f61a5d7fda536edd2e42d8b3ce312ae40f7b6601c024734401e857ed7a80bae0

General

Target

c2d98bd69ffad7dad19a57f8ae74bfd7.exe
Size

907KB
MD5

c2d98bd69ffad7dad19a57f8ae74bfd7
SHA1

32335c12c61c779f2f10d766c03bf45873983655
SHA256

f61a5d7fda536edd2e42d8b3ce312ae40f7b6601c024734401e857ed7a80bae0
SHA512

e69bca1e5ce95ba63bf3b717effe9f03c0be308a21ac8b850613e151f05cd02620aec861e41a0b8da0f8ca788602f5a74d94d56097397a71b3106a312211ea76
SSDEEP

12288:pycG0+muTTRWAKtAhmhPQlhgxyUre2E7wV9ZXpsA7bZIdWjVDa/ZS1:p20WfRWGEPQlzUC2E81KA7lIdUa/ZS1

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2244	c2d98bd69ffad7dad19a57f8ae74bfd7.exe

Executes dropped EXE 1 IoCs

pid	Process
2244	c2d98bd69ffad7dad19a57f8ae74bfd7.exe

Loads dropped DLL 1 IoCs

pid	Process
2220	c2d98bd69ffad7dad19a57f8ae74bfd7.exe

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

Web Service

T1102

flow	ioc
4	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	c2d98bd69ffad7dad19a57f8ae74bfd7.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	c2d98bd69ffad7dad19a57f8ae74bfd7.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	c2d98bd69ffad7dad19a57f8ae74bfd7.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2220	c2d98bd69ffad7dad19a57f8ae74bfd7.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2220	c2d98bd69ffad7dad19a57f8ae74bfd7.exe
2244	c2d98bd69ffad7dad19a57f8ae74bfd7.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 2244	2220	c2d98bd69ffad7dad19a57f8ae74bfd7.exe	29
PID 2220 wrote to memory of 2244	2220	c2d98bd69ffad7dad19a57f8ae74bfd7.exe	29
PID 2220 wrote to memory of 2244	2220	c2d98bd69ffad7dad19a57f8ae74bfd7.exe	29
PID 2220 wrote to memory of 2244	2220	c2d98bd69ffad7dad19a57f8ae74bfd7.exe	29

C:\Users\Admin\AppData\Local\Temp\c2d98bd69ffad7dad19a57f8ae74bfd7.exe
"C:\Users\Admin\AppData\Local\Temp\c2d98bd69ffad7dad19a57f8ae74bfd7.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Users\Admin\AppData\Local\Temp\c2d98bd69ffad7dad19a57f8ae74bfd7.exe
  C:\Users\Admin\AppData\Local\Temp\c2d98bd69ffad7dad19a57f8ae74bfd7.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2244

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\TarBA90.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit
\Users\Admin\AppData\Local\Temp\c2d98bd69ffad7dad19a57f8ae74bfd7.exe

Filesize
907KB

MD5
1026d739dda271af247de3bcb0c2386a

SHA1
e0d8f46db52ac70bdfc47bf35a537fe4f3508a94

SHA256
9d0680dc44e3e1779b12f18894d9e65154414734c883ac7462de3dfbe05494e2

SHA512
50a08a4983d0a23fd95738a503dafc26e4abdad6a6c69037ff69ee1b5670c1e07905db7e4ae67d0a50b0e6e4706e71ac74030715f8801b8684d13fa8eabc6f03

Download Submit
memory/2220-0-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/2220-14-0x0000000003160000-0x0000000003248000-memory.dmp

Filesize
928KB

Download
memory/2220-13-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/2220-3-0x00000000014F0000-0x00000000015D8000-memory.dmp

Filesize
928KB

Download
memory/2220-1-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/2244-16-0x00000000015B0000-0x0000000001698000-memory.dmp

Filesize
928KB

Download
memory/2244-22-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download
memory/2244-25-0x0000000002F80000-0x000000000303B000-memory.dmp

Filesize
748KB

Download
memory/2244-81-0x000000000D910000-0x000000000D9A8000-memory.dmp

Filesize
608KB

Download
memory/2244-80-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download

Analysis

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