30446c619e62b7a5a16bbd3609b0f05acbab53465fa7b8c50028d3e85be15b1c

General

Target

85e75c48c211a4a2f20281ab7d3fa874.exe
Size

771KB
MD5

85e75c48c211a4a2f20281ab7d3fa874
SHA1

a2c26b4dc6fd529793aaf79297a247324e16cbc4
SHA256

30446c619e62b7a5a16bbd3609b0f05acbab53465fa7b8c50028d3e85be15b1c
SHA512

13c103cbee2a5c2344ec6ac942492164aa78f3e77a1076e47e85a916417b05798b520bdc4343d0a4007198680315fbdaa063e6d506cd9b544c2be5e9f73668f5
SSDEEP

12288:4AGiXeVtqi7qUGtdwAb10VHmDXTuFaa2AtyGTKOF25ZoJJyhRge8BpH9PVB:beDq0qURAb10hJaothZ2/T6FBBB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3048	85e75c48c211a4a2f20281ab7d3fa874.exe

Executes dropped EXE 1 IoCs

pid	Process
3048	85e75c48c211a4a2f20281ab7d3fa874.exe

Loads dropped DLL 1 IoCs

pid	Process
2932	85e75c48c211a4a2f20281ab7d3fa874.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	85e75c48c211a4a2f20281ab7d3fa874.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 0f0000000100000014000000ce0e658aa3e847e467a147b3049191093d055e6f0b0000000100000034000000420061006c00740069006d006f007200650020004300790062006500720054007200750073007400200052006f006f007400000053000000010000002400000030223020060a2b06010401b13e01640130123010060a2b0601040182373c0101030200c0140000000100000014000000e59d5930824758ccacfa085436867b3ab5044df01d0000000100000010000000918ad43a9475f78bb5243de886d8103c09000000010000000c000000300a06082b06010505070301030000000100000014000000d4de20d05e66fc53fe1a50882c78db2852cae47420000000010000007b030000308203773082025fa0030201020204020000b9300d06092a864886f70d0101050500305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f74301e170d3030303531323138343630305a170d3235303531323233353930305a305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f7430820122300d06092a864886f70d01010105000382010f003082010a0282010100a304bb22ab983d57e826729ab579d429e2e1e89580b1b0e35b8e2b299a64dfa15dedb009056ddb282ece62a262feb488da12eb38eb219dc0412b01527b8877d31c8fc7bab988b56a09e773e81140a7d1ccca628d2de58f0ba650d2a850c328eaf5ab25878a9a961ca967b83f0cd5f7f952132fc21bd57070f08fc012ca06cb9ae1d9ca337a77d6f8ecb9f16844424813d2c0c2a4ae5e60feb6a605fcb4dd075902d459189863f5a563e0900c7d5db2067af385eaebd403ae5e843e5fff15ed69bcf939367275cf77524df3c9902cb93de5c923533f1f2498215c079929bdc63aece76e863a6b97746333bd681831f0788d76bffc9e8e5d2a86a74d90dc271a390203010001a3453043301d0603551d0e04160414e59d5930824758ccacfa085436867b3ab5044df030120603551d130101ff040830060101ff020103300e0603551d0f0101ff040403020106300d06092a864886f70d01010505000382010100850c5d8ee46f51684205a0ddbb4f27258403bdf764fd2dd730e3a41017ebda2929b6793f76f6191323b8100af958a4d46170bd04616a128a17d50abdc5bc307cd6e90c258d86404feccca37e38c637114feddd68318e4cd2b30174eebe755e07481a7f70ff165c84c07985b805fd7fbe6511a30fc002b4f852373904d5a9317a18bfa02af41299f7a34582e33c5ef59d9eb5c89e7c2ec8a49e4e08144b6dfd706d6b1a63bd64e61fb7cef0f29f2ebb1bb7f250887392c2e2e3168d9a3202ab8e18dde91011ee7e35ab90af3e30947ad0333da7650ff5fc8e9e62cf47442c015dbb1db532d247d2382ed0fe81dc326a1eb5ee3cd5fce7811d19c32442ea6339a9	85e75c48c211a4a2f20281ab7d3fa874.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	85e75c48c211a4a2f20281ab7d3fa874.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2932	85e75c48c211a4a2f20281ab7d3fa874.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2932	85e75c48c211a4a2f20281ab7d3fa874.exe
3048	85e75c48c211a4a2f20281ab7d3fa874.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 3048	2932	85e75c48c211a4a2f20281ab7d3fa874.exe	28
PID 2932 wrote to memory of 3048	2932	85e75c48c211a4a2f20281ab7d3fa874.exe	28
PID 2932 wrote to memory of 3048	2932	85e75c48c211a4a2f20281ab7d3fa874.exe	28
PID 2932 wrote to memory of 3048	2932	85e75c48c211a4a2f20281ab7d3fa874.exe	28

C:\Users\Admin\AppData\Local\Temp\85e75c48c211a4a2f20281ab7d3fa874.exe
"C:\Users\Admin\AppData\Local\Temp\85e75c48c211a4a2f20281ab7d3fa874.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Users\Admin\AppData\Local\Temp\85e75c48c211a4a2f20281ab7d3fa874.exe
  C:\Users\Admin\AppData\Local\Temp\85e75c48c211a4a2f20281ab7d3fa874.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:3048

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\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\85e75c48c211a4a2f20281ab7d3fa874.exe

Filesize
771KB

MD5
1e9f8af28742a3d25fa2e0f29f8f42c7

SHA1
880fb012432ff0c09bbe85c444e09f6f804f0d82

SHA256
60ef1dc0b52504616c8b789c31a3ac89ad439ac31899dba38595d7e2b69a8333

SHA512
cbafc4410c84f780219541fb2a9cb925b7fc2d92e0eb4b6988b27ecb9a873d262b1919e2f9d9a8c3b9fe68179d40e89711a5deded1f8070b1f254c4b88bd977b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar173D.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
memory/2932-1-0x0000000000320000-0x0000000000386000-memory.dmp

Filesize
408KB

Download
memory/2932-2-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2932-15-0x0000000000390000-0x00000000003F6000-memory.dmp

Filesize
408KB

Download
memory/2932-13-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2932-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/3048-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/3048-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3048-24-0x0000000001470000-0x00000000014CF000-memory.dmp

Filesize
380KB

Download
memory/3048-19-0x0000000000330000-0x0000000000396000-memory.dmp

Filesize
408KB

Download
memory/3048-82-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3048-84-0x000000000DC20000-0x000000000DC5C000-memory.dmp

Filesize
240KB

Download
memory/3048-88-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

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