de048753f687a726312de3ad7f8f0e05966fdd5207942d4a4a82488ff2936248

General

Target

6b699598_by_Libranalysis.exe
Size

231KB
MD5

6b699598d9b88107f16ea4977a39dd2c
SHA1

28ae2c9fe6ae8ca1e891d32094e159684363cef1
SHA256

de048753f687a726312de3ad7f8f0e05966fdd5207942d4a4a82488ff2936248
SHA512

668ca675242b843f7781df225c4156b2b7722b7f7a5afe9233e45ff587546ac5d35f282f43fc518228ae7591290f4bb0da5aada839bcfe1ee255f98c694d0050

Score

10^/10

aspackv2 persistence

Malware Config

Signatures

Modifies system executable filetype association 2 TTPs 5 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1042

Processes:

6b699598_by_Libranalysis.exeZEI.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command	6b699598_by_Libranalysis.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\odt\\BCGR.EXE \"%1\" %*"	6b699598_by_Libranalysis.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command	ZEI.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell	ZEI.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open	ZEI.EXE

ASPack v2.12-2.42 2 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

Processes:

resource	yara_rule
C:\$Recycle.Bin\ZEI.EXE	aspack_v212_v242
C:\$Recycle.Bin\ZEI.EXE	aspack_v212_v242

Executes dropped EXE 1 IoCs

Processes:

ZEI.EXE

pid process

1264 ZEI.EXE

pid	process
1264	ZEI.EXE

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

6b699598_by_Libranalysis.exeZEI.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	6b699598_by_Libranalysis.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ZHY.EXE = "C:\\Users\\DYWVLVO.EXE"	6b699598_by_Libranalysis.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	ZEI.EXE

Enumerates connected drives 3 TTPs 36 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:

ZEI.EXE6b699598_by_Libranalysis.exe

description	ioc	process
File opened (read-only)	\??\P:	ZEI.EXE
File opened (read-only)	\??\N:	6b699598_by_Libranalysis.exe
File opened (read-only)	\??\S:	6b699598_by_Libranalysis.exe
File opened (read-only)	\??\J:	ZEI.EXE
File opened (read-only)	\??\N:	ZEI.EXE
File opened (read-only)	\??\E:	6b699598_by_Libranalysis.exe
File opened (read-only)	\??\F:	ZEI.EXE
File opened (read-only)	\??\V:	ZEI.EXE
File opened (read-only)	\??\Q:	ZEI.EXE
File opened (read-only)	\??\K:	6b699598_by_Libranalysis.exe
File opened (read-only)	\??\L:	6b699598_by_Libranalysis.exe
File opened (read-only)	\??\U:	6b699598_by_Libranalysis.exe
File opened (read-only)	\??\H:	ZEI.EXE
File opened (read-only)	\??\J:	6b699598_by_Libranalysis.exe
File opened (read-only)	\??\T:	6b699598_by_Libranalysis.exe
File opened (read-only)	\??\O:	ZEI.EXE
File opened (read-only)	\??\T:	ZEI.EXE
File opened (read-only)	\??\U:	ZEI.EXE
File opened (read-only)	\??\Q:	6b699598_by_Libranalysis.exe
File opened (read-only)	\??\R:	6b699598_by_Libranalysis.exe
File opened (read-only)	\??\I:	ZEI.EXE
File opened (read-only)	\??\L:	ZEI.EXE
File opened (read-only)	\??\R:	ZEI.EXE
File opened (read-only)	\??\M:	6b699598_by_Libranalysis.exe
File opened (read-only)	\??\O:	6b699598_by_Libranalysis.exe
File opened (read-only)	\??\P:	6b699598_by_Libranalysis.exe
File opened (read-only)	\??\E:	ZEI.EXE
File opened (read-only)	\??\G:	6b699598_by_Libranalysis.exe
File opened (read-only)	\??\G:	ZEI.EXE
File opened (read-only)	\??\M:	ZEI.EXE
File opened (read-only)	\??\S:	ZEI.EXE
File opened (read-only)	\??\K:	ZEI.EXE
File opened (read-only)	\??\F:	6b699598_by_Libranalysis.exe
File opened (read-only)	\??\H:	6b699598_by_Libranalysis.exe
File opened (read-only)	\??\I:	6b699598_by_Libranalysis.exe
File opened (read-only)	\??\V:	6b699598_by_Libranalysis.exe

Drops file in Program Files directory 1 IoCs

Processes:

ZEI.EXE

description ioc process

File created C:\Program Files (x86)\FXCMEM.EXE ZEI.EXE

description	ioc	process
File created	C:\Program Files (x86)\FXCMEM.EXE	ZEI.EXE

Modifies registry class 38 IoCs

Processes:

6b699598_by_Libranalysis.exeZEI.EXE

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\regfile\shell\open\command\ = "C:\\$Recycle.Bin\\STN.EXE \"%1\""	6b699598_by_Libranalysis.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell	ZEI.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\chm.file\shell\open\command	ZEI.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command	ZEI.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\inifile	ZEI.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\scrfile\shell\open\command\ = "C:\\Users\\BCJIBWC.EXE \"%1\""	6b699598_by_Libranalysis.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open	ZEI.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\chm.file\shell	ZEI.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\chm.file\shell\open	ZEI.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\scrfile\shell\open\command	ZEI.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\scrfile\shell	ZEI.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\inifile\shell\open\command	ZEI.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\inifile\shell\open	ZEI.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\chm.file\shell\open\command	6b699598_by_Libranalysis.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\chm.file	ZEI.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\scrfile	ZEI.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\inifile\shell	ZEI.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\chm.file	6b699598_by_Libranalysis.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\chm.file\shell	6b699598_by_Libranalysis.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\regfile\shell\open\command	6b699598_by_Libranalysis.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command	ZEI.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell	ZEI.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "C:\\System Volume Information\\SSCSLNG.EXE %1"	6b699598_by_Libranalysis.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\scrfile\shell\open\command	6b699598_by_Libranalysis.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile	ZEI.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\scrfile\shell\open	ZEI.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile	ZEI.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\chm.file\shell\open	6b699598_by_Libranalysis.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\regfile	ZEI.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open	ZEI.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command	6b699598_by_Libranalysis.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\inifile\shell\open\command	6b699598_by_Libranalysis.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\odt\\BCGR.EXE \"%1\" %*"	6b699598_by_Libranalysis.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\regfile\shell\open\command	ZEI.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\regfile\shell	ZEI.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\regfile\shell\open	ZEI.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\inifile\shell\open\command\ = "C:\\odt\\GTEG.EXE %1"	6b699598_by_Libranalysis.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command	6b699598_by_Libranalysis.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

6b699598_by_Libranalysis.exe

description	pid	process	target process
PID 2188 wrote to memory of 1264	2188	6b699598_by_Libranalysis.exe	ZEI.EXE
PID 2188 wrote to memory of 1264	2188	6b699598_by_Libranalysis.exe	ZEI.EXE
PID 2188 wrote to memory of 1264	2188	6b699598_by_Libranalysis.exe	ZEI.EXE

C:\Users\Admin\AppData\Local\Temp\6b699598_by_Libranalysis.exe
"C:\Users\Admin\AppData\Local\Temp\6b699598_by_Libranalysis.exe"
1⤵
- Modifies system executable filetype association
- Adds Run key to start application
- Enumerates connected drives
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2188

C:\$Recycle.Bin\ZEI.EXE
C:\$Recycle.Bin\ZEI.EXE
2⤵
- Modifies system executable filetype association
- Executes dropped EXE
- Adds Run key to start application
- Enumerates connected drives
- Drops file in Program Files directory
- Modifies registry class
PID:1264

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Change Default File Association

1

T1042

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Query Registry

1

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\$Recycle.Bin\ZEI.EXE
MD5
2e758783d957f08b78f4a4228766e1e8

SHA1
82896f31420ef844a303155b8775d6b531c756b4

SHA256
de8bd08c6142a68f2d1c6e2e5fc3c7f71aa62a9b305e5ec39049e6be0e52f851

SHA512
b2f08ed973bab2669067a3c4314e01f547d693897066e49127195fa39a499829d6912d211b7d9b62f910ca6ac5f4108ad1d4a970b75ac149804c7a01f74d492b

Download Submit
C:\$Recycle.Bin\ZEI.EXE
MD5
2e758783d957f08b78f4a4228766e1e8

SHA1
82896f31420ef844a303155b8775d6b531c756b4

SHA256
de8bd08c6142a68f2d1c6e2e5fc3c7f71aa62a9b305e5ec39049e6be0e52f851

SHA512
b2f08ed973bab2669067a3c4314e01f547d693897066e49127195fa39a499829d6912d211b7d9b62f910ca6ac5f4108ad1d4a970b75ac149804c7a01f74d492b

Download Submit
memory/1264-114-0x0000000000000000-mapping.dmp

Download
memory/1264-118-0x0000000000580000-0x00000000006CA000-memory.dmp

Filesize
1.3MB

Download
memory/2188-117-0x00000000007C0000-0x00000000007C1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads