4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452

General

Target

4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
Size

75KB
MD5

68d59fb511b54c81664ff9086bd40560
SHA1

383cd38e6ad4b54ebf27caab312d1cafa5d4a493
SHA256

4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452
SHA512

732688346b95b87a8c8bb23e6216498738b9a41a7951607e7fcb758fad7a835f4485c38d728616432c579aa9fe062c07efef4254580e841425e0f24e37693649
SSDEEP

768:rQNQnrsnEb14cOJ5Hy7prIOEChG02b/khz6lNpHxEyVSzUlfxp/zhKRk8wecbVT:3U+PECM02wz6lqyVSz4/zhwnwzb1

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe

Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\software\Wow6432Node\Microsoft\Windows\CurrentVersion\run	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe

Enumerates connected drives 3 TTPs 22 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\F:	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened (read-only)	\??\E:	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened (read-only)	\??\W:	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened (read-only)	\??\U:	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened (read-only)	\??\T:	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened (read-only)	\??\R:	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened (read-only)	\??\H:	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened (read-only)	\??\Z:	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened (read-only)	\??\X:	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened (read-only)	\??\V:	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened (read-only)	\??\S:	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened (read-only)	\??\Q:	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened (read-only)	\??\M:	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened (read-only)	\??\G:	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened (read-only)	\??\Y:	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened (read-only)	\??\P:	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened (read-only)	\??\O:	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened (read-only)	\??\N:	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened (read-only)	\??\L:	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened (read-only)	\??\K:	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened (read-only)	\??\J:	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened (read-only)	\??\I:	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe

Drops autorun.inf file 1 TTPs 2 IoCs

Malware can abuse Windows Autorun to spread further via attached volumes.

Replication Through Removable Media

T1091

description	ioc	Process
File opened for modification	C:\autorun.inf	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened for modification	C:\Documents and Settings\Admin\Local Settings\Application Data\Microsoft\CD Burning\autorun.inf	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe

Drops file in Program Files directory 6 IoCs

description	ioc	Process
File opened for modification	C:\PROGRA~2\MICROS~1\OFFICE14\MSPUB.EXE	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened for modification	C:\PROGRA~2\MICROS~1\OFFICE14\OIS.EXE	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened for modification	C:\PROGRA~2\MICROS~1\OFFICE14\EXCEL.EXE	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened for modification	C:\PROGRA~2\MICROS~1\OFFICE14\GROOVE.EXE	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened for modification	C:\PROGRA~2\MICROS~1\OFFICE14\INFOPATH.EXE	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
File opened for modification	C:\PROGRA~2\MICROS~1\OFFICE14\MSACCESS.EXE	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1012	1912	WerFault.exe	14

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1912	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1912 wrote to memory of 1012	1912	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe	28
PID 1912 wrote to memory of 1012	1912	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe	28
PID 1912 wrote to memory of 1012	1912	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe	28
PID 1912 wrote to memory of 1012	1912	4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe	28

C:\Users\Admin\AppData\Local\Temp\4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe
"C:\Users\Admin\AppData\Local\Temp\4e211cd1e827e19ac92ebb7b0fd27267466936851f4348adaace6a86f9763452.exe"
1⤵
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- Adds Run key to start application
- Enumerates connected drives
- Drops autorun.inf file
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1912
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1912 -s 308
  2⤵
  - Program crash
  PID:1012

Network

MITRE ATT&CK Enterprise v6

Initial Access

Replication Through Removable Media

1

T1091

Execution

Persistence

Hidden Files and Directories

2

T1158

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Replication Through Removable Media

1

T1091

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1012-55-0x0000000000000000-mapping.dmp

Download
memory/1912-54-0x00000000763F1000-0x00000000763F3000-memory.dmp

Filesize
8KB

Download
memory/1912-56-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads