2d5b6512c980202c3fb4a494083f45b081f0d6ee308d3ab51a1a0a144db88979

General

Target

cb880b20e82e9344e087e9a8928a3404.exe
Size

385KB
MD5

cb880b20e82e9344e087e9a8928a3404
SHA1

5f488cf8bd562d6ddca463dffcd351a215f56d79
SHA256

2d5b6512c980202c3fb4a494083f45b081f0d6ee308d3ab51a1a0a144db88979
SHA512

cd052a4b881ea43026f747d6a7dd20546a4956f5a6e8e4d9c32eee81bfaf09bbfbad26f075a81d32b14cad9426c1f750f05ed4914f7023de62c0a8af4fa9afb6
SSDEEP

6144:m42IYC1BgX7dpx8tJT328j4uw16KHsYxryAm2ZMbm/B:ENC/gHx8tt3bjc7v+sB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1392	cb880b20e82e9344e087e9a8928a3404.exe

Executes dropped EXE 1 IoCs

pid	Process
1392	cb880b20e82e9344e087e9a8928a3404.exe

Loads dropped DLL 1 IoCs

pid	Process
2820	cb880b20e82e9344e087e9a8928a3404.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	cb880b20e82e9344e087e9a8928a3404.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	cb880b20e82e9344e087e9a8928a3404.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	cb880b20e82e9344e087e9a8928a3404.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2820	cb880b20e82e9344e087e9a8928a3404.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2820	cb880b20e82e9344e087e9a8928a3404.exe
1392	cb880b20e82e9344e087e9a8928a3404.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2820 wrote to memory of 1392	2820	cb880b20e82e9344e087e9a8928a3404.exe	28
PID 2820 wrote to memory of 1392	2820	cb880b20e82e9344e087e9a8928a3404.exe	28
PID 2820 wrote to memory of 1392	2820	cb880b20e82e9344e087e9a8928a3404.exe	28
PID 2820 wrote to memory of 1392	2820	cb880b20e82e9344e087e9a8928a3404.exe	28

C:\Users\Admin\AppData\Local\Temp\cb880b20e82e9344e087e9a8928a3404.exe
"C:\Users\Admin\AppData\Local\Temp\cb880b20e82e9344e087e9a8928a3404.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2820
- C:\Users\Admin\AppData\Local\Temp\cb880b20e82e9344e087e9a8928a3404.exe
  C:\Users\Admin\AppData\Local\Temp\cb880b20e82e9344e087e9a8928a3404.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:1392

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\Tar804E.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit
\Users\Admin\AppData\Local\Temp\cb880b20e82e9344e087e9a8928a3404.exe

Filesize
385KB

MD5
7c474cb66ed28d0190b6a92de806a434

SHA1
ae55879469924ea2a0ac4db92cebd2c9d4a77c84

SHA256
709a7f98b540bfc3a9e4a7155d5beed32987c23162289da7a669f2d287aa69ca

SHA512
68bbbf56fb3d2b71fb08a971b159ed9e86e4fcd20999a33e7606b9f755c6e6d3f10795dee5f8474de5353fe08946f25b707a390474c7d2a2a1c5495817e8e2c3

Download Submit
memory/1392-16-0x0000000000230000-0x0000000000296000-memory.dmp

Filesize
408KB

Download
memory/1392-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1392-23-0x0000000000350000-0x00000000003AF000-memory.dmp

Filesize
380KB

Download
memory/1392-81-0x00000000075C0000-0x00000000075FC000-memory.dmp

Filesize
240KB

Download
memory/1392-80-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1392-86-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2820-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2820-12-0x0000000002DE0000-0x0000000002E46000-memory.dmp

Filesize
408KB

Download
memory/2820-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2820-2-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2820-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download

Analysis

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