1fe304ecba7de89e7777119de0fc0ef4ebf1070aa2521c808044d49cd537db29

General

Target

ca4e826009edff58b2691e87cbdf1776.exe
Size

907KB
MD5

ca4e826009edff58b2691e87cbdf1776
SHA1

9b3131b2c187f46dc16cff8540b783927b4d71cd
SHA256

1fe304ecba7de89e7777119de0fc0ef4ebf1070aa2521c808044d49cd537db29
SHA512

d2167a7f0c6e62bcd6a8759849387efab0979622734276e889639518d65c38d54ec101cf891e9702996cf95b76fc543ae3336bc84d4bdeffc5432ddea90e907a
SSDEEP

12288:I/v/n3zSuNcUyAxrTHcFhWCyLKRtTDYnxAiYtBu0hP5MrSjk4wr/QC7cjVDa/ZS1:65cUfT8FhWCyOkgBDaSreQC7Ca/ZS1

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1856	ca4e826009edff58b2691e87cbdf1776.exe

Executes dropped EXE 1 IoCs

pid	Process
1856	ca4e826009edff58b2691e87cbdf1776.exe

Loads dropped DLL 1 IoCs

pid	Process
2732	ca4e826009edff58b2691e87cbdf1776.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
3	pastebin.com
5	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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	ca4e826009edff58b2691e87cbdf1776.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	ca4e826009edff58b2691e87cbdf1776.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	ca4e826009edff58b2691e87cbdf1776.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2732	ca4e826009edff58b2691e87cbdf1776.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2732	ca4e826009edff58b2691e87cbdf1776.exe
1856	ca4e826009edff58b2691e87cbdf1776.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2732 wrote to memory of 1856	2732	ca4e826009edff58b2691e87cbdf1776.exe	29
PID 2732 wrote to memory of 1856	2732	ca4e826009edff58b2691e87cbdf1776.exe	29
PID 2732 wrote to memory of 1856	2732	ca4e826009edff58b2691e87cbdf1776.exe	29
PID 2732 wrote to memory of 1856	2732	ca4e826009edff58b2691e87cbdf1776.exe	29

C:\Users\Admin\AppData\Local\Temp\ca4e826009edff58b2691e87cbdf1776.exe
"C:\Users\Admin\AppData\Local\Temp\ca4e826009edff58b2691e87cbdf1776.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2732
- C:\Users\Admin\AppData\Local\Temp\ca4e826009edff58b2691e87cbdf1776.exe
  C:\Users\Admin\AppData\Local\Temp\ca4e826009edff58b2691e87cbdf1776.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:1856

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\Tar1961.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit
\Users\Admin\AppData\Local\Temp\ca4e826009edff58b2691e87cbdf1776.exe

Filesize
907KB

MD5
0431717283148f1ae74f232030f2fed2

SHA1
c44ac940f98997aec668ee00a955df75e8fdd3e7

SHA256
a21c0ea29ad23a91b3b062526d30a906ff7612b7a25a40712794c2e87271131b

SHA512
054e53638ba2b0149845d0f7d197307beb024160cbcc2bc6e96e9e6cd5bcaf7e0707cae59f82faa5143d24593b9811141de0fee3a21b70aad680b48855b7fa1e

Download Submit
memory/1856-17-0x00000000014F0000-0x00000000015D8000-memory.dmp

Filesize
928KB

Download
memory/1856-22-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download
memory/1856-28-0x0000000002F10000-0x0000000002FCB000-memory.dmp

Filesize
748KB

Download
memory/1856-80-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/1856-85-0x000000000F040000-0x000000000F0D8000-memory.dmp

Filesize
608KB

Download
memory/2732-0-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/2732-12-0x00000000031E0000-0x00000000032C8000-memory.dmp

Filesize
928KB

Download
memory/2732-14-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/2732-4-0x0000000000270000-0x0000000000358000-memory.dmp

Filesize
928KB

Download
memory/2732-1-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download

Analysis

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