modiloader | ab3b884636f0245a47dd659b4833d900226b6ae8cb2483266e63bb2453d61d84

Analysis

max time kernel
94s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
26-09-2024 09:52

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General

Target

f81a91dafdf1ba8212b508ad0e38baf6_JaffaCakes118.exe
Size

319KB
MD5

f81a91dafdf1ba8212b508ad0e38baf6
SHA1

41bda1037df9142416de8a43cfc1e9af02a8d1fb
SHA256

ab3b884636f0245a47dd659b4833d900226b6ae8cb2483266e63bb2453d61d84
SHA512

d5b4af20855af8fc1a656f744a3d3dceb51b22703239bc9bfdc2e0689cfc541fd07488565857e19d6bba48672fe8fc8e56968f7828678ba8088e53ed0ac03b36
SSDEEP

3072:u+8SuviVZPz8/2/MMtWsX58Xdr9HoZAiHtu89t74l+cmZyCBys7Q6qOkaH7k3G7i:aQguZWZogWnve

Score

10^/10

modiloader discovery trojan

Malware Config

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader

ModiLoader Second Stage 1 IoCs

resource	yara_rule
behavioral2/memory/4444-10-0x0000000000400000-0x0000000000457000-memory.dmp	modiloader_stage2

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	f81a91dafdf1ba8212b508ad0e38baf6_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
1328	1123132.exe
3384	1123132.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1328 set thread context of 3384	1328	1123132.exe	83

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2396	3384	WerFault.exe	83

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	f81a91dafdf1ba8212b508ad0e38baf6_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1123132.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1328	1123132.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3384	1123132.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4444 wrote to memory of 1328	4444	f81a91dafdf1ba8212b508ad0e38baf6_JaffaCakes118.exe	82
PID 4444 wrote to memory of 1328	4444	f81a91dafdf1ba8212b508ad0e38baf6_JaffaCakes118.exe	82
PID 4444 wrote to memory of 1328	4444	f81a91dafdf1ba8212b508ad0e38baf6_JaffaCakes118.exe	82
PID 1328 wrote to memory of 3384	1328	1123132.exe	83
PID 1328 wrote to memory of 3384	1328	1123132.exe	83
PID 1328 wrote to memory of 3384	1328	1123132.exe	83
PID 1328 wrote to memory of 3384	1328	1123132.exe	83

C:\Users\Admin\AppData\Local\Temp\f81a91dafdf1ba8212b508ad0e38baf6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f81a91dafdf1ba8212b508ad0e38baf6_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4444
- C:\Users\Admin\AppData\Local\Temp\1123132.exe
  "C:\Users\Admin\AppData\Local\Temp\1123132.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1328
- - C:\Users\Admin\AppData\Local\Temp\1123132.exe
    C:\Users\Admin\AppData\Local\Temp\1123132.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of UnmapMainImage
    PID:3384
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3384 -s 12
      4⤵
      Program crash
      PID:2396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3384 -ip 3384
1⤵
PID:1364

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\1123132.exe

Filesize
178KB

MD5
cefd27ace3ef5a3bdcd0e6ec427ba77f

SHA1
d5b48deb9f94e22550156c1c62b3cb5af884d3dd

SHA256
a3b9e0ab740fcf59469883ca42f47f9b80195f8ebb1feafdfa531a1443f43003

SHA512
b2305052e333d63633f4d0fcfb277f9f7586b5e6dbbed324a9226c1c1b9f06b8ef2f480431059e069d4ea40ed80433c5570bee82e9fc249339f702ece6cb96d9

Download Submit
memory/1328-12-0x00007FF816DD0000-0x00007FF816FC5000-memory.dmp

Filesize
2.0MB

Download
memory/1328-13-0x00007FF816DD0000-0x00007FF816FC5000-memory.dmp

Filesize
2.0MB

Download
memory/4444-10-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download