51638cd4f87fca47af4300d6ce148efa37233fca1888e68d17cd21d5d79d6a02

General

Target

de99fe9f70f04193abe123be10c1a8bd.exe
Size

385KB
MD5

de99fe9f70f04193abe123be10c1a8bd
SHA1

8ac365f6f3cf650162856bd59ed5895b7285073f
SHA256

51638cd4f87fca47af4300d6ce148efa37233fca1888e68d17cd21d5d79d6a02
SHA512

f07e31b19eee84eb3ce71349fb54ee3094ef22eed21c2356d0110b4a68536c3eb10b5cfa87572f2813bcc718f9cb33891a76534b54642aaddd163f12542b2733
SSDEEP

6144:y1N0AJjx/eWtFD9ePdaKKc5v3S5maDAWhdHY7TdC6uu3aEEOtB:caqRtFDGabct3ymaVH6RAWaENtB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2948	de99fe9f70f04193abe123be10c1a8bd.exe

Executes dropped EXE 1 IoCs

pid	Process
2948	de99fe9f70f04193abe123be10c1a8bd.exe

Loads dropped DLL 1 IoCs

pid	Process
1996	de99fe9f70f04193abe123be10c1a8bd.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	de99fe9f70f04193abe123be10c1a8bd.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	de99fe9f70f04193abe123be10c1a8bd.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	de99fe9f70f04193abe123be10c1a8bd.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1996	de99fe9f70f04193abe123be10c1a8bd.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1996	de99fe9f70f04193abe123be10c1a8bd.exe
2948	de99fe9f70f04193abe123be10c1a8bd.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 2948	1996	de99fe9f70f04193abe123be10c1a8bd.exe	28
PID 1996 wrote to memory of 2948	1996	de99fe9f70f04193abe123be10c1a8bd.exe	28
PID 1996 wrote to memory of 2948	1996	de99fe9f70f04193abe123be10c1a8bd.exe	28
PID 1996 wrote to memory of 2948	1996	de99fe9f70f04193abe123be10c1a8bd.exe	28

C:\Users\Admin\AppData\Local\Temp\de99fe9f70f04193abe123be10c1a8bd.exe
"C:\Users\Admin\AppData\Local\Temp\de99fe9f70f04193abe123be10c1a8bd.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1996
- C:\Users\Admin\AppData\Local\Temp\de99fe9f70f04193abe123be10c1a8bd.exe
  C:\Users\Admin\AppData\Local\Temp\de99fe9f70f04193abe123be10c1a8bd.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2948

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\Tar7B6E.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit
\Users\Admin\AppData\Local\Temp\de99fe9f70f04193abe123be10c1a8bd.exe

Filesize
385KB

MD5
a68b8c4f624543ee25e1df2d62f3ade4

SHA1
d4cba2cbb88ac3b60a7c0d79518ef617c86e8c7b

SHA256
53906095b8fbca3616f89df7f5332b25bbdfaf5c9ec683f20183280466f4cb01

SHA512
927c6455f5a004d88e9c4d96966ae09e518ff089e2421d55d37103f935dc7c6707296ac19c2c5271934efc7f161f754173f8e6c3e54c0eac1d68beac61336c15

Download Submit
memory/1996-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1996-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1996-12-0x0000000001550000-0x00000000015B6000-memory.dmp

Filesize
408KB

Download
memory/1996-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1996-2-0x0000000000390000-0x00000000003F6000-memory.dmp

Filesize
408KB

Download
memory/2948-16-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2948-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2948-24-0x0000000000330000-0x000000000038F000-memory.dmp

Filesize
380KB

Download
memory/2948-80-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2948-85-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2948-86-0x000000000E9F0000-0x000000000EA2C000-memory.dmp

Filesize
240KB

Download

Analysis

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