f1bdfcf4ec406bc901ad34182affd78f934e83a478abba01629c152719313a44

General

Target

7bcdfb3299cf236be8c4f604f58547c7.exe
Size

385KB
MD5

7bcdfb3299cf236be8c4f604f58547c7
SHA1

8caae233011bdc8b28ede587138247b596442d85
SHA256

f1bdfcf4ec406bc901ad34182affd78f934e83a478abba01629c152719313a44
SHA512

6f1cdcbcc3e12c8293c45dbae790df02c408397fca1b6162b008a1945846aed70f5e2244201d707abd3315b93b6007961f16955e6810ebdac6900859ab7800d7
SSDEEP

6144:W+2CfTApnj0HlGikivgu4srQe0CoFfCOrlUE6LbguZnmvFW7Qo3LIZ/cepgUAxia:W+2CYQHlG0TE5BUEsgamtWuIYQB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2176	7bcdfb3299cf236be8c4f604f58547c7.exe

Executes dropped EXE 1 IoCs

pid	Process
2176	7bcdfb3299cf236be8c4f604f58547c7.exe

Loads dropped DLL 1 IoCs

pid	Process
2952	7bcdfb3299cf236be8c4f604f58547c7.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	7bcdfb3299cf236be8c4f604f58547c7.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	7bcdfb3299cf236be8c4f604f58547c7.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	7bcdfb3299cf236be8c4f604f58547c7.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2952	7bcdfb3299cf236be8c4f604f58547c7.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2952	7bcdfb3299cf236be8c4f604f58547c7.exe
2176	7bcdfb3299cf236be8c4f604f58547c7.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2952 wrote to memory of 2176	2952	7bcdfb3299cf236be8c4f604f58547c7.exe	28
PID 2952 wrote to memory of 2176	2952	7bcdfb3299cf236be8c4f604f58547c7.exe	28
PID 2952 wrote to memory of 2176	2952	7bcdfb3299cf236be8c4f604f58547c7.exe	28
PID 2952 wrote to memory of 2176	2952	7bcdfb3299cf236be8c4f604f58547c7.exe	28

C:\Users\Admin\AppData\Local\Temp\7bcdfb3299cf236be8c4f604f58547c7.exe
"C:\Users\Admin\AppData\Local\Temp\7bcdfb3299cf236be8c4f604f58547c7.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2952
- C:\Users\Admin\AppData\Local\Temp\7bcdfb3299cf236be8c4f604f58547c7.exe
  C:\Users\Admin\AppData\Local\Temp\7bcdfb3299cf236be8c4f604f58547c7.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2176

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\TarD20.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\7bcdfb3299cf236be8c4f604f58547c7.exe

Filesize
385KB

MD5
e5d93a61e2ed359a77a6aeea5e8e8c08

SHA1
207e26d2ac78cf487dbbdc84cb6c741cfb5cab2d

SHA256
9c1498bf5591d44bbfc581de66b1ef22d486131ed4bd1bce479e36057581fdc3

SHA512
8aae600413aa030415701ef1cc5c84ed572d4ddf7c845fdf1c989ef43e3e391e0a3471e0c8d7d7cc44999d8bac188a583c359d94c27cf76d95c6d1d87155d19e

Download Submit
memory/2176-18-0x0000000001470000-0x00000000014D6000-memory.dmp

Filesize
408KB

Download
memory/2176-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2176-28-0x00000000003A0000-0x00000000003FF000-memory.dmp

Filesize
380KB

Download
memory/2176-81-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2176-86-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2176-87-0x000000000D600000-0x000000000D63C000-memory.dmp

Filesize
240KB

Download
memory/2176-88-0x000000000D600000-0x000000000D63C000-memory.dmp

Filesize
240KB

Download
memory/2952-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2952-12-0x0000000000380000-0x00000000003E6000-memory.dmp

Filesize
408KB

Download
memory/2952-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2952-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2952-2-0x0000000000310000-0x0000000000376000-memory.dmp

Filesize
408KB

Download

Analysis

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