Analysis
-
max time kernel
98s -
max time network
134s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
01-01-2025 11:48
Static task
static1
Behavioral task
behavioral1
Sample
JAK Inc Remittance Notice TRD8801992 -Copy,doc.scr
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JAK Inc Remittance Notice TRD8801992 -Copy,doc.scr
Resource
win10v2004-20241007-en
General
-
Target
JAK Inc Remittance Notice TRD8801992 -Copy,doc.scr
-
Size
987KB
-
MD5
23b640cc7b2cff45ceef1c718e7095e0
-
SHA1
dcb684e452d59af4b1bc7b5de4bdccd2b82a967b
-
SHA256
bfc7a921cd679ab7d693e30c552e352a7c564a75ec7e60b25960c63ae9067938
-
SHA512
1c77efd15a2b3dc3e74d8c808cbcbb15122699754169616e68ea024845447eacfef18b3358ed4d4ca397239f1ed9c9162cd568766baff5732c83f65f8293740d
-
SSDEEP
12288:STHHBp6sm4kri5y5dnjxfJz+V3pr+Tykm9W9LDFo+hjr0ls5PsY9Dv7QC:SThoLrimdnjxxwZAk65PvHL
Malware Config
Signatures
-
ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
-
Modiloader family
-
ModiLoader Second Stage 61 IoCs
resource yara_rule behavioral2/memory/4744-2-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-11-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-18-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-34-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-56-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-66-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-65-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-64-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-62-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-61-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-60-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-59-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-58-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-57-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-51-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-50-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-48-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-47-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-46-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-44-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-42-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-41-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-63-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-37-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-35-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-55-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-54-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-33-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-32-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-53-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-52-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-31-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-30-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-49-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-29-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-28-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-45-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-27-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-26-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-43-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-25-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-40-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-24-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-39-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-23-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-38-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-22-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-36-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-19-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-17-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-16-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-15-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-14-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-13-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-12-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-10-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-8-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-9-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-7-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-5-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 behavioral2/memory/4744-6-0x0000000002B70000-0x0000000003B70000-memory.dmp modiloader_stage2 -
Executes dropped EXE 1 IoCs
pid Process 3316 uzonfntK.pif -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Ktnfnozu = "C:\\Users\\Public\\Ktnfnozu.url" JAK Inc Remittance Notice TRD8801992 -Copy,doc.scr -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 16 drive.google.com 18 drive.google.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4744 set thread context of 3316 4744 JAK Inc Remittance Notice TRD8801992 -Copy,doc.scr 93 -
Program crash 1 IoCs
pid pid_target Process procid_target 5048 3316 WerFault.exe 93 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JAK Inc Remittance Notice TRD8801992 -Copy,doc.scr Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Script User-Agent 2 IoCs
Uses user-agent string associated with script host/environment.
description flow ioc HTTP User-Agent header 18 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 20 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4744 wrote to memory of 1148 4744 JAK Inc Remittance Notice TRD8801992 -Copy,doc.scr 88 PID 4744 wrote to memory of 1148 4744 JAK Inc Remittance Notice TRD8801992 -Copy,doc.scr 88 PID 4744 wrote to memory of 1148 4744 JAK Inc Remittance Notice TRD8801992 -Copy,doc.scr 88 PID 4744 wrote to memory of 3316 4744 JAK Inc Remittance Notice TRD8801992 -Copy,doc.scr 93 PID 4744 wrote to memory of 3316 4744 JAK Inc Remittance Notice TRD8801992 -Copy,doc.scr 93 PID 4744 wrote to memory of 3316 4744 JAK Inc Remittance Notice TRD8801992 -Copy,doc.scr 93 PID 4744 wrote to memory of 3316 4744 JAK Inc Remittance Notice TRD8801992 -Copy,doc.scr 93 PID 4744 wrote to memory of 3316 4744 JAK Inc Remittance Notice TRD8801992 -Copy,doc.scr 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\JAK Inc Remittance Notice TRD8801992 -Copy,doc.scr"C:\Users\Admin\AppData\Local\Temp\JAK Inc Remittance Notice TRD8801992 -Copy,doc.scr" /S1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4744 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Users\Public\Libraries\FX.cmd2⤵
- System Location Discovery: System Language Discovery
PID:1148
-
-
C:\Users\Public\Libraries\uzonfntK.pifC:\Users\Public\Libraries\uzonfntK.pif2⤵
- Executes dropped EXE
PID:3316 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3316 -s 123⤵
- Program crash
PID:5048
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3316 -ip 33161⤵PID:636
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
8KB
MD560cd0be570decd49e4798554639a05ae
SHA1bd7bed69d9ab9a20b5263d74921c453f38477bcb
SHA256ca6a6c849496453990beceef8c192d90908c0c615fa0a1d01bcd464bad6966a5
SHA512ab3dbdb4ed95a0cb4072b23dd241149f48ecff8a69f16d81648e825d9d81a55954e5dd9bc46d3d7408421df30c901b9ad1385d1e70793fa8d715c86c9e800c57
-
Filesize
171KB
MD522331abcc9472cc9dc6f37faf333aa2c
SHA12a001c30ba79a19ceaf6a09c3567c70311760aa4
SHA256bdfa725ec2a2c8ea5861d9b4c2f608e631a183fca7916c1e07a28b656cc8ec0c
SHA512c7f5baad732424b975a426867d3d8b5424aa830aa172ed0ff0ef630070bf2b4213750e123a36d8c5a741e22d3999ca1d7e77c62d4b77d6295b20a38114b7843c