-0x00000000075D0000-0x000000000760C000-memory.dmp

Filesize
240KB

Download
memory/2704-83-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

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