e25bd552bee64be42bb47e3c5e9185cc2ed6f9864a2d1b8b81741f460ae2e27c

General

Target

cb2b741dff079360a24529cb60af0266.exe
Size

385KB
MD5

cb2b741dff079360a24529cb60af0266
SHA1

6aa30ab806f3fc6a100e4a4532e5a9c0d40e5b52
SHA256

e25bd552bee64be42bb47e3c5e9185cc2ed6f9864a2d1b8b81741f460ae2e27c
SHA512

46a2a3b5be453d6fa361945d9cfd8bf45a85ce04fddcbec426f4ec359570668a0fcb96babf81001e7e04f1e7dbf9e8dc27cdad5a7cdfeb2942147640883555b0
SSDEEP

6144:Zp8y7aAlXQnIy5kFp4JeV9bT9eHnc6irLTwaEvzRY1/7cv19dCYQ2c7mLYm1A91Z:Z+pY4Jpir4xW1/Yd2YLSS9ongoB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2316	cb2b741dff079360a24529cb60af0266.exe

Executes dropped EXE 1 IoCs

pid	Process
2316	cb2b741dff079360a24529cb60af0266.exe

Loads dropped DLL 1 IoCs

pid	Process
2880	cb2b741dff079360a24529cb60af0266.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	cb2b741dff079360a24529cb60af0266.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	cb2b741dff079360a24529cb60af0266.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	cb2b741dff079360a24529cb60af0266.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2880	cb2b741dff079360a24529cb60af0266.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2880	cb2b741dff079360a24529cb60af0266.exe
2316	cb2b741dff079360a24529cb60af0266.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 2316	2880	cb2b741dff079360a24529cb60af0266.exe	28
PID 2880 wrote to memory of 2316	2880	cb2b741dff079360a24529cb60af0266.exe	28
PID 2880 wrote to memory of 2316	2880	cb2b741dff079360a24529cb60af0266.exe	28
PID 2880 wrote to memory of 2316	2880	cb2b741dff079360a24529cb60af0266.exe	28

C:\Users\Admin\AppData\Local\Temp\cb2b741dff079360a24529cb60af0266.exe
"C:\Users\Admin\AppData\Local\Temp\cb2b741dff079360a24529cb60af0266.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2880
- C:\Users\Admin\AppData\Local\Temp\cb2b741dff079360a24529cb60af0266.exe
  C:\Users\Admin\AppData\Local\Temp\cb2b741dff079360a24529cb60af0266.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2316

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\Tar8F2C.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit
\Users\Admin\AppData\Local\Temp\cb2b741dff079360a24529cb60af0266.exe

Filesize
385KB

MD5
eaeb71b61b3483ee9f32f34e862adf55

SHA1
a2365d34babf1e003e74ff4c0b26b803d2866eb4

SHA256
cd78a7d2a67c425c66a0c59ff50f45af96e3453a9a5e875add5e9e834ccfb2cd

SHA512
32df1a201d43d66f7bd5ba54ebbf66172a52b42501748a526df10abc196cc1d60692f7ea954be0dc84afa5a14f035481d7bca9863ca637256bd15a0022cec2a0

Download Submit
memory/2316-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2316-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2316-19-0x0000000000370000-0x00000000003D6000-memory.dmp

Filesize
408KB

Download
memory/2316-24-0x0000000002D20000-0x0000000002D7F000-memory.dmp

Filesize
380KB

Download
memory/2316-81-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2316-86-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2316-87-0x000000000EA50000-0x000000000EA8C000-memory.dmp

Filesize
240KB

Download
memory/2880-12-0x00000000014E0000-0x0000000001546000-memory.dmp

Filesize
408KB

Download
memory/2880-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2880-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2880-2-0x0000000001470000-0x00000000014D6000-memory.dmp

Filesize
408KB

Download
memory/2880-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download

Analysis

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