8b5cc2f434fec22122746fa9aa983f7bb078fd7841c18462379fab7bfd7f4b2f

General

Target

12b4e85e9cfa65ed9992a64344c9d1f9.exe
Size

385KB
MD5

12b4e85e9cfa65ed9992a64344c9d1f9
SHA1

1e2cfcd7a42c977a74a359cc59a418fa555dc0c6
SHA256

8b5cc2f434fec22122746fa9aa983f7bb078fd7841c18462379fab7bfd7f4b2f
SHA512

751da0445ad02c8ec026e7422331443c98fce92cdbf089ff68f908f92ec25ba96c7350f1e065608730de2c4a4a092b9aae6b059cbd6db9771e224999cf573cfd
SSDEEP

12288:Q1Uavc7atXxNAO7khweMmKcvShxXsROcxVhu9B:Havc7aRj7khZfKcGkD6B

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1724	12b4e85e9cfa65ed9992a64344c9d1f9.exe

Executes dropped EXE 1 IoCs

pid	Process
1724	12b4e85e9cfa65ed9992a64344c9d1f9.exe

Loads dropped DLL 1 IoCs

pid	Process
1984	12b4e85e9cfa65ed9992a64344c9d1f9.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	12b4e85e9cfa65ed9992a64344c9d1f9.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	12b4e85e9cfa65ed9992a64344c9d1f9.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 19000000010000001000000068cb42b035ea773e52ef50ecf50ec529030000000100000014000000d4de20d05e66fc53fe1a50882c78db2852cae47409000000010000000c000000300a06082b060105050703011d0000000100000010000000918ad43a9475f78bb5243de886d8103c140000000100000014000000e59d5930824758ccacfa085436867b3ab5044df053000000010000002400000030223020060a2b06010401b13e01640130123010060a2b0601040182373c0101030200c00b0000000100000034000000420061006c00740069006d006f007200650020004300790062006500720054007200750073007400200052006f006f00740000000f0000000100000014000000ce0e658aa3e847e467a147b3049191093d055e6f20000000010000007b030000308203773082025fa0030201020204020000b9300d06092a864886f70d0101050500305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f74301e170d3030303531323138343630305a170d3235303531323233353930305a305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f7430820122300d06092a864886f70d01010105000382010f003082010a0282010100a304bb22ab983d57e826729ab579d429e2e1e89580b1b0e35b8e2b299a64dfa15dedb009056ddb282ece62a262feb488da12eb38eb219dc0412b01527b8877d31c8fc7bab988b56a09e773e81140a7d1ccca628d2de58f0ba650d2a850c328eaf5ab25878a9a961ca967b83f0cd5f7f952132fc21bd57070f08fc012ca06cb9ae1d9ca337a77d6f8ecb9f16844424813d2c0c2a4ae5e60feb6a605fcb4dd075902d459189863f5a563e0900c7d5db2067af385eaebd403ae5e843e5fff15ed69bcf939367275cf77524df3c9902cb93de5c923533f1f2498215c079929bdc63aece76e863a6b97746333bd681831f0788d76bffc9e8e5d2a86a74d90dc271a390203010001a3453043301d0603551d0e04160414e59d5930824758ccacfa085436867b3ab5044df030120603551d130101ff040830060101ff020103300e0603551d0f0101ff040403020106300d06092a864886f70d01010505000382010100850c5d8ee46f51684205a0ddbb4f27258403bdf764fd2dd730e3a41017ebda2929b6793f76f6191323b8100af958a4d46170bd04616a128a17d50abdc5bc307cd6e90c258d86404feccca37e38c637114feddd68318e4cd2b30174eebe755e07481a7f70ff165c84c07985b805fd7fbe6511a30fc002b4f852373904d5a9317a18bfa02af41299f7a34582e33c5ef59d9eb5c89e7c2ec8a49e4e08144b6dfd706d6b1a63bd64e61fb7cef0f29f2ebb1bb7f250887392c2e2e3168d9a3202ab8e18dde91011ee7e35ab90af3e30947ad0333da7650ff5fc8e9e62cf47442c015dbb1db532d247d2382ed0fe81dc326a1eb5ee3cd5fce7811d19c32442ea6339a9	12b4e85e9cfa65ed9992a64344c9d1f9.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1984	12b4e85e9cfa65ed9992a64344c9d1f9.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1984	12b4e85e9cfa65ed9992a64344c9d1f9.exe
1724	12b4e85e9cfa65ed9992a64344c9d1f9.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 1724	1984	12b4e85e9cfa65ed9992a64344c9d1f9.exe	28
PID 1984 wrote to memory of 1724	1984	12b4e85e9cfa65ed9992a64344c9d1f9.exe	28
PID 1984 wrote to memory of 1724	1984	12b4e85e9cfa65ed9992a64344c9d1f9.exe	28
PID 1984 wrote to memory of 1724	1984	12b4e85e9cfa65ed9992a64344c9d1f9.exe	28

C:\Users\Admin\AppData\Local\Temp\12b4e85e9cfa65ed9992a64344c9d1f9.exe
"C:\Users\Admin\AppData\Local\Temp\12b4e85e9cfa65ed9992a64344c9d1f9.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1984
- C:\Users\Admin\AppData\Local\Temp\12b4e85e9cfa65ed9992a64344c9d1f9.exe
  C:\Users\Admin\AppData\Local\Temp\12b4e85e9cfa65ed9992a64344c9d1f9.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:1724

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\Cab66FF.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar6731.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\12b4e85e9cfa65ed9992a64344c9d1f9.exe

Filesize
385KB

MD5
57d85c9e0d544568825a0b7a8fd8c645

SHA1
86a0267cbf50305d42e8dd7d5a1a992cfe3bfe03

SHA256
4ad956fc0ae049012d0da9aa9eb773de2cc08d8b15d115429d6b82974a11fee2

SHA512
3fc20d22a92225c2f79bd3d3c289216c3a6330bdb64663d8172388d12e3a63c7e9eee6bbb5132927e97be3bfc14df781a17a830c9bc8e86387c840dc2e4a8c69

Download Submit
memory/1724-17-0x0000000001470000-0x00000000014D6000-memory.dmp

Filesize
408KB

Download
memory/1724-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1724-26-0x0000000000260000-0x00000000002BF000-memory.dmp

Filesize
380KB

Download
memory/1724-76-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1724-82-0x000000000E9E0000-0x000000000EA1C000-memory.dmp

Filesize
240KB

Download
memory/1724-81-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1984-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1984-14-0x0000000002C70000-0x0000000002CD6000-memory.dmp

Filesize
408KB

Download
memory/1984-13-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1984-2-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1984-1-0x0000000000340000-0x00000000003A6000-memory.dmp

Filesize
408KB

Download

Analysis

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