3c6f3e4f3fabd10a6af0e71a431e1e892b88a9ade7f5dd6615e27a4408205e37

General

Target

c45b5a5a42165406f19df16ed697cefe.exe
Size

907KB
MD5

c45b5a5a42165406f19df16ed697cefe
SHA1

a9d1b25da853514c8f1eedfd55cbc9a56546465a
SHA256

3c6f3e4f3fabd10a6af0e71a431e1e892b88a9ade7f5dd6615e27a4408205e37
SHA512

5def19a91052bc3fee3637b84a378e76e8ed92e921cdb3ff42a2a7d34c06e5a6242abc8805d071fc088c5b8c78ce0a04d4c96242210886fcc91863b30db7bbdd
SSDEEP

24576:faa7Jf5G285M6wv7AjQ9Ph/79uJjvbZja/ZS1:dRS5M6wv7S6PhIlBgS

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2224	c45b5a5a42165406f19df16ed697cefe.exe

Executes dropped EXE 1 IoCs

pid	Process
2224	c45b5a5a42165406f19df16ed697cefe.exe

Loads dropped DLL 1 IoCs

pid	Process
2512	c45b5a5a42165406f19df16ed697cefe.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	c45b5a5a42165406f19df16ed697cefe.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	c45b5a5a42165406f19df16ed697cefe.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	c45b5a5a42165406f19df16ed697cefe.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2512	c45b5a5a42165406f19df16ed697cefe.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2512	c45b5a5a42165406f19df16ed697cefe.exe
2224	c45b5a5a42165406f19df16ed697cefe.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2512 wrote to memory of 2224	2512	c45b5a5a42165406f19df16ed697cefe.exe	29
PID 2512 wrote to memory of 2224	2512	c45b5a5a42165406f19df16ed697cefe.exe	29
PID 2512 wrote to memory of 2224	2512	c45b5a5a42165406f19df16ed697cefe.exe	29
PID 2512 wrote to memory of 2224	2512	c45b5a5a42165406f19df16ed697cefe.exe	29

C:\Users\Admin\AppData\Local\Temp\c45b5a5a42165406f19df16ed697cefe.exe
"C:\Users\Admin\AppData\Local\Temp\c45b5a5a42165406f19df16ed697cefe.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2512
- C:\Users\Admin\AppData\Local\Temp\c45b5a5a42165406f19df16ed697cefe.exe
  C:\Users\Admin\AppData\Local\Temp\c45b5a5a42165406f19df16ed697cefe.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2224

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\Tar1250.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit
C:\Users\Admin\AppData\Local\Temp\c45b5a5a42165406f19df16ed697cefe.exe

Filesize
907KB

MD5
760dbe0d68b192dac73c767a87b4e156

SHA1
b4e5807ed3467503da496bd7593fb4a66dea9a45

SHA256
5914b49c4f4b400f6d3b475fceb1cc31998e24ec6af58e7bfc27f72dfe7b750d

SHA512
700bf39809a543d67b0b0d29b8acf013f6a4cf5e4519a55dc106fa71bead3d6b03115aa8b2cec2427c5824ddaaa173f0f6762f2c117733b7eb1d2c535cc215b6

Download Submit
\Users\Admin\AppData\Local\Temp\c45b5a5a42165406f19df16ed697cefe.exe

Filesize
663KB

MD5
2ba6e82a2f66258071a887ddabbaea66

SHA1
d8e6a13cf50479b150b3faf4332a25d3eea34d74

SHA256
506c63aa589f78b1ebf7430184b44f5164bb3bda7c5959b03c66d1d2f3ffd179

SHA512
f0edb63cb9551ba0b67d43c86786bdc4daae2fb4815a1ce887eafe8aec9ebd285ba87d7983d5815ff45d91d74fc36486865209f205cad65b0552039e4ba6f003

Download Submit
memory/2224-17-0x00000000014F0000-0x00000000015D8000-memory.dmp

Filesize
928KB

Download
memory/2224-15-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/2224-22-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download
memory/2224-28-0x0000000002F80000-0x000000000303B000-memory.dmp

Filesize
748KB

Download
memory/2224-80-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2224-86-0x00000000097C0000-0x0000000009858000-memory.dmp

Filesize
608KB

Download
memory/2512-0-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/2512-13-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/2512-4-0x0000000000310000-0x00000000003F8000-memory.dmp

Filesize
928KB

Download
memory/2512-1-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download

Analysis

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