79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb

General

Target

79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
Size

151KB
MD5

3cec22445fd2a2a2ac4e3345fbd441b0
SHA1

f0512b11f2ae061742f6ebbc8ebb6039887afba4
SHA256

79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb
SHA512

6f806cfc03afd6e433697ee0b44b0621bd263f9fba9bb479754efc94158c973727a9b4bcef4d9ed19b2eef011ce44fad0d8edf470be0067672312bff05371b71
SSDEEP

3072:HSSknv7BYJlQXQ8p6g4bV/PkKjzPB+P/MOKYuN2J2J9VVpcx+zs:yhCJCpp6gEkKfcP/MOKZbp1zs

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

Processes:

79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe

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

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Processes:

79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\software\Wow6432Node\Microsoft\Windows\CurrentVersion\run	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.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

Processes:

79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe

description	ioc	process
File opened (read-only)	\??\O:	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened (read-only)	\??\K:	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened (read-only)	\??\U:	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened (read-only)	\??\V:	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened (read-only)	\??\J:	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened (read-only)	\??\G:	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened (read-only)	\??\Y:	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened (read-only)	\??\W:	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened (read-only)	\??\T:	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened (read-only)	\??\P:	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened (read-only)	\??\M:	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened (read-only)	\??\L:	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened (read-only)	\??\I:	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened (read-only)	\??\H:	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened (read-only)	\??\X:	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened (read-only)	\??\F:	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened (read-only)	\??\S:	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened (read-only)	\??\R:	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened (read-only)	\??\Q:	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened (read-only)	\??\N:	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened (read-only)	\??\E:	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened (read-only)	\??\Z:	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.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

Processes:

79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe

description	ioc	process
File opened for modification	C:\autorun.inf	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened for modification	C:\Documents and Settings\Admin\Local Settings\Application Data\Microsoft\CD Burning\autorun.inf	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe

Drops file in Program Files directory 8 IoCs

Processes:

79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\MICROS~1\OFFICE14\GROOVE.EXE	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened for modification	C:\PROGRA~2\MICROS~1\OFFICE14\INFOPATH.EXE	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened for modification	C:\PROGRA~2\MICROS~1\OFFICE14\MSACCESS.EXE	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened for modification	C:\PROGRA~2\MICROS~1\OFFICE14\MSPUB.EXE	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened for modification	C:\PROGRA~2\MICROS~1\OFFICE14\OIS.EXE	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened for modification	C:\PROGRA~2\MICROS~1\OFFICE14\ONENOTE.EXE	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened for modification	C:\PROGRA~2\MICROS~1\OFFICE14\OUTLOOK.EXE	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
File opened for modification	C:\PROGRA~2\MICROS~1\OFFICE14\EXCEL.EXE	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

628 748 WerFault.exe 79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe

pid process

748 79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe

pid	pid_target	process	target process
628	748	WerFault.exe	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe

pid	process
748	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe

description	pid	process	target process
PID 748 wrote to memory of 628	748	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe	WerFault.exe
PID 748 wrote to memory of 628	748	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe	WerFault.exe
PID 748 wrote to memory of 628	748	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe	WerFault.exe
PID 748 wrote to memory of 628	748	79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.exe
"C:\Users\Admin\AppData\Local\Temp\79157472fa03a4107e63251b2ec01ba5320822efc93e0c1a1f7077b1a78a5dbb.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:748

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 748 -s 316
2⤵
- Program crash
PID:628

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/628-55-0x0000000000000000-mapping.dmp

Download
memory/748-54-0x00000000763D1000-0x00000000763D3000-memory.dmp

Filesize
8KB

Download
memory/748-56-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads