3b417161cb065eb9e8f5ff60b623d4ec2c112850264268f3cd0071aa7482be7b

General

Target

bdda72e1e2d02c9ebb0a3a7f13a3974e.exe
Size

385KB
MD5

bdda72e1e2d02c9ebb0a3a7f13a3974e
SHA1

9d19ce8509a67d1fac0f7ab9cd75f316ed65cd3d
SHA256

3b417161cb065eb9e8f5ff60b623d4ec2c112850264268f3cd0071aa7482be7b
SHA512

785b43939b9a1c7ed1a69c75522f40d2d0edc3c2f92d4930a5c7fc2a57d65a5ef781ed4f08f667344153f1b8b182b7b82e2fd14f75fb73408fab21f55e53928d
SSDEEP

6144:0zM8/PW4I8DOAOpA/Ih+I/04vKbapIg/+qxiecKPdQ/71cXJ6YVAqWWwCF9MmyIp:QMuPW4EqAhb1KepXwAQJLWIHIB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2944	bdda72e1e2d02c9ebb0a3a7f13a3974e.exe

Executes dropped EXE 1 IoCs

pid	Process
2944	bdda72e1e2d02c9ebb0a3a7f13a3974e.exe

Loads dropped DLL 1 IoCs

pid	Process
2244	bdda72e1e2d02c9ebb0a3a7f13a3974e.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	bdda72e1e2d02c9ebb0a3a7f13a3974e.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	bdda72e1e2d02c9ebb0a3a7f13a3974e.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	bdda72e1e2d02c9ebb0a3a7f13a3974e.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2244	bdda72e1e2d02c9ebb0a3a7f13a3974e.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2244	bdda72e1e2d02c9ebb0a3a7f13a3974e.exe
2944	bdda72e1e2d02c9ebb0a3a7f13a3974e.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2244 wrote to memory of 2944	2244	bdda72e1e2d02c9ebb0a3a7f13a3974e.exe	28
PID 2244 wrote to memory of 2944	2244	bdda72e1e2d02c9ebb0a3a7f13a3974e.exe	28
PID 2244 wrote to memory of 2944	2244	bdda72e1e2d02c9ebb0a3a7f13a3974e.exe	28
PID 2244 wrote to memory of 2944	2244	bdda72e1e2d02c9ebb0a3a7f13a3974e.exe	28

C:\Users\Admin\AppData\Local\Temp\bdda72e1e2d02c9ebb0a3a7f13a3974e.exe
"C:\Users\Admin\AppData\Local\Temp\bdda72e1e2d02c9ebb0a3a7f13a3974e.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2244
- C:\Users\Admin\AppData\Local\Temp\bdda72e1e2d02c9ebb0a3a7f13a3974e.exe
  C:\Users\Admin\AppData\Local\Temp\bdda72e1e2d02c9ebb0a3a7f13a3974e.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2944

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\Tar133A.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit
\Users\Admin\AppData\Local\Temp\bdda72e1e2d02c9ebb0a3a7f13a3974e.exe

Filesize
385KB

MD5
ae4bb230d34c655c75636f36824849dc

SHA1
17dbdcb2646dd84e0932d435c96b57058875f470

SHA256
604c52f28993671717baefad8731bd4a4eff12982ef38d87a9d48db543e6c560

SHA512
c8ff37d36fae50b532c37ee65465a510dd837e0a5b219ce3d5e4a683104be47da931917fb0bc7615e711968ce9a2662e7d3b96ba843a9149391ac01eaefdcd60

Download Submit
memory/2244-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2244-2-0x0000000000330000-0x0000000000396000-memory.dmp

Filesize
408KB

Download
memory/2244-12-0x0000000001470000-0x00000000014D6000-memory.dmp

Filesize
408KB

Download
memory/2244-15-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2244-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2944-17-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2944-25-0x0000000002CA0000-0x0000000002CFF000-memory.dmp

Filesize
380KB

Download
memory/2944-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2944-20-0x0000000000370000-0x00000000003D6000-memory.dmp

Filesize
408KB

Download
memory/2944-81-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2944-84-0x000000000ED20000-0x000000000ED5C000-memory.dmp

Filesize
240KB

Download
memory/2944-87-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

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