0bcc034579198b89bffeee76df4a8688d8090e057839bb32a4dc4ce547f1bf63

General

Target

c2caee2d626b5c22326b9041ca031528.exe
Size

385KB
MD5

c2caee2d626b5c22326b9041ca031528
SHA1

414447c2ba8dcdb6413d60cc2489d31a165631f0
SHA256

0bcc034579198b89bffeee76df4a8688d8090e057839bb32a4dc4ce547f1bf63
SHA512

dd7c8c497ff3ce864cb518fcbcc5777cc10c5d6244d36da89c3630e53eb2fc8c7cb580ac9a468c755f79cffdd78c3c97f548f57e7c29b5ac5c0437f8d77c959f
SSDEEP

6144:D1UzM6S86Mdu3Rl5nJsvjuXQNi4OMphaAudzEkfED4K2RaqmnsS8mUik3qvCBB:DezMh+dG9KvKQoGK7qDjDYiLv6B

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1624	c2caee2d626b5c22326b9041ca031528.exe

Executes dropped EXE 1 IoCs

pid	Process
1624	c2caee2d626b5c22326b9041ca031528.exe

Loads dropped DLL 1 IoCs

pid	Process
2392	c2caee2d626b5c22326b9041ca031528.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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	c2caee2d626b5c22326b9041ca031528.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	c2caee2d626b5c22326b9041ca031528.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	c2caee2d626b5c22326b9041ca031528.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2392	c2caee2d626b5c22326b9041ca031528.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2392	c2caee2d626b5c22326b9041ca031528.exe
1624	c2caee2d626b5c22326b9041ca031528.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 1624	2392	c2caee2d626b5c22326b9041ca031528.exe	28
PID 2392 wrote to memory of 1624	2392	c2caee2d626b5c22326b9041ca031528.exe	28
PID 2392 wrote to memory of 1624	2392	c2caee2d626b5c22326b9041ca031528.exe	28
PID 2392 wrote to memory of 1624	2392	c2caee2d626b5c22326b9041ca031528.exe	28

C:\Users\Admin\AppData\Local\Temp\c2caee2d626b5c22326b9041ca031528.exe
"C:\Users\Admin\AppData\Local\Temp\c2caee2d626b5c22326b9041ca031528.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2392
- C:\Users\Admin\AppData\Local\Temp\c2caee2d626b5c22326b9041ca031528.exe
  C:\Users\Admin\AppData\Local\Temp\c2caee2d626b5c22326b9041ca031528.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:1624

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\Tar1682.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit
\Users\Admin\AppData\Local\Temp\c2caee2d626b5c22326b9041ca031528.exe

Filesize
385KB

MD5
3def20d324d740c1c4b19724306a10d7

SHA1
185e6f6b129cd1c579db372cf120954c006af89f

SHA256
1d780ae8ddc8f94466de89a6e27caaddd8864f931c1410eb4475eb3a7576ba3e

SHA512
40281beacb071bf1a6567e70d95bcb5de0a5e53b2a45cd05c3b9c33ddf1aed922e91b26f9d390d29ab08256639fd17beab1c47530328f6cb50a7064ba433caa3

Download Submit
memory/1624-18-0x0000000000240000-0x00000000002A6000-memory.dmp

Filesize
408KB

Download
memory/1624-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1624-28-0x00000000002F0000-0x000000000034F000-memory.dmp

Filesize
380KB

Download
memory/1624-81-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1624-86-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1624-87-0x00000000076D0000-0x000000000770C000-memory.dmp

Filesize
240KB

Download
memory/1624-88-0x00000000076D0000-0x000000000770C000-memory.dmp

Filesize
240KB

Download
memory/2392-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2392-11-0x0000000000200000-0x0000000000266000-memory.dmp

Filesize
408KB

Download
memory/2392-15-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2392-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2392-2-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download

Analysis

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