modiloader | a634017b39706464ec4771e99d1d84b7fd8da740cec04592d5f4c8537c484e17

General

Target

ff791b8d6011a1cfd15342b661deb0d2_JaffaCakes118.exe
Size

26KB
MD5

ff791b8d6011a1cfd15342b661deb0d2
SHA1

dfa5b2d5f21ab73df052c91754ba3b47503500b0
SHA256

a634017b39706464ec4771e99d1d84b7fd8da740cec04592d5f4c8537c484e17
SHA512

4122fed34df6db9a8c0c18e2920906e86113c4c7099e8a42179f5406a4b6000a5d16568f419b3cf3b5fb4904a23939015a487b80c85f7ecc3ab5dbb541a7a801
SSDEEP

768:3Ltf0nqJ867HMDetiZRnjRTMF6W6I/Vi9ZPL:7DtDMDetiZRdTMkDDrT

Score

10^/10

modiloader discovery trojan upx

Malware Config

Signatures

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

ModiLoader Second Stage 1 IoCs

resource	yara_rule
behavioral1/memory/2588-18-0x0000000020000000-0x0000000020013000-memory.dmp	modiloader_stage2

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\win.com	ff791b8d6011a1cfd15342b661deb0d2_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\win.com	ff791b8d6011a1cfd15342b661deb0d2_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2588 set thread context of 2056	2588	ff791b8d6011a1cfd15342b661deb0d2_JaffaCakes118.exe	31

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2588-0-0x0000000020000000-0x0000000020013000-memory.dmp	upx
behavioral1/memory/2056-19-0x0000000020000000-0x0000000020013000-memory.dmp	upx
behavioral1/memory/2588-18-0x0000000020000000-0x0000000020013000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 1 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	ff791b8d6011a1cfd15342b661deb0d2_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2056	ff791b8d6011a1cfd15342b661deb0d2_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2056	ff791b8d6011a1cfd15342b661deb0d2_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2588 wrote to memory of 2056	2588	ff791b8d6011a1cfd15342b661deb0d2_JaffaCakes118.exe	31
PID 2588 wrote to memory of 2056	2588	ff791b8d6011a1cfd15342b661deb0d2_JaffaCakes118.exe	31
PID 2588 wrote to memory of 2056	2588	ff791b8d6011a1cfd15342b661deb0d2_JaffaCakes118.exe	31
PID 2588 wrote to memory of 2056	2588	ff791b8d6011a1cfd15342b661deb0d2_JaffaCakes118.exe	31
PID 2588 wrote to memory of 2056	2588	ff791b8d6011a1cfd15342b661deb0d2_JaffaCakes118.exe	31
PID 2588 wrote to memory of 2056	2588	ff791b8d6011a1cfd15342b661deb0d2_JaffaCakes118.exe	31
PID 2056 wrote to memory of 1408	2056	ff791b8d6011a1cfd15342b661deb0d2_JaffaCakes118.exe	21
PID 2056 wrote to memory of 1408	2056	ff791b8d6011a1cfd15342b661deb0d2_JaffaCakes118.exe	21

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1408
- C:\Users\Admin\AppData\Local\Temp\ff791b8d6011a1cfd15342b661deb0d2_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\ff791b8d6011a1cfd15342b661deb0d2_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2588
- - C:\Users\Admin\AppData\Local\Temp\ff791b8d6011a1cfd15342b661deb0d2_JaffaCakes118.exe
    C:\Users\Admin\AppData\Local\Temp\ff791b8d6011a1cfd15342b661deb0d2_JaffaCakes118.exe
    3⤵
    - Drops file in System32 directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2056

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2056-19-0x0000000020000000-0x0000000020013000-memory.dmp

Filesize
76KB

Download
memory/2056-16-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2056-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2056-27-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2056-22-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2056-21-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2056-13-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2588-0-0x0000000020000000-0x0000000020013000-memory.dmp

Filesize
76KB

Download
memory/2588-11-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2588-12-0x0000000000260000-0x0000000000273000-memory.dmp

Filesize
76KB

Download
memory/2588-18-0x0000000020000000-0x0000000020013000-memory.dmp

Filesize
76KB

Download
memory/2588-10-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2588-9-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2588-1-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download

Analysis

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