ae01c62137ea4f3542164c63b3e531ca2f89586a6d4e765467512aec2d6a845a

General

Target

ae01c62137ea4f3542164c63b3e531ca2f89586a6d4e765467512aec2d6a845a.exe
Size

589KB
MD5

583436b54a4a3c474f74ce9124d275a8
SHA1

dc95c40301eff5e138b0db2744d4023e789d4ca3
SHA256

ae01c62137ea4f3542164c63b3e531ca2f89586a6d4e765467512aec2d6a845a
SHA512

ad10c4d67c0edf1170b2455fd20e90d6a6e8dbedad785da04fc2f766c97fbed08a1b4af9a5e97cfa050182cc73d1ddc15ddaa21d371cd2031c38006ea016b09c

Score

10^/10

aspackv2 persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

HelpMe.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe HelpMe.exe"	HelpMe.exe

ASPack v2.12-2.42 5 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

Processes:

resource	yara_rule
\Windows\SysWOW64\HelpMe.exe	aspack_v212_v242
\Windows\SysWOW64\HelpMe.exe	aspack_v212_v242
C:\Windows\SysWOW64\HelpMe.exe	aspack_v212_v242
C:\Windows\SysWOW64\HelpMe.exe	aspack_v212_v242
C:\$Recycle.Bin\S-1-5-21-1083475884-596052423-1669053738-1000\desktop.ini.exe	aspack_v212_v242

Executes dropped EXE 1 IoCs

Processes:

HelpMe.exe

pid process

1960 HelpMe.exe

pid	process
1960	HelpMe.exe

Drops startup file 2 IoCs

Processes:

HelpMe.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk	HelpMe.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk	HelpMe.exe

Loads dropped DLL 2 IoCs

Processes:

ae01c62137ea4f3542164c63b3e531ca2f89586a6d4e765467512aec2d6a845a.exe

pid	process
836	ae01c62137ea4f3542164c63b3e531ca2f89586a6d4e765467512aec2d6a845a.exe
836	ae01c62137ea4f3542164c63b3e531ca2f89586a6d4e765467512aec2d6a845a.exe

Enumerates connected drives 3 TTPs 24 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:

HelpMe.exe

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

Drops autorun.inf file 1 TTPs 1 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.

Replication Through Removable Media
T1091

Processes:

HelpMe.exe

description ioc process

File opened for modification C:\AUTORUN.INF HelpMe.exe

description	ioc	process
File opened for modification	C:\AUTORUN.INF	HelpMe.exe

Drops file in System32 directory 4 IoCs

Processes:

ae01c62137ea4f3542164c63b3e531ca2f89586a6d4e765467512aec2d6a845a.exeHelpMe.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\HelpMe.exe	ae01c62137ea4f3542164c63b3e531ca2f89586a6d4e765467512aec2d6a845a.exe
File created	C:\Windows\SysWOW64\notepad.exe.exe	ae01c62137ea4f3542164c63b3e531ca2f89586a6d4e765467512aec2d6a845a.exe
File created	C:\Windows\SysWOW64\HelpMe.exe	ae01c62137ea4f3542164c63b3e531ca2f89586a6d4e765467512aec2d6a845a.exe
File created	C:\Windows\SysWOW64\HelpMe.exe	HelpMe.exe

Drops file in Program Files directory 1 IoCs

Processes:

ae01c62137ea4f3542164c63b3e531ca2f89586a6d4e765467512aec2d6a845a.exe

description	ioc	process
File created	C:\Program Files (x86)\Internet Explorer\iexplore.exe.exe	ae01c62137ea4f3542164c63b3e531ca2f89586a6d4e765467512aec2d6a845a.exe

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

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

ae01c62137ea4f3542164c63b3e531ca2f89586a6d4e765467512aec2d6a845a.exe

pid process

836 ae01c62137ea4f3542164c63b3e531ca2f89586a6d4e765467512aec2d6a845a.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

ae01c62137ea4f3542164c63b3e531ca2f89586a6d4e765467512aec2d6a845a.exe

description	pid	process	target process
PID 836 wrote to memory of 1960	836	ae01c62137ea4f3542164c63b3e531ca2f89586a6d4e765467512aec2d6a845a.exe	HelpMe.exe
PID 836 wrote to memory of 1960	836	ae01c62137ea4f3542164c63b3e531ca2f89586a6d4e765467512aec2d6a845a.exe	HelpMe.exe
PID 836 wrote to memory of 1960	836	ae01c62137ea4f3542164c63b3e531ca2f89586a6d4e765467512aec2d6a845a.exe	HelpMe.exe
PID 836 wrote to memory of 1960	836	ae01c62137ea4f3542164c63b3e531ca2f89586a6d4e765467512aec2d6a845a.exe	HelpMe.exe

C:\Users\Admin\AppData\Local\Temp\ae01c62137ea4f3542164c63b3e531ca2f89586a6d4e765467512aec2d6a845a.exe
"C:\Users\Admin\AppData\Local\Temp\ae01c62137ea4f3542164c63b3e531ca2f89586a6d4e765467512aec2d6a845a.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:836

C:\Windows\SysWOW64\HelpMe.exe
C:\Windows\system32\HelpMe.exe
2⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Drops startup file
- Enumerates connected drives
- Drops autorun.inf file
- Drops file in System32 directory
PID:1960

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

1

T1091

Execution

Persistence

Winlogon Helper DLL

1

T1004

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

2

T1082

Lateral Movement

Replication Through Removable Media

1

T1091

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\$Recycle.Bin\S-1-5-21-1083475884-596052423-1669053738-1000\desktop.ini.exe
Filesize
561KB

MD5
95d43005ede7282911d177c3f6685415

SHA1
64ddcff5d8096a5352cd2f608b711f91396d34d3

SHA256
f6c43b76da1e999eb5b7c852fa86f5e2e49c663c452ced67d18121d8c058fe3c

SHA512
34d4639afd5d80902a1468bd607daaaaf4c83c7e9df1ee7a2fa7601c02108f5cb5269c29a116fb75726978e3f2e816f5d7f2d05f3a44ba0a5d83bcd322235134

Download Submit
C:\Windows\SysWOW64\HelpMe.exe
Filesize
561KB

MD5
9a9c09030ebbcb0fb7462d0d86689878

SHA1
143ba31eee13804cf5b04d5ab1dd1d0767fe3606

SHA256
2de8a9f0d09265287c2316fa7b46fb02008cfddf09bdfd68f81328fc89a0896b

SHA512
4ab0d3ad41e0c53f9deda41a65017c8ad5ab618a7876d2af3e8762786dcc1ab0470f663078a7b635a64765b376641c47768faccbb17ab75e1173b5dd1126fa03

Download Submit
C:\Windows\SysWOW64\HelpMe.exe
Filesize
561KB

MD5
9a9c09030ebbcb0fb7462d0d86689878

SHA1
143ba31eee13804cf5b04d5ab1dd1d0767fe3606

SHA256
2de8a9f0d09265287c2316fa7b46fb02008cfddf09bdfd68f81328fc89a0896b

SHA512
4ab0d3ad41e0c53f9deda41a65017c8ad5ab618a7876d2af3e8762786dcc1ab0470f663078a7b635a64765b376641c47768faccbb17ab75e1173b5dd1126fa03

Download Submit
\Windows\SysWOW64\HelpMe.exe
Filesize
561KB

MD5
9a9c09030ebbcb0fb7462d0d86689878

SHA1
143ba31eee13804cf5b04d5ab1dd1d0767fe3606

SHA256
2de8a9f0d09265287c2316fa7b46fb02008cfddf09bdfd68f81328fc89a0896b

SHA512
4ab0d3ad41e0c53f9deda41a65017c8ad5ab618a7876d2af3e8762786dcc1ab0470f663078a7b635a64765b376641c47768faccbb17ab75e1173b5dd1126fa03

Download Submit
\Windows\SysWOW64\HelpMe.exe
Filesize
561KB

MD5
9a9c09030ebbcb0fb7462d0d86689878

SHA1
143ba31eee13804cf5b04d5ab1dd1d0767fe3606

SHA256
2de8a9f0d09265287c2316fa7b46fb02008cfddf09bdfd68f81328fc89a0896b

SHA512
4ab0d3ad41e0c53f9deda41a65017c8ad5ab618a7876d2af3e8762786dcc1ab0470f663078a7b635a64765b376641c47768faccbb17ab75e1173b5dd1126fa03

Download Submit
memory/836-54-0x0000000075721000-0x0000000075723000-memory.dmp

Filesize
8KB

Download
memory/1960-57-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads