8efb9462b6e24b09768e23bad7caa4abc7ad3de77c2c3c7a38ce13cfe27a1c2d

General

Target

7849fb21dc7e3553afd01b64fb4b57ab.exe
Size

907KB
MD5

7849fb21dc7e3553afd01b64fb4b57ab
SHA1

a262bab0fc8d3dc2e0ce6930e697caf926cd6b4d
SHA256

8efb9462b6e24b09768e23bad7caa4abc7ad3de77c2c3c7a38ce13cfe27a1c2d
SHA512

cd49e93e9b22a4d2fb0d2db4df5716ae6ac54c6b2d41f34b387a616714573ff4b5781e2499db10b1e12acc8d09653698c0a85c1acb2c3236376d77504db752d9
SSDEEP

24576:zJsnf+9+FB3fe2t/1d0dfE9ToYXfEOGa/ZS1:zsM4B39Eq7XsgS

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1768	7849fb21dc7e3553afd01b64fb4b57ab.exe

Executes dropped EXE 1 IoCs

pid	Process
1768	7849fb21dc7e3553afd01b64fb4b57ab.exe

Loads dropped DLL 1 IoCs

pid	Process
2220	7849fb21dc7e3553afd01b64fb4b57ab.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	7849fb21dc7e3553afd01b64fb4b57ab.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	7849fb21dc7e3553afd01b64fb4b57ab.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	7849fb21dc7e3553afd01b64fb4b57ab.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2220	7849fb21dc7e3553afd01b64fb4b57ab.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2220	7849fb21dc7e3553afd01b64fb4b57ab.exe
1768	7849fb21dc7e3553afd01b64fb4b57ab.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 1768	2220	7849fb21dc7e3553afd01b64fb4b57ab.exe	29
PID 2220 wrote to memory of 1768	2220	7849fb21dc7e3553afd01b64fb4b57ab.exe	29
PID 2220 wrote to memory of 1768	2220	7849fb21dc7e3553afd01b64fb4b57ab.exe	29
PID 2220 wrote to memory of 1768	2220	7849fb21dc7e3553afd01b64fb4b57ab.exe	29

C:\Users\Admin\AppData\Local\Temp\7849fb21dc7e3553afd01b64fb4b57ab.exe
"C:\Users\Admin\AppData\Local\Temp\7849fb21dc7e3553afd01b64fb4b57ab.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Users\Admin\AppData\Local\Temp\7849fb21dc7e3553afd01b64fb4b57ab.exe
  C:\Users\Admin\AppData\Local\Temp\7849fb21dc7e3553afd01b64fb4b57ab.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:1768

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\7849fb21dc7e3553afd01b64fb4b57ab.exe

Filesize
266KB

MD5
e4b2e78707553c270f05336e4c1b52fe

SHA1
37bcc6e0b7618c29a0345485c2041378ca5d7e9c

SHA256
f5cfe2618e235996e289bcab1d7caf6af2aef5049b61612e186aa3dfb53f2c0f

SHA512
7089e8235b18cdfc1812f07a9abcc97d1bc56296735268ab48e71cbae682c447222ac26398ae2f3018c0c68c52f3070993cb1f83878fadcc78b7c5b35b3454de

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar2199.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\7849fb21dc7e3553afd01b64fb4b57ab.exe

Filesize
365KB

MD5
68c6cbac25a5d8097d069b50df1da72a

SHA1
bd979506068c1697496c3322b2e1e8b5944cff06

SHA256
99f33a688db5f9e6a88a5e7f683407ebf34cc4ddf572877ab1204087516c7071

SHA512
e901a3103b4aa7c469c25c9d60bf5f5af971ac2897ed3de6c148f985a68f456ba6405327d4585e19667a3f32c10e6f567265c5221ad76a5dc74c21d4d1fddf83

Download Submit
memory/1768-17-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/1768-19-0x00000000002B0000-0x0000000000398000-memory.dmp

Filesize
928KB

Download
memory/1768-29-0x0000000002F20000-0x0000000002FDB000-memory.dmp

Filesize
748KB

Download
memory/1768-23-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download
memory/1768-82-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/1768-88-0x000000000F0E0000-0x000000000F178000-memory.dmp

Filesize
608KB

Download
memory/2220-0-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/2220-14-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/2220-15-0x0000000003180000-0x0000000003268000-memory.dmp

Filesize
928KB

Download
memory/2220-4-0x00000000014F0000-0x00000000015D8000-memory.dmp

Filesize
928KB

Download
memory/2220-1-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download

Analysis

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