bc92b242d7431b5a104695db52837790bfbade762841668fbfe115ae8d80893c

General

Target

b45567ae02b7d317c6d25875fd1a0fbd.exe
Size

907KB
MD5

b45567ae02b7d317c6d25875fd1a0fbd
SHA1

164e4049be8cfcc83d3df8c3f7d959491e38933c
SHA256

bc92b242d7431b5a104695db52837790bfbade762841668fbfe115ae8d80893c
SHA512

71c3149a25c4023c1bcd3458feedd914fa463aab824824a0ae75cdd83da0b2296ea888457334d8f861b3b87569fedf64bff6b9908453e24ce1d30cd034c41dbc
SSDEEP

12288:yrGWFZtHJLwM3Mp0+h5J02g+BIcLHCE/c1H7DSCTl3KvgJ12MMa0qXQjVDa/ZS1:mbnprt+hbsYAE01beZvgzyqX2a/ZS1

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2252	b45567ae02b7d317c6d25875fd1a0fbd.exe

Executes dropped EXE 1 IoCs

pid	Process
2252	b45567ae02b7d317c6d25875fd1a0fbd.exe

Loads dropped DLL 1 IoCs

pid	Process
2168	b45567ae02b7d317c6d25875fd1a0fbd.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	b45567ae02b7d317c6d25875fd1a0fbd.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	b45567ae02b7d317c6d25875fd1a0fbd.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	b45567ae02b7d317c6d25875fd1a0fbd.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2168	b45567ae02b7d317c6d25875fd1a0fbd.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2168	b45567ae02b7d317c6d25875fd1a0fbd.exe
2252	b45567ae02b7d317c6d25875fd1a0fbd.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2168 wrote to memory of 2252	2168	b45567ae02b7d317c6d25875fd1a0fbd.exe	29
PID 2168 wrote to memory of 2252	2168	b45567ae02b7d317c6d25875fd1a0fbd.exe	29
PID 2168 wrote to memory of 2252	2168	b45567ae02b7d317c6d25875fd1a0fbd.exe	29
PID 2168 wrote to memory of 2252	2168	b45567ae02b7d317c6d25875fd1a0fbd.exe	29

C:\Users\Admin\AppData\Local\Temp\b45567ae02b7d317c6d25875fd1a0fbd.exe
"C:\Users\Admin\AppData\Local\Temp\b45567ae02b7d317c6d25875fd1a0fbd.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2168
- C:\Users\Admin\AppData\Local\Temp\b45567ae02b7d317c6d25875fd1a0fbd.exe
  C:\Users\Admin\AppData\Local\Temp\b45567ae02b7d317c6d25875fd1a0fbd.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2252

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
67KB

MD5
753df6889fd7410a2e9fe333da83a429

SHA1
3c425f16e8267186061dd48ac1c77c122962456e

SHA256
b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78

SHA512
9d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar8C9D.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit
C:\Users\Admin\AppData\Local\Temp\b45567ae02b7d317c6d25875fd1a0fbd.exe

Filesize
907KB

MD5
9e6b304a957ea0fbaf952f0c7ca246a9

SHA1
bf8cdfafb4d62b1e26d31563a54d018b9a573eb8

SHA256
4469629b0fb29e376ef78a695ed13634d32ccdf868d30113ff5b623e53be2bbf

SHA512
cfccfbe1c169cd96737b00aca97fe1601e39986651ee18bdfa9ce21c094416a2803ff0c17ea156d0a613debb2a55ad00a3ae8a365b1cdcfac27d84a4bdd8557d

Download Submit
\Users\Admin\AppData\Local\Temp\b45567ae02b7d317c6d25875fd1a0fbd.exe

Filesize
752KB

MD5
e2d93d21a31e655839d3aacc96952106

SHA1
4fa1cd500c64be018cdb392c484fa5c33bead20b

SHA256
cfd07d03d77aa3941634096add50a4e9bac6a8baf44dac9563d4cf1bb01db0e9

SHA512
25330bab68e0304caf029fe7fb7a45612646a64af341442b762419797103ca8611e24b77151504785542e24db3288f4110f791ba3d3bad79d61ac9a7f0924ebd

Download Submit
memory/2168-14-0x0000000003170000-0x0000000003258000-memory.dmp

Filesize
928KB

Download
memory/2168-13-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/2168-0-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/2168-1-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/2168-2-0x00000000014F0000-0x00000000015D8000-memory.dmp

Filesize
928KB

Download
memory/2252-16-0x00000000002B0000-0x0000000000398000-memory.dmp

Filesize
928KB

Download
memory/2252-23-0x0000000002FB0000-0x000000000306B000-memory.dmp

Filesize
748KB

Download
memory/2252-22-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download
memory/2252-80-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2252-82-0x000000000A960000-0x000000000A9F8000-memory.dmp

Filesize
608KB

Download

Analysis

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