2fa6afdfdcc7ed90cc0a575480adba9401fb4b25c0f42de7bb96513373b2597d

Analysis

max time kernel
145s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30/03/2025, 19:22

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General

Target

JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
Size

184KB
MD5

990a000e6241f7caa74ec76a47cc473a
SHA1

c3fc1b5437c8b5098862ed660170c2c3b1644a01
SHA256

2fa6afdfdcc7ed90cc0a575480adba9401fb4b25c0f42de7bb96513373b2597d
SHA512

16b062ee2f22b990922ab9d2388366c139d60156155a482480845e632e732884860d59d3b55f5ad4adf53557cd44b2fd4806c6d659495818f0f657ddcd21f5b8
SSDEEP

3072:rimsXXK9HRTOeriRfP6pXfSb0dspqc5oY0htVFAHT11Ual21Cxcs0HKAH057kyJa:riMmXRH6pXfSb0ceR/VFAHh1kgcs0HWE

Score

10^/10

aspackv2 discovery persistence ransomware

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe HelpMe.exe"	HelpMe.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe HelpMe.exe"	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe

Renames multiple (91) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

ASPack v2.12-2.42 3 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral1/files/0x00080000000120fe-2.dat	aspack_v212_v242
behavioral1/files/0x0007000000016d4e-38.dat	aspack_v212_v242
behavioral1/files/0x0001000000000026-55.dat	aspack_v212_v242

Drops startup file 3 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk	HelpMe.exe

Executes dropped EXE 1 IoCs

pid	Process
2564	HelpMe.exe

Loads dropped DLL 31 IoCs

pid	Process
2016	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
2016	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe
2564	HelpMe.exe

Enumerates connected drives 3 TTPs 46 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)	\??\H:	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened (read-only)	\??\J:	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened (read-only)	\??\N:	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened (read-only)	\??\X:	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened (read-only)	\??\I:	HelpMe.exe
File opened (read-only)	\??\S:	HelpMe.exe
File opened (read-only)	\??\W:	HelpMe.exe
File opened (read-only)	\??\Y:	HelpMe.exe
File opened (read-only)	\??\L:	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened (read-only)	\??\Z:	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened (read-only)	\??\A:	HelpMe.exe
File opened (read-only)	\??\J:	HelpMe.exe
File opened (read-only)	\??\O:	HelpMe.exe
File opened (read-only)	\??\R:	HelpMe.exe
File opened (read-only)	\??\Z:	HelpMe.exe
File opened (read-only)	\??\B:	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened (read-only)	\??\P:	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened (read-only)	\??\S:	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened (read-only)	\??\U:	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened (read-only)	\??\W:	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened (read-only)	\??\M:	HelpMe.exe
File opened (read-only)	\??\B:	HelpMe.exe
File opened (read-only)	\??\G:	HelpMe.exe
File opened (read-only)	\??\E:	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened (read-only)	\??\O:	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened (read-only)	\??\Q:	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened (read-only)	\??\V:	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened (read-only)	\??\Y:	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened (read-only)	\??\L:	HelpMe.exe
File opened (read-only)	\??\M:	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened (read-only)	\??\H:	HelpMe.exe
File opened (read-only)	\??\K:	HelpMe.exe
File opened (read-only)	\??\T:	HelpMe.exe
File opened (read-only)	\??\V:	HelpMe.exe
File opened (read-only)	\??\X:	HelpMe.exe
File opened (read-only)	\??\K:	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened (read-only)	\??\T:	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened (read-only)	\??\G:	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened (read-only)	\??\Q:	HelpMe.exe
File opened (read-only)	\??\E:	HelpMe.exe
File opened (read-only)	\??\A:	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened (read-only)	\??\I:	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened (read-only)	\??\R:	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened (read-only)	\??\N:	HelpMe.exe
File opened (read-only)	\??\P:	HelpMe.exe
File opened (read-only)	\??\U:	HelpMe.exe

Drops autorun.inf file 1 TTPs 3 IoCs

Malware can abuse Windows Autorun to spread further via attached volumes.

Replication Through Removable Media

T1091

description	ioc	Process
File opened for modification	F:\AUTORUN.INF	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened for modification	C:\AUTORUN.INF	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File opened for modification	F:\AUTORUN.INF	HelpMe.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\HelpMe.exe	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
File created	C:\Windows\SysWOW64\HelpMe.exe	HelpMe.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HelpMe.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 2564	2016	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe	30
PID 2016 wrote to memory of 2564	2016	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe	30
PID 2016 wrote to memory of 2564	2016	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe	30
PID 2016 wrote to memory of 2564	2016	JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_990a000e6241f7caa74ec76a47cc473a.exe"
1⤵
- Modifies WinLogon for persistence
- Drops startup file
- Loads dropped DLL
- Enumerates connected drives
- Drops autorun.inf file
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Windows\SysWOW64\HelpMe.exe
  C:\Windows\system32\HelpMe.exe
  2⤵
  - Modifies WinLogon for persistence
  - Drops startup file
  - Executes dropped EXE
  - Loads dropped DLL
  - Enumerates connected drives
  - Drops autorun.inf file
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:2564

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

T1091

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Replication Through Removable Media

T1091

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\$Recycle.Bin\S-1-5-21-2703099537-420551529-3771253338-1000\desktop.ini.exe

Filesize
185KB

MD5
7802862a0dc6fdfa9ecd724d582d884f

SHA1
a424071a6a00ee9bb785330f30e18330cb7bcfbc

SHA256
d02ca2d626d8a6d99caeeb58ed8fe8db0064af74f4fc84bd56495c54881493c5

SHA512
d56a1b65ceacfcc6df74668f441ad8ac6ff4ad9630adfd7cff221f097bef15bcac53a01862c30a6cc48f8dd4a6c816be19ab29c93e8171896c61b47207c107bb

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk

Filesize
1KB

MD5
bcebdd4ebf376e0341822f733f33d7dd

SHA1
255c1c7d24c60fe9af853d4a2748b08111ad562e

SHA256
99cbc1a0aae3b07dbdf684327c8322f8ddd54a26d3ec09a2198b9f64d632e143

SHA512
56f89f6cd874c42d6bec7c85fec45a39b86cbbb33a892edd1f9df1aa8ee2556893a1387ce0b210c600937a1118952967f660b13a9c990008f9b6ef25b6462b69

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Soft.lnk

Filesize
950B

MD5
1f36fc98760ce67dac61ac8212217cae

SHA1
a19151b27fdc26136fdc2ef255045c8d915cd01e

SHA256
e9fb95262d7775b650d9f82d3c33009ee8648a02a670b8742a29a820870666c4

SHA512
1c67b37159678f6ae8e538bd841547c8c243ab74cc1059d213b69ee1eecb81ad2e2d912a2273f2c5ccc4901c8ffd68ccb40e2709d94e6f47c8941bc6cf00dc92

Download Submit
F:\AUTORUN.INF

Filesize
145B

MD5
ca13857b2fd3895a39f09d9dde3cca97

SHA1
8b78c5b2ec97c372ebdcef92d14b0998f8dd6dd0

SHA256
cfe448b4506a95b33b529efa88f1ac704d8bdf98a941c065650ead27609318ae

SHA512
55e5b5325968d1e5314527fb2d26012f5aae4a1c38e305417be273400cb1c6d0c22b85bddb501d7a5720a3f53bb5caf6ada8a7894232344c4f6c6ef85d226b47

Download Submit
F:\AutoRun.exe

Filesize
184KB

MD5
990a000e6241f7caa74ec76a47cc473a

SHA1
c3fc1b5437c8b5098862ed660170c2c3b1644a01

SHA256
2fa6afdfdcc7ed90cc0a575480adba9401fb4b25c0f42de7bb96513373b2597d

SHA512
16b062ee2f22b990922ab9d2388366c139d60156155a482480845e632e732884860d59d3b55f5ad4adf53557cd44b2fd4806c6d659495818f0f657ddcd21f5b8

Download Submit
\Windows\SysWOW64\HelpMe.exe

Filesize
182KB

MD5
234ff59fb9f909539f9f19ff6a9a96ae

SHA1
2c8c6ec92fc32ccc77b1dec91317d79f04fedec4

SHA256
b8463e2d7fbb8d876fab4e0a7e11e469483e1c7bb62565a123a34c1e4271b03d

SHA512
49899836e2b903b20dba48be05083e8a6972743917563e762a7a2e3765120317336b72723e24d837786392f23b22e573f16001ede6f7543177f88bff87c84226

Download Submit
memory/2016-281-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2016-255-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2016-362-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2016-231-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2016-358-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2016-243-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2016-352-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2016-314-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2016-225-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2016-346-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2016-269-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2016-0-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2016-340-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2016-293-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2016-329-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2016-300-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2564-256-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2564-301-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2564-318-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2564-294-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2564-330-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2564-282-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2564-341-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2564-270-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2564-347-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2564-244-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2564-353-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2564-232-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2564-359-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2564-9-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2564-365-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads