modiloader | e91263037de7c3e8c3669373fda8fc04948bcfd7afd473589badab7338e42617

General

Target

fd7288d491f0c127a7137046545741e1_JaffaCakes118.exe
Size

115KB
MD5

fd7288d491f0c127a7137046545741e1
SHA1

41ed3598618ced4699f0f2acae2d0e88025d8add
SHA256

e91263037de7c3e8c3669373fda8fc04948bcfd7afd473589badab7338e42617
SHA512

c80177a17447eab38896af15ae0ef7a124ea622bd57777b912ac708c8d5748a25c0f7fa1562c07adeea2cbac134ae3c6efaa331a1e2a6c0389fb14afd7b2586c
SSDEEP

3072:/WlqPBqxcQZKiDj5SENIg99ZOE2KGUgSqsa:/WsBKcOlJ2wZOMxe

Score

10^/10

modiloader discovery evasion trojan upx

Malware Config

Signatures

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

ModiLoader Second Stage 3 IoCs

resource	yara_rule
behavioral1/memory/2360-9-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2360-8-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2360-20-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2

Executes dropped EXE 1 IoCs

pid	Process
1360	mstwain32.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	fd7288d491f0c127a7137046545741e1_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2316 set thread context of 2360	2316	fd7288d491f0c127a7137046545741e1_JaffaCakes118.exe	31

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2360-4-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2360-6-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2360-3-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2360-2-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2360-7-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2360-9-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2360-8-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2360-20-0x0000000000400000-0x0000000000450000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\mstwain32.exe	fd7288d491f0c127a7137046545741e1_JaffaCakes118.exe
File created	C:\Windows\mstwain32.exe	fd7288d491f0c127a7137046545741e1_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	fd7288d491f0c127a7137046545741e1_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fd7288d491f0c127a7137046545741e1_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2360	fd7288d491f0c127a7137046545741e1_JaffaCakes118.exe
Token: SeBackupPrivilege	2164	vssvc.exe
Token: SeRestorePrivilege	2164	vssvc.exe
Token: SeAuditPrivilege	2164	vssvc.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 2360	2316	fd7288d491f0c127a7137046545741e1_JaffaCakes118.exe	31
PID 2316 wrote to memory of 2360	2316	fd7288d491f0c127a7137046545741e1_JaffaCakes118.exe	31
PID 2316 wrote to memory of 2360	2316	fd7288d491f0c127a7137046545741e1_JaffaCakes118.exe	31
PID 2316 wrote to memory of 2360	2316	fd7288d491f0c127a7137046545741e1_JaffaCakes118.exe	31
PID 2316 wrote to memory of 2360	2316	fd7288d491f0c127a7137046545741e1_JaffaCakes118.exe	31
PID 2316 wrote to memory of 2360	2316	fd7288d491f0c127a7137046545741e1_JaffaCakes118.exe	31
PID 2316 wrote to memory of 2360	2316	fd7288d491f0c127a7137046545741e1_JaffaCakes118.exe	31
PID 2360 wrote to memory of 1360	2360	fd7288d491f0c127a7137046545741e1_JaffaCakes118.exe	35
PID 2360 wrote to memory of 1360	2360	fd7288d491f0c127a7137046545741e1_JaffaCakes118.exe	35
PID 2360 wrote to memory of 1360	2360	fd7288d491f0c127a7137046545741e1_JaffaCakes118.exe	35
PID 2360 wrote to memory of 1360	2360	fd7288d491f0c127a7137046545741e1_JaffaCakes118.exe	35

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\fd7288d491f0c127a7137046545741e1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fd7288d491f0c127a7137046545741e1_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Users\Admin\AppData\Local\Temp\fd7288d491f0c127a7137046545741e1_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\fd7288d491f0c127a7137046545741e1_JaffaCakes118.exe
  2⤵
  - Checks whether UAC is enabled
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2360
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe"
    3⤵
    - Executes dropped EXE
    PID:1360

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2164

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

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

C:\Windows\mstwain32.exe

Filesize
115KB

MD5
fd7288d491f0c127a7137046545741e1

SHA1
41ed3598618ced4699f0f2acae2d0e88025d8add

SHA256
e91263037de7c3e8c3669373fda8fc04948bcfd7afd473589badab7338e42617

SHA512
c80177a17447eab38896af15ae0ef7a124ea622bd57777b912ac708c8d5748a25c0f7fa1562c07adeea2cbac134ae3c6efaa331a1e2a6c0389fb14afd7b2586c

Download Submit
memory/2360-0-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2360-4-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2360-6-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2360-3-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2360-2-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2360-7-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2360-9-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2360-8-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2360-20-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download

Analysis

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