71f861ed5e537a587609c9189c020ba7126887a71c5908c32ed78880ceb5680a

General

Target

7dc8ff20a16e33d9ff05c844cd67dbda.exe
Size

385KB
MD5

7dc8ff20a16e33d9ff05c844cd67dbda
SHA1

99bd4611bd16733a5e56baa0e9a3c6f031241fc8
SHA256

71f861ed5e537a587609c9189c020ba7126887a71c5908c32ed78880ceb5680a
SHA512

0f8dcaafb04f993e6c933aa3f86c30b5fec84dbf364a4b8247033df255f9b03b8c90ff7cbbe64fa2d0cc61748309d72cd31fb8a1d3c37cd56543be31c5e411ac
SSDEEP

6144:dTp5Z+ACJlH0MtcjTaCBb09HW3vi3ym/w3bJnAx/Ky4Ef3CBlNRXjKzRCzuYsTCV:jW/H0jjugb09HwviT8AQ60RXpy6HkEB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1920	7dc8ff20a16e33d9ff05c844cd67dbda.exe

Executes dropped EXE 1 IoCs

pid	Process
1920	7dc8ff20a16e33d9ff05c844cd67dbda.exe

Loads dropped DLL 1 IoCs

pid	Process
1752	7dc8ff20a16e33d9ff05c844cd67dbda.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
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	7dc8ff20a16e33d9ff05c844cd67dbda.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	7dc8ff20a16e33d9ff05c844cd67dbda.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	7dc8ff20a16e33d9ff05c844cd67dbda.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1752	7dc8ff20a16e33d9ff05c844cd67dbda.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1752	7dc8ff20a16e33d9ff05c844cd67dbda.exe
1920	7dc8ff20a16e33d9ff05c844cd67dbda.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1752 wrote to memory of 1920	1752	7dc8ff20a16e33d9ff05c844cd67dbda.exe	28
PID 1752 wrote to memory of 1920	1752	7dc8ff20a16e33d9ff05c844cd67dbda.exe	28
PID 1752 wrote to memory of 1920	1752	7dc8ff20a16e33d9ff05c844cd67dbda.exe	28
PID 1752 wrote to memory of 1920	1752	7dc8ff20a16e33d9ff05c844cd67dbda.exe	28

C:\Users\Admin\AppData\Local\Temp\7dc8ff20a16e33d9ff05c844cd67dbda.exe
"C:\Users\Admin\AppData\Local\Temp\7dc8ff20a16e33d9ff05c844cd67dbda.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1752
- C:\Users\Admin\AppData\Local\Temp\7dc8ff20a16e33d9ff05c844cd67dbda.exe
  C:\Users\Admin\AppData\Local\Temp\7dc8ff20a16e33d9ff05c844cd67dbda.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:1920

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\Cab1344.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar1357.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\7dc8ff20a16e33d9ff05c844cd67dbda.exe

Filesize
385KB

MD5
bbfc142b57d3b675235cf58960d59f01

SHA1
8c2ba566dd2ef506e56a5bfea544756269c4d8f4

SHA256
d392d78a34c044829f38aa045752885f4be5ec2e6061e07b1bfec26e80742da4

SHA512
46f56571ba177cd7722a1d26347c1e44ae78dbb69e6d2a4763c5162eb20bae890377687787913c6e18057b3c2f00b80c330c1d658bf22f6f145659d59f7c8bb1

Download Submit
memory/1752-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1752-2-0x0000000000240000-0x00000000002A6000-memory.dmp

Filesize
408KB

Download
memory/1752-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1752-16-0x00000000002B0000-0x0000000000316000-memory.dmp

Filesize
408KB

Download
memory/1752-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1920-19-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1920-29-0x0000000000370000-0x00000000003CF000-memory.dmp

Filesize
380KB

Download
memory/1920-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1920-20-0x0000000000230000-0x0000000000296000-memory.dmp

Filesize
408KB

Download
memory/1920-78-0x000000000ED90000-0x000000000EDCC000-memory.dmp

Filesize
240KB

Download
memory/1920-77-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1920-83-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

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