ee373aa55977eba7a3aa2da6c01d0dfb9fe2d75d7d12cc0a447b0da62ed86968

General

Target

3cc66a165339d6cb06aedf7ef01bfb53.exe
Size

385KB
MD5

3cc66a165339d6cb06aedf7ef01bfb53
SHA1

afa3f1955e8f0a14572b25000aebe827668a277a
SHA256

ee373aa55977eba7a3aa2da6c01d0dfb9fe2d75d7d12cc0a447b0da62ed86968
SHA512

d156484ffac15c4080c86ed83740bbe24be1e7ec96007715dcd9a9fc7be62416e85a8b55be925b249a6404a85044193be9915fabce7a40283fdad35c68e2cfc5
SSDEEP

12288:Prs6BVsHnpSQmNlGiOKNjlTh63/v44X1T/oNNB:Prs6B2cQqldRjlt444FT/sNB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2348	3cc66a165339d6cb06aedf7ef01bfb53.exe

Executes dropped EXE 1 IoCs

pid	Process
2348	3cc66a165339d6cb06aedf7ef01bfb53.exe

Loads dropped DLL 1 IoCs

pid	Process
1736	3cc66a165339d6cb06aedf7ef01bfb53.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

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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	3cc66a165339d6cb06aedf7ef01bfb53.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	3cc66a165339d6cb06aedf7ef01bfb53.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	3cc66a165339d6cb06aedf7ef01bfb53.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1736	3cc66a165339d6cb06aedf7ef01bfb53.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1736	3cc66a165339d6cb06aedf7ef01bfb53.exe
2348	3cc66a165339d6cb06aedf7ef01bfb53.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 2348	1736	3cc66a165339d6cb06aedf7ef01bfb53.exe	16
PID 1736 wrote to memory of 2348	1736	3cc66a165339d6cb06aedf7ef01bfb53.exe	16
PID 1736 wrote to memory of 2348	1736	3cc66a165339d6cb06aedf7ef01bfb53.exe	16
PID 1736 wrote to memory of 2348	1736	3cc66a165339d6cb06aedf7ef01bfb53.exe	16

C:\Users\Admin\AppData\Local\Temp\3cc66a165339d6cb06aedf7ef01bfb53.exe
"C:\Users\Admin\AppData\Local\Temp\3cc66a165339d6cb06aedf7ef01bfb53.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1736
- C:\Users\Admin\AppData\Local\Temp\3cc66a165339d6cb06aedf7ef01bfb53.exe
  C:\Users\Admin\AppData\Local\Temp\3cc66a165339d6cb06aedf7ef01bfb53.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2348

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

memory/1736-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1736-3-0x0000000000380000-0x00000000003E6000-memory.dmp

Filesize
408KB

Download
memory/1736-16-0x0000000002C70000-0x0000000002CD6000-memory.dmp

Filesize
408KB

Download
memory/1736-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1736-13-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2348-21-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2348-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2348-29-0x0000000000330000-0x000000000038F000-memory.dmp

Filesize
380KB

Download
memory/2348-19-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2348-88-0x000000000D770000-0x000000000D7AC000-memory.dmp

Filesize
240KB

Download
memory/2348-87-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2348-82-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2348-89-0x000000000D770000-0x000000000D7AC000-memory.dmp

Filesize
240KB

Download

Analysis

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