7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996

General

Target

7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
Size

151KB
MD5

03b8fbea3ae6896391caa354ae596e40
SHA1

55791c4c42e2ac2368d4fe685a73a6a96417c5e3
SHA256

7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996
SHA512

d7ebf672bbe8f5169abb9780ee0112edc34daadb9cfe40128726a42e289775b579f9ef6b93588dee63655231699040f614865b651a34511420e88ff3ee40082d
SSDEEP

3072:Lq36BhgKwuFIH5DjQePmKFTeF7kwHnGe4:LnyKw55nQETybGB

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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.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	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.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)	\??\P:	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
File opened (read-only)	\??\K:	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
File opened (read-only)	\??\S:	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
File opened (read-only)	\??\O:	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
File opened (read-only)	\??\M:	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
File opened (read-only)	\??\H:	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
File opened (read-only)	\??\V:	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
File opened (read-only)	\??\Y:	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
File opened (read-only)	\??\Q:	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
File opened (read-only)	\??\I:	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
File opened (read-only)	\??\E:	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
File opened (read-only)	\??\Z:	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
File opened (read-only)	\??\W:	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
File opened (read-only)	\??\U:	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
File opened (read-only)	\??\T:	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
File opened (read-only)	\??\R:	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
File opened (read-only)	\??\N:	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
File opened (read-only)	\??\L:	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
File opened (read-only)	\??\J:	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
File opened (read-only)	\??\X:	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
File opened (read-only)	\??\F:	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
File opened (read-only)	\??\G:	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.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:\Documents and Settings\Admin\Local Settings\Application Data\Microsoft\CD Burning\autorun.inf	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
File opened for modification	C:\autorun.inf	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1076	744	WerFault.exe	23

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
744	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 744 wrote to memory of 1076	744	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe	28
PID 744 wrote to memory of 1076	744	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe	28
PID 744 wrote to memory of 1076	744	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe	28
PID 744 wrote to memory of 1076	744	7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe	28

C:\Users\Admin\AppData\Local\Temp\7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.exe
"C:\Users\Admin\AppData\Local\Temp\7c16426062514acd55b5da2e066219a4df400f5257237a163865c23eb4906996.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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:744
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 744 -s 544
  2⤵
  - Program crash
  PID:1076

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

2

T1082

Lateral Movement

Replication Through Removable Media

1

T1091

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/744-54-0x0000000075FB1000-0x0000000075FB3000-memory.dmp

Filesize
8KB

Download
memory/744-55-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/744-56-0x0000000074711000-0x0000000074713000-memory.dmp

Filesize
8KB

Download
memory/744-58-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads