44c3a9d8adc7129ba5fde87f5470fecaa2c49775657260f89e5509e7c0388bee

General

Target

c631e072c7215466dfede3187474046e.exe
Size

385KB
MD5

c631e072c7215466dfede3187474046e
SHA1

2bfee4ac304f23c849d0a99d65f5a6128df501ca
SHA256

44c3a9d8adc7129ba5fde87f5470fecaa2c49775657260f89e5509e7c0388bee
SHA512

7e940bce768df8f76c90d3743170c2b045b073150c559facf8bf66a25ff1fcad4158dd99ca16251ccba1c5c3006e31858e9f53df20cf6480de309675e84314f6
SSDEEP

6144:VGJM76eDvV3H5JdobsgSMaaE5b2Rrvs5licpvyZn/BmS7foRHZCQhY3B:VGJMWeBX5Hg7aErE5fv85BM6weB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1544	c631e072c7215466dfede3187474046e.exe

Executes dropped EXE 1 IoCs

pid	Process
1544	c631e072c7215466dfede3187474046e.exe

Loads dropped DLL 1 IoCs

pid	Process
3008	c631e072c7215466dfede3187474046e.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	c631e072c7215466dfede3187474046e.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	c631e072c7215466dfede3187474046e.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	c631e072c7215466dfede3187474046e.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3008	c631e072c7215466dfede3187474046e.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
3008	c631e072c7215466dfede3187474046e.exe
1544	c631e072c7215466dfede3187474046e.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3008 wrote to memory of 1544	3008	c631e072c7215466dfede3187474046e.exe	28
PID 3008 wrote to memory of 1544	3008	c631e072c7215466dfede3187474046e.exe	28
PID 3008 wrote to memory of 1544	3008	c631e072c7215466dfede3187474046e.exe	28
PID 3008 wrote to memory of 1544	3008	c631e072c7215466dfede3187474046e.exe	28

C:\Users\Admin\AppData\Local\Temp\c631e072c7215466dfede3187474046e.exe
"C:\Users\Admin\AppData\Local\Temp\c631e072c7215466dfede3187474046e.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3008
- C:\Users\Admin\AppData\Local\Temp\c631e072c7215466dfede3187474046e.exe
  C:\Users\Admin\AppData\Local\Temp\c631e072c7215466dfede3187474046e.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:1544

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

Loading Replay Monitor...

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\Tar2C74.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit
C:\Users\Admin\AppData\Local\Temp\c631e072c7215466dfede3187474046e.exe

Filesize
256KB

MD5
f092a386eacc35416f7036d5f48e09ff

SHA1
358931fb000c63af6f562af1ff9ae907e36cd89d

SHA256
1d00be774123c38932bd066fc9d5757ce3e2e0a883ffab4a69b25d37b21a8c99

SHA512
8600bce929c403a73b6861734b840e3a2c2d81769d608a5a5d89050cc733021e7c93fa9932a96256605fd0b194d127fade928e3f633baf028715ac48296f9856

Download Submit
\Users\Admin\AppData\Local\Temp\c631e072c7215466dfede3187474046e.exe

Filesize
385KB

MD5
5267811d5a1fe858026fe5425638a69a

SHA1
eaca27bdb2d5bd452359beac1606b054ef8cb6d3

SHA256
808c6c90184b651ba65a04763db62f50e81765279d4acf968a9ff6350c1ff9fa

SHA512
9325bda7e152a7b8f968059519ad19aa8e97a2a7338d98c25f8f9db3cae2dc6f6fa3a9461097fb2dedbe146ad018e8f49163ac3a876fd9ca28c76ba9c0e05c0b

Download Submit
memory/1544-20-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1544-17-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/1544-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1544-26-0x00000000002F0000-0x000000000034F000-memory.dmp

Filesize
380KB

Download
memory/1544-87-0x0000000007580000-0x00000000075BC000-memory.dmp

Filesize
240KB

Download
memory/1544-86-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1544-81-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3008-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/3008-11-0x0000000002DF0000-0x0000000002E56000-memory.dmp

Filesize
408KB

Download
memory/3008-2-0x0000000000330000-0x0000000000396000-memory.dmp

Filesize
408KB

Download
memory/3008-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/3008-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download

Analysis

Sharing