750cc3742156db712b91eeef52ebb645e05c8c1095fff36a83ddbae9825a1943

General

Target

1d2cf437c64549f95e8e1822946737c5.exe
Size

385KB
MD5

1d2cf437c64549f95e8e1822946737c5
SHA1

d9ee5a266c303f1a48371354790228e3690734ad
SHA256

750cc3742156db712b91eeef52ebb645e05c8c1095fff36a83ddbae9825a1943
SHA512

7a7034f8fcb1402aa11b12eb9d398484c62e8d2ba7f6a8f0b43971f11250c5929df5c17fa9741a6edf9003e0144f9e9adba1509f17087a8dcfe9b028541c2601
SSDEEP

12288:O72AvfPdNCvWTNZWMCOXLh42nbGS6Uf9B:e2AnuOTfWMCOd4Ij6UVB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2416	1d2cf437c64549f95e8e1822946737c5.exe

Executes dropped EXE 1 IoCs

pid	Process
2416	1d2cf437c64549f95e8e1822946737c5.exe

Loads dropped DLL 1 IoCs

pid	Process
3000	1d2cf437c64549f95e8e1822946737c5.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	1d2cf437c64549f95e8e1822946737c5.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 0f0000000100000014000000ce0e658aa3e847e467a147b3049191093d055e6f0b0000000100000034000000420061006c00740069006d006f007200650020004300790062006500720054007200750073007400200052006f006f007400000053000000010000002400000030223020060a2b06010401b13e01640130123010060a2b0601040182373c0101030200c0140000000100000014000000e59d5930824758ccacfa085436867b3ab5044df01d0000000100000010000000918ad43a9475f78bb5243de886d8103c09000000010000000c000000300a06082b06010505070301030000000100000014000000d4de20d05e66fc53fe1a50882c78db2852cae47420000000010000007b030000308203773082025fa0030201020204020000b9300d06092a864886f70d0101050500305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f74301e170d3030303531323138343630305a170d3235303531323233353930305a305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f7430820122300d06092a864886f70d01010105000382010f003082010a0282010100a304bb22ab983d57e826729ab579d429e2e1e89580b1b0e35b8e2b299a64dfa15dedb009056ddb282ece62a262feb488da12eb38eb219dc0412b01527b8877d31c8fc7bab988b56a09e773e81140a7d1ccca628d2de58f0ba650d2a850c328eaf5ab25878a9a961ca967b83f0cd5f7f952132fc21bd57070f08fc012ca06cb9ae1d9ca337a77d6f8ecb9f16844424813d2c0c2a4ae5e60feb6a605fcb4dd075902d459189863f5a563e0900c7d5db2067af385eaebd403ae5e843e5fff15ed69bcf939367275cf77524df3c9902cb93de5c923533f1f2498215c079929bdc63aece76e863a6b97746333bd681831f0788d76bffc9e8e5d2a86a74d90dc271a390203010001a3453043301d0603551d0e04160414e59d5930824758ccacfa085436867b3ab5044df030120603551d130101ff040830060101ff020103300e0603551d0f0101ff040403020106300d06092a864886f70d01010505000382010100850c5d8ee46f51684205a0ddbb4f27258403bdf764fd2dd730e3a41017ebda2929b6793f76f6191323b8100af958a4d46170bd04616a128a17d50abdc5bc307cd6e90c258d86404feccca37e38c637114feddd68318e4cd2b30174eebe755e07481a7f70ff165c84c07985b805fd7fbe6511a30fc002b4f852373904d5a9317a18bfa02af41299f7a34582e33c5ef59d9eb5c89e7c2ec8a49e4e08144b6dfd706d6b1a63bd64e61fb7cef0f29f2ebb1bb7f250887392c2e2e3168d9a3202ab8e18dde91011ee7e35ab90af3e30947ad0333da7650ff5fc8e9e62cf47442c015dbb1db532d247d2382ed0fe81dc326a1eb5ee3cd5fce7811d19c32442ea6339a9	1d2cf437c64549f95e8e1822946737c5.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	1d2cf437c64549f95e8e1822946737c5.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3000	1d2cf437c64549f95e8e1822946737c5.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
3000	1d2cf437c64549f95e8e1822946737c5.exe
2416	1d2cf437c64549f95e8e1822946737c5.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3000 wrote to memory of 2416	3000	1d2cf437c64549f95e8e1822946737c5.exe	28
PID 3000 wrote to memory of 2416	3000	1d2cf437c64549f95e8e1822946737c5.exe	28
PID 3000 wrote to memory of 2416	3000	1d2cf437c64549f95e8e1822946737c5.exe	28
PID 3000 wrote to memory of 2416	3000	1d2cf437c64549f95e8e1822946737c5.exe	28

C:\Users\Admin\AppData\Local\Temp\1d2cf437c64549f95e8e1822946737c5.exe
"C:\Users\Admin\AppData\Local\Temp\1d2cf437c64549f95e8e1822946737c5.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3000
- C:\Users\Admin\AppData\Local\Temp\1d2cf437c64549f95e8e1822946737c5.exe
  C:\Users\Admin\AppData\Local\Temp\1d2cf437c64549f95e8e1822946737c5.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2416

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\Cab98F7.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar9967.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\1d2cf437c64549f95e8e1822946737c5.exe

Filesize
385KB

MD5
64257e77953b95e0b9741166d6242a62

SHA1
7f90bd8f4f90c937648c7869f224349bbf7a657b

SHA256
3f639ff8e55167e1d82c78689b758028158fe86d5615bd35dfe7e484ef2dcbdf

SHA512
fbd16318581ee0105f3cfc4b9e854b64d4fdcb43d099324220c04f95c41aefae5c828a1ff90ce5c88283bfd9ccbf20024c2b02b5ddab39479050d4fd3fe10051

Download Submit
memory/2416-15-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2416-17-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2416-23-0x00000000002F0000-0x000000000034F000-memory.dmp

Filesize
380KB

Download
memory/2416-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2416-76-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2416-80-0x000000000D810000-0x000000000D84C000-memory.dmp

Filesize
240KB

Download
memory/2416-82-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3000-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/3000-13-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/3000-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/3000-2-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download

Analysis

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