0b6e8348423049536a26437794b79fb46889acd18f4337fb5f699de8c053a049

General

Target

d686fe54ea3e3b495fde0f7ca729d87e.exe
Size

907KB
MD5

d686fe54ea3e3b495fde0f7ca729d87e
SHA1

d77e8fe96ad56cceafb146d8da784e6e7ff5297b
SHA256

0b6e8348423049536a26437794b79fb46889acd18f4337fb5f699de8c053a049
SHA512

0c7d1598ea12439de8e91184f5b2b3103bcfa5f28576f78ecf16b920cbcd4d47d91ee47d8504de413c75932d0ff1f6669668ae6d7ab360e19c9fe8d708fc5565
SSDEEP

24576:IVrQ7QpsYW64z43g9OBRmFBhHGeAxIxNZZOMblnQha/ZS1:AQ7QG64z43g9OfobHGTxIxNZcMggS

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3032	d686fe54ea3e3b495fde0f7ca729d87e.exe

Executes dropped EXE 1 IoCs

pid	Process
3032	d686fe54ea3e3b495fde0f7ca729d87e.exe

Loads dropped DLL 1 IoCs

pid	Process
2488	d686fe54ea3e3b495fde0f7ca729d87e.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
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	d686fe54ea3e3b495fde0f7ca729d87e.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	d686fe54ea3e3b495fde0f7ca729d87e.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	d686fe54ea3e3b495fde0f7ca729d87e.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2488	d686fe54ea3e3b495fde0f7ca729d87e.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2488	d686fe54ea3e3b495fde0f7ca729d87e.exe
3032	d686fe54ea3e3b495fde0f7ca729d87e.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2488 wrote to memory of 3032	2488	d686fe54ea3e3b495fde0f7ca729d87e.exe	29
PID 2488 wrote to memory of 3032	2488	d686fe54ea3e3b495fde0f7ca729d87e.exe	29
PID 2488 wrote to memory of 3032	2488	d686fe54ea3e3b495fde0f7ca729d87e.exe	29
PID 2488 wrote to memory of 3032	2488	d686fe54ea3e3b495fde0f7ca729d87e.exe	29

C:\Users\Admin\AppData\Local\Temp\d686fe54ea3e3b495fde0f7ca729d87e.exe
"C:\Users\Admin\AppData\Local\Temp\d686fe54ea3e3b495fde0f7ca729d87e.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2488
- C:\Users\Admin\AppData\Local\Temp\d686fe54ea3e3b495fde0f7ca729d87e.exe
  C:\Users\Admin\AppData\Local\Temp\d686fe54ea3e3b495fde0f7ca729d87e.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:3032

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\Tar6D1C.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit
C:\Users\Admin\AppData\Local\Temp\d686fe54ea3e3b495fde0f7ca729d87e.exe

Filesize
907KB

MD5
0969b293b78d341e8fe038511fe1e093

SHA1
18b0f4b62b1366371b75e1d5264498f08507907a

SHA256
e602b8dc9de287000447f40a745eaac312d0e4ce8f0947eba24de77826a06756

SHA512
21f69828bfcb9f40534be6b17eea2a6e310ab063153a602b759de0b009724b8f8db48a2f5827beaa95465182ea872f8cebf966f7ab3e943762e22efd239f18fe

Download Submit
\Users\Admin\AppData\Local\Temp\d686fe54ea3e3b495fde0f7ca729d87e.exe

Filesize
896KB

MD5
92c8c800bb43933190f160f16a6d4211

SHA1
46ad8cf45041a536ab73ea2b8066be9a6fd24385

SHA256
46abb208e7ebc5710a9da670d9efb07444bf4f87519ccfb49999c603cb1c2572

SHA512
08c74822abbc8f379843e18c2db921b05a676a535b0c1c1861192f6e7b06425c4f83474bcf772b78097feb6333e4c04bc9261fedaf8aa10895db9f9cbdf9d744

Download Submit
memory/2488-13-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/2488-0-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/2488-1-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/2488-2-0x00000000002B0000-0x0000000000398000-memory.dmp

Filesize
928KB

Download
memory/3032-15-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/3032-16-0x00000000014F0000-0x00000000015D8000-memory.dmp

Filesize
928KB

Download
memory/3032-22-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download
memory/3032-27-0x0000000002EF0000-0x0000000002FAB000-memory.dmp

Filesize
748KB

Download
memory/3032-80-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/3032-83-0x000000000EC20000-0x000000000ECB8000-memory.dmp

Filesize
608KB

Download

Analysis

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