8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99

General

Target

8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
Size

151KB
MD5

0fc68df289fc4aaf51eb9c0601e23570
SHA1

5680718eb96b67cc8a7779948b6ca7647e374fa6
SHA256

8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99
SHA512

74384b79675fc1bef96ed2acb3ae7944c39860a12903635b9143b4214474faf754e80e2e64fb791fa76340d0ed65422334f06137d493b16c3f2102d30c4b0b7c
SSDEEP

3072:LqOq4MgOdlyLAgCfBxzuw9TQHE2KawoZiqT3r882OI9q51XUxR7g:ewMgOmxCfBRumTRcj2lo5JWR7g

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-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.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	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.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)	\??\X:	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
File opened (read-only)	\??\W:	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
File opened (read-only)	\??\P:	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
File opened (read-only)	\??\J:	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
File opened (read-only)	\??\Z:	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
File opened (read-only)	\??\V:	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
File opened (read-only)	\??\Q:	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
File opened (read-only)	\??\G:	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
File opened (read-only)	\??\F:	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
File opened (read-only)	\??\E:	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
File opened (read-only)	\??\T:	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
File opened (read-only)	\??\S:	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
File opened (read-only)	\??\O:	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
File opened (read-only)	\??\K:	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
File opened (read-only)	\??\H:	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
File opened (read-only)	\??\Y:	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
File opened (read-only)	\??\U:	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
File opened (read-only)	\??\R:	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
File opened (read-only)	\??\N:	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
File opened (read-only)	\??\M:	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
File opened (read-only)	\??\L:	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
File opened (read-only)	\??\I:	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.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	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
File opened for modification	C:\Documents and Settings\Admin\Local Settings\Application Data\Microsoft\CD Burning\autorun.inf	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\PROGRAM FILES (X86)\ADOBE\ACROBAT READER DC\READER\ACRORD32.EXE	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
432	2796	WerFault.exe	80

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2796	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
2796	8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe

C:\Users\Admin\AppData\Local\Temp\8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe
"C:\Users\Admin\AppData\Local\Temp\8fd5c192ead301f32d54a0806b4d58c972ffbf1f2d847404cbf9bb8eb554cb99.exe"
1⤵
- Modifies visibility of file extensions in Explorer
- Adds Run key to start application
- Enumerates connected drives
- Drops autorun.inf file
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
PID:2796
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2796 -s 728
  2⤵
  - Program crash
  PID:432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2796 -ip 2796
1⤵
PID:3996

Network

MITRE ATT&CK Enterprise v6

Initial Access

Replication Through Removable Media

1

T1091

Execution

Persistence

Hidden Files and Directories

1

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/2796-132-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2796-133-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads