01cd7881995f82ddab6a88f787ca40c894b2ae009ab452d092d3c82f0e36840c

General

Target

4f0f85897a9b7433c131ff176deb3039.exe
Size

771KB
MD5

4f0f85897a9b7433c131ff176deb3039
SHA1

1730c95f61f9d31bea72dd4baceb67373d0a7e8b
SHA256

01cd7881995f82ddab6a88f787ca40c894b2ae009ab452d092d3c82f0e36840c
SHA512

e0ebc1385c9b52e450bc1aa531ad409aeeb47bbacb3f19cd74c88b7986c4e2a1e7deeec00f9fa218568fff4f40d301861944b01a53d1ba42598b78e42f86ca0e
SSDEEP

12288:VAWrZ/Fhvj1Z2Qm6u+qvb10VHmDXTuFaa2AtyGTKOF25ZoJJyhRge8BpH9PVB:uuhvjqQm0qvb10hJaothZ2/T6FBBB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2016	4f0f85897a9b7433c131ff176deb3039.exe

Executes dropped EXE 1 IoCs

pid	Process
2016	4f0f85897a9b7433c131ff176deb3039.exe

Loads dropped DLL 1 IoCs

pid	Process
2212	4f0f85897a9b7433c131ff176deb3039.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	4f0f85897a9b7433c131ff176deb3039.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 0f0000000100000014000000ce0e658aa3e847e467a147b3049191093d055e6f0b0000000100000034000000420061006c00740069006d006f007200650020004300790062006500720054007200750073007400200052006f006f007400000053000000010000002400000030223020060a2b06010401b13e01640130123010060a2b0601040182373c0101030200c0140000000100000014000000e59d5930824758ccacfa085436867b3ab5044df01d0000000100000010000000918ad43a9475f78bb5243de886d8103c09000000010000000c000000300a06082b06010505070301030000000100000014000000d4de20d05e66fc53fe1a50882c78db2852cae47420000000010000007b030000308203773082025fa0030201020204020000b9300d06092a864886f70d0101050500305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f74301e170d3030303531323138343630305a170d3235303531323233353930305a305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f7430820122300d06092a864886f70d01010105000382010f003082010a0282010100a304bb22ab983d57e826729ab579d429e2e1e89580b1b0e35b8e2b299a64dfa15dedb009056ddb282ece62a262feb488da12eb38eb219dc0412b01527b8877d31c8fc7bab988b56a09e773e81140a7d1ccca628d2de58f0ba650d2a850c328eaf5ab25878a9a961ca967b83f0cd5f7f952132fc21bd57070f08fc012ca06cb9ae1d9ca337a77d6f8ecb9f16844424813d2c0c2a4ae5e60feb6a605fcb4dd075902d459189863f5a563e0900c7d5db2067af385eaebd403ae5e843e5fff15ed69bcf939367275cf77524df3c9902cb93de5c923533f1f2498215c079929bdc63aece76e863a6b97746333bd681831f0788d76bffc9e8e5d2a86a74d90dc271a390203010001a3453043301d0603551d0e04160414e59d5930824758ccacfa085436867b3ab5044df030120603551d130101ff040830060101ff020103300e0603551d0f0101ff040403020106300d06092a864886f70d01010505000382010100850c5d8ee46f51684205a0ddbb4f27258403bdf764fd2dd730e3a41017ebda2929b6793f76f6191323b8100af958a4d46170bd04616a128a17d50abdc5bc307cd6e90c258d86404feccca37e38c637114feddd68318e4cd2b30174eebe755e07481a7f70ff165c84c07985b805fd7fbe6511a30fc002b4f852373904d5a9317a18bfa02af41299f7a34582e33c5ef59d9eb5c89e7c2ec8a49e4e08144b6dfd706d6b1a63bd64e61fb7cef0f29f2ebb1bb7f250887392c2e2e3168d9a3202ab8e18dde91011ee7e35ab90af3e30947ad0333da7650ff5fc8e9e62cf47442c015dbb1db532d247d2382ed0fe81dc326a1eb5ee3cd5fce7811d19c32442ea6339a9	4f0f85897a9b7433c131ff176deb3039.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 19000000010000001000000068cb42b035ea773e52ef50ecf50ec529030000000100000014000000d4de20d05e66fc53fe1a50882c78db2852cae47409000000010000000c000000300a06082b060105050703011d0000000100000010000000918ad43a9475f78bb5243de886d8103c140000000100000014000000e59d5930824758ccacfa085436867b3ab5044df053000000010000002400000030223020060a2b06010401b13e01640130123010060a2b0601040182373c0101030200c00b0000000100000034000000420061006c00740069006d006f007200650020004300790062006500720054007200750073007400200052006f006f00740000000f0000000100000014000000ce0e658aa3e847e467a147b3049191093d055e6f20000000010000007b030000308203773082025fa0030201020204020000b9300d06092a864886f70d0101050500305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f74301e170d3030303531323138343630305a170d3235303531323233353930305a305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f7430820122300d06092a864886f70d01010105000382010f003082010a0282010100a304bb22ab983d57e826729ab579d429e2e1e89580b1b0e35b8e2b299a64dfa15dedb009056ddb282ece62a262feb488da12eb38eb219dc0412b01527b8877d31c8fc7bab988b56a09e773e81140a7d1ccca628d2de58f0ba650d2a850c328eaf5ab25878a9a961ca967b83f0cd5f7f952132fc21bd57070f08fc012ca06cb9ae1d9ca337a77d6f8ecb9f16844424813d2c0c2a4ae5e60feb6a605fcb4dd075902d459189863f5a563e0900c7d5db2067af385eaebd403ae5e843e5fff15ed69bcf939367275cf77524df3c9902cb93de5c923533f1f2498215c079929bdc63aece76e863a6b97746333bd681831f0788d76bffc9e8e5d2a86a74d90dc271a390203010001a3453043301d0603551d0e04160414e59d5930824758ccacfa085436867b3ab5044df030120603551d130101ff040830060101ff020103300e0603551d0f0101ff040403020106300d06092a864886f70d01010505000382010100850c5d8ee46f51684205a0ddbb4f27258403bdf764fd2dd730e3a41017ebda2929b6793f76f6191323b8100af958a4d46170bd04616a128a17d50abdc5bc307cd6e90c258d86404feccca37e38c637114feddd68318e4cd2b30174eebe755e07481a7f70ff165c84c07985b805fd7fbe6511a30fc002b4f852373904d5a9317a18bfa02af41299f7a34582e33c5ef59d9eb5c89e7c2ec8a49e4e08144b6dfd706d6b1a63bd64e61fb7cef0f29f2ebb1bb7f250887392c2e2e3168d9a3202ab8e18dde91011ee7e35ab90af3e30947ad0333da7650ff5fc8e9e62cf47442c015dbb1db532d247d2382ed0fe81dc326a1eb5ee3cd5fce7811d19c32442ea6339a9	4f0f85897a9b7433c131ff176deb3039.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2212	4f0f85897a9b7433c131ff176deb3039.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2212	4f0f85897a9b7433c131ff176deb3039.exe
2016	4f0f85897a9b7433c131ff176deb3039.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 2016	2212	4f0f85897a9b7433c131ff176deb3039.exe	28
PID 2212 wrote to memory of 2016	2212	4f0f85897a9b7433c131ff176deb3039.exe	28
PID 2212 wrote to memory of 2016	2212	4f0f85897a9b7433c131ff176deb3039.exe	28
PID 2212 wrote to memory of 2016	2212	4f0f85897a9b7433c131ff176deb3039.exe	28

C:\Users\Admin\AppData\Local\Temp\4f0f85897a9b7433c131ff176deb3039.exe
"C:\Users\Admin\AppData\Local\Temp\4f0f85897a9b7433c131ff176deb3039.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2212
- C:\Users\Admin\AppData\Local\Temp\4f0f85897a9b7433c131ff176deb3039.exe
  C:\Users\Admin\AppData\Local\Temp\4f0f85897a9b7433c131ff176deb3039.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2016

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\CabB8D6.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarB927.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\4f0f85897a9b7433c131ff176deb3039.exe

Filesize
771KB

MD5
dbe4d080e2e60c3276ec39d19d73a54e

SHA1
1e3c3e961efdca9631a2c2bce2e4aa52f1c9fd04

SHA256
54e370f18fc8d1af6b8622c65717aa0cf1e4914f491c738d1f18e0089fdd7026

SHA512
5b13179ff080214fb01ef6839a9c1e16149948a8fe678326742c3741ab98c39464ac290ef3f25f114688195186485512c680d4934996528bc0f228a093d7b351

Download Submit
memory/2016-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2016-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2016-18-0x0000000000380000-0x00000000003E6000-memory.dmp

Filesize
408KB

Download
memory/2016-24-0x0000000002C90000-0x0000000002CEF000-memory.dmp

Filesize
380KB

Download
memory/2016-77-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2016-82-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2016-83-0x000000000EA40000-0x000000000EA7C000-memory.dmp

Filesize
240KB

Download
memory/2212-14-0x0000000001470000-0x00000000014D6000-memory.dmp

Filesize
408KB

Download
memory/2212-13-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2212-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2212-2-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2212-1-0x0000000000230000-0x0000000000296000-memory.dmp

Filesize
408KB

Download

Analysis

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