439a1aff5946f49729a8c1f5fdbf4abfb99936a92b9e7afd5edd2282a2471c9e

General

Target

98238b5482a3ab25bfd40f5fe1f89f0a.exe
Size

907KB
MD5

98238b5482a3ab25bfd40f5fe1f89f0a
SHA1

ceda3d2529908d5cdd02e3334fa56297fe674f6c
SHA256

439a1aff5946f49729a8c1f5fdbf4abfb99936a92b9e7afd5edd2282a2471c9e
SHA512

7034b7c8a6a9ec4b9eed153d41b65a7c9c7ca08b220938fee559ac6829326651fb1694166092fdd50440c23a8a9b790d948edd5309e22972512ee134a856d006
SSDEEP

24576:VIiIMgNuNoShCvCIX06y5u2Mr7UVv6iHwKBx3Ja/ZS1:WVMMuNpCvCx6mMW6iQKBzgS

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2660	98238b5482a3ab25bfd40f5fe1f89f0a.exe

Executes dropped EXE 1 IoCs

pid	Process
2660	98238b5482a3ab25bfd40f5fe1f89f0a.exe

Loads dropped DLL 1 IoCs

pid	Process
1936	98238b5482a3ab25bfd40f5fe1f89f0a.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	98238b5482a3ab25bfd40f5fe1f89f0a.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 0f0000000100000014000000ce0e658aa3e847e467a147b3049191093d055e6f0b0000000100000034000000420061006c00740069006d006f007200650020004300790062006500720054007200750073007400200052006f006f007400000053000000010000002400000030223020060a2b06010401b13e01640130123010060a2b0601040182373c0101030200c0140000000100000014000000e59d5930824758ccacfa085436867b3ab5044df01d0000000100000010000000918ad43a9475f78bb5243de886d8103c09000000010000000c000000300a06082b06010505070301030000000100000014000000d4de20d05e66fc53fe1a50882c78db2852cae47420000000010000007b030000308203773082025fa0030201020204020000b9300d06092a864886f70d0101050500305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f74301e170d3030303531323138343630305a170d3235303531323233353930305a305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f7430820122300d06092a864886f70d01010105000382010f003082010a0282010100a304bb22ab983d57e826729ab579d429e2e1e89580b1b0e35b8e2b299a64dfa15dedb009056ddb282ece62a262feb488da12eb38eb219dc0412b01527b8877d31c8fc7bab988b56a09e773e81140a7d1ccca628d2de58f0ba650d2a850c328eaf5ab25878a9a961ca967b83f0cd5f7f952132fc21bd57070f08fc012ca06cb9ae1d9ca337a77d6f8ecb9f16844424813d2c0c2a4ae5e60feb6a605fcb4dd075902d459189863f5a563e0900c7d5db2067af385eaebd403ae5e843e5fff15ed69bcf939367275cf77524df3c9902cb93de5c923533f1f2498215c079929bdc63aece76e863a6b97746333bd681831f0788d76bffc9e8e5d2a86a74d90dc271a390203010001a3453043301d0603551d0e04160414e59d5930824758ccacfa085436867b3ab5044df030120603551d130101ff040830060101ff020103300e0603551d0f0101ff040403020106300d06092a864886f70d01010505000382010100850c5d8ee46f51684205a0ddbb4f27258403bdf764fd2dd730e3a41017ebda2929b6793f76f6191323b8100af958a4d46170bd04616a128a17d50abdc5bc307cd6e90c258d86404feccca37e38c637114feddd68318e4cd2b30174eebe755e07481a7f70ff165c84c07985b805fd7fbe6511a30fc002b4f852373904d5a9317a18bfa02af41299f7a34582e33c5ef59d9eb5c89e7c2ec8a49e4e08144b6dfd706d6b1a63bd64e61fb7cef0f29f2ebb1bb7f250887392c2e2e3168d9a3202ab8e18dde91011ee7e35ab90af3e30947ad0333da7650ff5fc8e9e62cf47442c015dbb1db532d247d2382ed0fe81dc326a1eb5ee3cd5fce7811d19c32442ea6339a9	98238b5482a3ab25bfd40f5fe1f89f0a.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 19000000010000001000000068cb42b035ea773e52ef50ecf50ec529030000000100000014000000d4de20d05e66fc53fe1a50882c78db2852cae47409000000010000000c000000300a06082b060105050703011d0000000100000010000000918ad43a9475f78bb5243de886d8103c140000000100000014000000e59d5930824758ccacfa085436867b3ab5044df053000000010000002400000030223020060a2b06010401b13e01640130123010060a2b0601040182373c0101030200c00b0000000100000034000000420061006c00740069006d006f007200650020004300790062006500720054007200750073007400200052006f006f00740000000f0000000100000014000000ce0e658aa3e847e467a147b3049191093d055e6f20000000010000007b030000308203773082025fa0030201020204020000b9300d06092a864886f70d0101050500305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f74301e170d3030303531323138343630305a170d3235303531323233353930305a305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f7430820122300d06092a864886f70d01010105000382010f003082010a0282010100a304bb22ab983d57e826729ab579d429e2e1e89580b1b0e35b8e2b299a64dfa15dedb009056ddb282ece62a262feb488da12eb38eb219dc0412b01527b8877d31c8fc7bab988b56a09e773e81140a7d1ccca628d2de58f0ba650d2a850c328eaf5ab25878a9a961ca967b83f0cd5f7f952132fc21bd57070f08fc012ca06cb9ae1d9ca337a77d6f8ecb9f16844424813d2c0c2a4ae5e60feb6a605fcb4dd075902d459189863f5a563e0900c7d5db2067af385eaebd403ae5e843e5fff15ed69bcf939367275cf77524df3c9902cb93de5c923533f1f2498215c079929bdc63aece76e863a6b97746333bd681831f0788d76bffc9e8e5d2a86a74d90dc271a390203010001a3453043301d0603551d0e04160414e59d5930824758ccacfa085436867b3ab5044df030120603551d130101ff040830060101ff020103300e0603551d0f0101ff040403020106300d06092a864886f70d01010505000382010100850c5d8ee46f51684205a0ddbb4f27258403bdf764fd2dd730e3a41017ebda2929b6793f76f6191323b8100af958a4d46170bd04616a128a17d50abdc5bc307cd6e90c258d86404feccca37e38c637114feddd68318e4cd2b30174eebe755e07481a7f70ff165c84c07985b805fd7fbe6511a30fc002b4f852373904d5a9317a18bfa02af41299f7a34582e33c5ef59d9eb5c89e7c2ec8a49e4e08144b6dfd706d6b1a63bd64e61fb7cef0f29f2ebb1bb7f250887392c2e2e3168d9a3202ab8e18dde91011ee7e35ab90af3e30947ad0333da7650ff5fc8e9e62cf47442c015dbb1db532d247d2382ed0fe81dc326a1eb5ee3cd5fce7811d19c32442ea6339a9	98238b5482a3ab25bfd40f5fe1f89f0a.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1936	98238b5482a3ab25bfd40f5fe1f89f0a.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1936	98238b5482a3ab25bfd40f5fe1f89f0a.exe
2660	98238b5482a3ab25bfd40f5fe1f89f0a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1936 wrote to memory of 2660	1936	98238b5482a3ab25bfd40f5fe1f89f0a.exe	29
PID 1936 wrote to memory of 2660	1936	98238b5482a3ab25bfd40f5fe1f89f0a.exe	29
PID 1936 wrote to memory of 2660	1936	98238b5482a3ab25bfd40f5fe1f89f0a.exe	29
PID 1936 wrote to memory of 2660	1936	98238b5482a3ab25bfd40f5fe1f89f0a.exe	29

C:\Users\Admin\AppData\Local\Temp\98238b5482a3ab25bfd40f5fe1f89f0a.exe
"C:\Users\Admin\AppData\Local\Temp\98238b5482a3ab25bfd40f5fe1f89f0a.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1936
- C:\Users\Admin\AppData\Local\Temp\98238b5482a3ab25bfd40f5fe1f89f0a.exe
  C:\Users\Admin\AppData\Local\Temp\98238b5482a3ab25bfd40f5fe1f89f0a.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2660

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\Cab204F.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar2071.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\98238b5482a3ab25bfd40f5fe1f89f0a.exe

Filesize
907KB

MD5
7ab37bcb748f97baa697302995ff85e1

SHA1
851b487e0813505be20dfac8ff9d02a068744437

SHA256
adedd5069caaf191f61511b074c8e1e9d3f7137bad0d40a873874830c0c4efa8

SHA512
0feab52a3be235f5acfa3ee2cafb89ae8cf5ec85c4f389f06f8464164a08554e8094a40db5f2d96a49a43ee9555a39031d7f02fa4d6e75e051d927df4d4433b5

Download Submit
memory/1936-0-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/1936-12-0x00000000032A0000-0x0000000003388000-memory.dmp

Filesize
928KB

Download
memory/1936-14-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/1936-3-0x00000000014F0000-0x00000000015D8000-memory.dmp

Filesize
928KB

Download
memory/1936-1-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/2660-20-0x0000000000290000-0x0000000000378000-memory.dmp

Filesize
928KB

Download
memory/2660-22-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download
memory/2660-27-0x0000000002F40000-0x0000000002FFB000-memory.dmp

Filesize
748KB

Download
memory/2660-76-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2660-82-0x000000000F020000-0x000000000F0B8000-memory.dmp

Filesize
608KB

Download

Analysis

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