db100b65ca9aed266ff01056e1ccd373a3a86ded2c28076c86bcb9e1953f6334

General

Target

bea0f9a6b1068d39779f4ef7faf19c04.exe
Size

385KB
MD5

bea0f9a6b1068d39779f4ef7faf19c04
SHA1

618f9d34d3b1c67e441d7abf31009386285889e6
SHA256

db100b65ca9aed266ff01056e1ccd373a3a86ded2c28076c86bcb9e1953f6334
SHA512

d53366557135ceadf628bc3fd58e775b880a86445de5a4af76993907bdbf3cbeb546e9f171ed7a7c935e0de59b3e53fed8bcc15992fe1775385c5a17ce0794a2
SSDEEP

12288:E0iQ1iB1Bo3nh30huHgfxt3chX2x3h5G5c5sB:ET2iB1Ch30huHUzEX2th0u5sB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2500	bea0f9a6b1068d39779f4ef7faf19c04.exe

Executes dropped EXE 1 IoCs

pid	Process
2500	bea0f9a6b1068d39779f4ef7faf19c04.exe

Loads dropped DLL 1 IoCs

pid	Process
2492	bea0f9a6b1068d39779f4ef7faf19c04.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
3	pastebin.com
5	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	bea0f9a6b1068d39779f4ef7faf19c04.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	bea0f9a6b1068d39779f4ef7faf19c04.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	bea0f9a6b1068d39779f4ef7faf19c04.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2492	bea0f9a6b1068d39779f4ef7faf19c04.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2492	bea0f9a6b1068d39779f4ef7faf19c04.exe
2500	bea0f9a6b1068d39779f4ef7faf19c04.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2492 wrote to memory of 2500	2492	bea0f9a6b1068d39779f4ef7faf19c04.exe	28
PID 2492 wrote to memory of 2500	2492	bea0f9a6b1068d39779f4ef7faf19c04.exe	28
PID 2492 wrote to memory of 2500	2492	bea0f9a6b1068d39779f4ef7faf19c04.exe	28
PID 2492 wrote to memory of 2500	2492	bea0f9a6b1068d39779f4ef7faf19c04.exe	28

C:\Users\Admin\AppData\Local\Temp\bea0f9a6b1068d39779f4ef7faf19c04.exe
"C:\Users\Admin\AppData\Local\Temp\bea0f9a6b1068d39779f4ef7faf19c04.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2492
- C:\Users\Admin\AppData\Local\Temp\bea0f9a6b1068d39779f4ef7faf19c04.exe
  C:\Users\Admin\AppData\Local\Temp\bea0f9a6b1068d39779f4ef7faf19c04.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2500

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\Tar8D1A.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit
C:\Users\Admin\AppData\Local\Temp\bea0f9a6b1068d39779f4ef7faf19c04.exe

Filesize
384KB

MD5
dbacb432b04c359ee8bd498178153f7e

SHA1
a1b4a9662277b2e433f215df9c05ed3718225d91

SHA256
49dc9d14407084cacd72d52e66990c5666137cbaed80791279a0b924e9fdec9a

SHA512
c209b736cd5856298e6ba727e58f2867cf9562a27811ba87a66e27fbf1698ede6b962d8d63323c5353a7b141b3965c85d883bf9f6d190c9c1ead4c35e16d6fa3

Download Submit
\Users\Admin\AppData\Local\Temp\bea0f9a6b1068d39779f4ef7faf19c04.exe

Filesize
385KB

MD5
ffd11a9d52116d0dbc4c9193788c8244

SHA1
2f3da81bba50311bdca72d3aa8bd7be5a188ab54

SHA256
5b116c8394736d0fce4641b92fb4c9867b0434135d8bd5f8505cf5edaa78a3f8

SHA512
3c9a352793149feb6c502335205aa756f5c2274f2831fbb2421c33a1948db8672468882b65428a12bfcda57e54fbe1fd5e643c57643edf95f7e506ebb3402c5e

Download Submit
memory/2492-12-0x00000000002C0000-0x0000000000326000-memory.dmp

Filesize
408KB

Download
memory/2492-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2492-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2492-1-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2492-2-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2500-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2500-17-0x0000000000390000-0x00000000003F6000-memory.dmp

Filesize
408KB

Download
memory/2500-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2500-24-0x0000000002CE0000-0x0000000002D3F000-memory.dmp

Filesize
380KB

Download
memory/2500-81-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2500-86-0x00000000096B0000-0x00000000096EC000-memory.dmp

Filesize
240KB

Download
memory/2500-87-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

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