modiloader | 86d7cbe373b4a0ba83e5a26a6041cafcfb9732e19a10a28d5a6b568151fbc6bb

Analysis

max time kernel
141s
max time network
133s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
21-09-2024 12:29

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General

Target

efcc3915d916b0ae9051427c3e36d0a4_JaffaCakes118.exe
Size

774KB
MD5

efcc3915d916b0ae9051427c3e36d0a4
SHA1

40dace48d167ca6ade0c7d9be9cbde5e537c1f9a
SHA256

86d7cbe373b4a0ba83e5a26a6041cafcfb9732e19a10a28d5a6b568151fbc6bb
SHA512

2b45ef156c900427c34d8ea65249a3d56e68875276e0d0f39a50e9ab2c1b6b2cd077a452d9736b9b521daa6a5d529ff7ba85d7b57fdfc23f34098a2e91dfe707
SSDEEP

12288:oUFwI1P5T38un5VxOmimuuVKpxp8PBEXit6PyKw:7BNr5V8mi+6xDu6Pdw

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 6 IoCs

resource	yara_rule
behavioral1/memory/2300-12-0x0000000000400000-0x00000000004CC016-memory.dmp	modiloader_stage2
behavioral1/memory/1724-13-0x0000000000400000-0x00000000004CC016-memory.dmp	modiloader_stage2
behavioral1/memory/1724-16-0x0000000000400000-0x00000000004CC016-memory.dmp	modiloader_stage2
behavioral1/memory/1724-20-0x0000000000400000-0x00000000004CC016-memory.dmp	modiloader_stage2
behavioral1/memory/1724-22-0x0000000000400000-0x00000000004CC016-memory.dmp	modiloader_stage2
behavioral1/memory/1724-26-0x0000000000400000-0x00000000004CC016-memory.dmp	modiloader_stage2

Executes dropped EXE 1 IoCs

pid	Process
1724	rejoice101.exe

Loads dropped DLL 2 IoCs

pid	Process
2300	efcc3915d916b0ae9051427c3e36d0a4_JaffaCakes118.exe
2300	efcc3915d916b0ae9051427c3e36d0a4_JaffaCakes118.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice101.exe	efcc3915d916b0ae9051427c3e36d0a4_JaffaCakes118.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice101.exe	efcc3915d916b0ae9051427c3e36d0a4_JaffaCakes118.exe

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	efcc3915d916b0ae9051427c3e36d0a4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rejoice101.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2300 wrote to memory of 1724	2300	efcc3915d916b0ae9051427c3e36d0a4_JaffaCakes118.exe	30
PID 2300 wrote to memory of 1724	2300	efcc3915d916b0ae9051427c3e36d0a4_JaffaCakes118.exe	30
PID 2300 wrote to memory of 1724	2300	efcc3915d916b0ae9051427c3e36d0a4_JaffaCakes118.exe	30
PID 2300 wrote to memory of 1724	2300	efcc3915d916b0ae9051427c3e36d0a4_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\efcc3915d916b0ae9051427c3e36d0a4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\efcc3915d916b0ae9051427c3e36d0a4_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2300
- C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice101.exe
  "C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice101.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1724

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Program Files\Common Files\Microsoft Shared\MSInfo\rejoice101.exe

Filesize
774KB

MD5
efcc3915d916b0ae9051427c3e36d0a4

SHA1
40dace48d167ca6ade0c7d9be9cbde5e537c1f9a

SHA256
86d7cbe373b4a0ba83e5a26a6041cafcfb9732e19a10a28d5a6b568151fbc6bb

SHA512
2b45ef156c900427c34d8ea65249a3d56e68875276e0d0f39a50e9ab2c1b6b2cd077a452d9736b9b521daa6a5d529ff7ba85d7b57fdfc23f34098a2e91dfe707

Download Submit
memory/1724-10-0x00000000002C0000-0x00000000002C1000-memory.dmp

Filesize
4KB

Download
memory/1724-14-0x00000000002C0000-0x00000000002C1000-memory.dmp

Filesize
4KB

Download
memory/1724-13-0x0000000000400000-0x00000000004CC016-memory.dmp

Filesize
816KB

Download
memory/1724-16-0x0000000000400000-0x00000000004CC016-memory.dmp

Filesize
816KB

Download
memory/1724-20-0x0000000000400000-0x00000000004CC016-memory.dmp

Filesize
816KB

Download
memory/1724-22-0x0000000000400000-0x00000000004CC016-memory.dmp

Filesize
816KB

Download
memory/1724-26-0x0000000000400000-0x00000000004CC016-memory.dmp

Filesize
816KB

Download
memory/2300-2-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2300-12-0x0000000000400000-0x00000000004CC016-memory.dmp

Filesize
816KB

Download