6f876c25f3563312301fc96ca3b4d19740a74f8d785ecffbe2a7eb8c73d6bf84

General

Target

246d85ca8297e37b8476bb35a8f66a97.exe
Size

385KB
MD5

246d85ca8297e37b8476bb35a8f66a97
SHA1

ab7c08b05af65e4d92c94a15eba85e7617448dca
SHA256

6f876c25f3563312301fc96ca3b4d19740a74f8d785ecffbe2a7eb8c73d6bf84
SHA512

fa4fe7b028f378933e19d4061c88eb97974d0fbb0b24e519e4a9324a85caac8a999525ede06cf88d07b6c5e0ab3eeb8643ef63d9ec2f182ccc4eeaa35e6a431d
SSDEEP

12288:/E7+cKukHtn5K9jwb8QJ1mtIECBSAw3AxCCrzehayyo/PB:/E7+F5/R1u6SMxCCuhaA/PB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2208	246d85ca8297e37b8476bb35a8f66a97.exe

Executes dropped EXE 1 IoCs

pid	Process
2208	246d85ca8297e37b8476bb35a8f66a97.exe

Loads dropped DLL 1 IoCs

pid	Process
2600	246d85ca8297e37b8476bb35a8f66a97.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	246d85ca8297e37b8476bb35a8f66a97.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	246d85ca8297e37b8476bb35a8f66a97.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 19000000010000001000000068cb42b035ea773e52ef50ecf50ec529030000000100000014000000d4de20d05e66fc53fe1a50882c78db2852cae47409000000010000000c000000300a06082b060105050703011d0000000100000010000000918ad43a9475f78bb5243de886d8103c140000000100000014000000e59d5930824758ccacfa085436867b3ab5044df053000000010000002400000030223020060a2b06010401b13e01640130123010060a2b0601040182373c0101030200c00b0000000100000034000000420061006c00740069006d006f007200650020004300790062006500720054007200750073007400200052006f006f00740000000f0000000100000014000000ce0e658aa3e847e467a147b3049191093d055e6f20000000010000007b030000308203773082025fa0030201020204020000b9300d06092a864886f70d0101050500305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f74301e170d3030303531323138343630305a170d3235303531323233353930305a305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f7430820122300d06092a864886f70d01010105000382010f003082010a0282010100a304bb22ab983d57e826729ab579d429e2e1e89580b1b0e35b8e2b299a64dfa15dedb009056ddb282ece62a262feb488da12eb38eb219dc0412b01527b8877d31c8fc7bab988b56a09e773e81140a7d1ccca628d2de58f0ba650d2a850c328eaf5ab25878a9a961ca967b83f0cd5f7f952132fc21bd57070f08fc012ca06cb9ae1d9ca337a77d6f8ecb9f16844424813d2c0c2a4ae5e60feb6a605fcb4dd075902d459189863f5a563e0900c7d5db2067af385eaebd403ae5e843e5fff15ed69bcf939367275cf77524df3c9902cb93de5c923533f1f2498215c079929bdc63aece76e863a6b97746333bd681831f0788d76bffc9e8e5d2a86a74d90dc271a390203010001a3453043301d0603551d0e04160414e59d5930824758ccacfa085436867b3ab5044df030120603551d130101ff040830060101ff020103300e0603551d0f0101ff040403020106300d06092a864886f70d01010505000382010100850c5d8ee46f51684205a0ddbb4f27258403bdf764fd2dd730e3a41017ebda2929b6793f76f6191323b8100af958a4d46170bd04616a128a17d50abdc5bc307cd6e90c258d86404feccca37e38c637114feddd68318e4cd2b30174eebe755e07481a7f70ff165c84c07985b805fd7fbe6511a30fc002b4f852373904d5a9317a18bfa02af41299f7a34582e33c5ef59d9eb5c89e7c2ec8a49e4e08144b6dfd706d6b1a63bd64e61fb7cef0f29f2ebb1bb7f250887392c2e2e3168d9a3202ab8e18dde91011ee7e35ab90af3e30947ad0333da7650ff5fc8e9e62cf47442c015dbb1db532d247d2382ed0fe81dc326a1eb5ee3cd5fce7811d19c32442ea6339a9	246d85ca8297e37b8476bb35a8f66a97.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2600	246d85ca8297e37b8476bb35a8f66a97.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2600	246d85ca8297e37b8476bb35a8f66a97.exe
2208	246d85ca8297e37b8476bb35a8f66a97.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 2208	2600	246d85ca8297e37b8476bb35a8f66a97.exe	28
PID 2600 wrote to memory of 2208	2600	246d85ca8297e37b8476bb35a8f66a97.exe	28
PID 2600 wrote to memory of 2208	2600	246d85ca8297e37b8476bb35a8f66a97.exe	28
PID 2600 wrote to memory of 2208	2600	246d85ca8297e37b8476bb35a8f66a97.exe	28

C:\Users\Admin\AppData\Local\Temp\246d85ca8297e37b8476bb35a8f66a97.exe
"C:\Users\Admin\AppData\Local\Temp\246d85ca8297e37b8476bb35a8f66a97.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2600
- C:\Users\Admin\AppData\Local\Temp\246d85ca8297e37b8476bb35a8f66a97.exe
  C:\Users\Admin\AppData\Local\Temp\246d85ca8297e37b8476bb35a8f66a97.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2208

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\Cab589D.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar58B0.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\246d85ca8297e37b8476bb35a8f66a97.exe

Filesize
385KB

MD5
c8a7caf640551d1871b7a14903c533e2

SHA1
5b03346a2f4a01d08ebc6335ca4f7fd0a8be2dd2

SHA256
9c2a5b4784a6c0968a799b7983be6ebb26e3e33e4ed451bbe93d62d51cb0abc7

SHA512
0d965c2802ca2c57f746811c6a9dcfb92d0c371520d077077437214c8c205d07d0c4b59f47b729632bffc3970a6abe8e0f296e9c20d0fe0ad4b33ddd1b02180a

Download Submit
memory/2208-17-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2208-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2208-28-0x0000000000240000-0x000000000029F000-memory.dmp

Filesize
380KB

Download
memory/2208-76-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2208-77-0x0000000004270000-0x00000000042AC000-memory.dmp

Filesize
240KB

Download
memory/2208-82-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2600-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2600-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2600-12-0x0000000002C00000-0x0000000002C66000-memory.dmp

Filesize
408KB

Download
memory/2600-2-0x0000000001470000-0x00000000014D6000-memory.dmp

Filesize
408KB

Download
memory/2600-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download

Analysis

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