modiloader | d8e8c6c9b6f7241fa53a6ee9c7ceb0c5b8914608c49b5de154755a8af252229b

General

Target

f0277a027c4e4d174b2cf996e526f77a_JaffaCakes118.exe
Size

1.1MB
MD5

f0277a027c4e4d174b2cf996e526f77a
SHA1

fc9203736c162d4f940af4f7f82b28a9020f2e5d
SHA256

d8e8c6c9b6f7241fa53a6ee9c7ceb0c5b8914608c49b5de154755a8af252229b
SHA512

1e88bad8ad513d8a3cc3cd9e800e6de63458d260fcbfcbb0bfedcc251bb2b3762b731b63e098ba93c6ad22dea13a3f8543faff3d65628a111d96e5a396cc8385
SSDEEP

24576:N67T4oQm/5Rvy4w7U+wYItAxOqC8+d4vJzT7RJ1deXkWhe:NSQ7ULeOv8ymFXTgkQe

Score

10^/10

modiloader discovery evasion trojan

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 3 IoCs

resource	yara_rule
behavioral1/memory/2268-20-0x0000000000401000-0x000000000041C000-memory.dmp	modiloader_stage2
behavioral1/memory/2268-28-0x0000000000400000-0x0000000000547000-memory.dmp	modiloader_stage2
behavioral1/memory/2268-30-0x0000000000400000-0x0000000000547000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
1916	server.exe
2268	TRK.exe

Loads dropped DLL 4 IoCs

pid	Process
2288	f0277a027c4e4d174b2cf996e526f77a_JaffaCakes118.exe
2288	f0277a027c4e4d174b2cf996e526f77a_JaffaCakes118.exe
2288	f0277a027c4e4d174b2cf996e526f77a_JaffaCakes118.exe
2288	f0277a027c4e4d174b2cf996e526f77a_JaffaCakes118.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	TRK.exe

Drops file in System32 directory 2 IoCs

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

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\mstwain32.exe	TRK.exe

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

System Information Discovery
T1082

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	f0277a027c4e4d174b2cf996e526f77a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TRK.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1916	server.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2268	TRK.exe
Token: SeDebugPrivilege	1916	server.exe
Token: SeBackupPrivilege	2604	vssvc.exe
Token: SeRestorePrivilege	2604	vssvc.exe
Token: SeAuditPrivilege	2604	vssvc.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2268	TRK.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2288	f0277a027c4e4d174b2cf996e526f77a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2288 wrote to memory of 1916	2288	f0277a027c4e4d174b2cf996e526f77a_JaffaCakes118.exe	28
PID 2288 wrote to memory of 1916	2288	f0277a027c4e4d174b2cf996e526f77a_JaffaCakes118.exe	28
PID 2288 wrote to memory of 1916	2288	f0277a027c4e4d174b2cf996e526f77a_JaffaCakes118.exe	28
PID 2288 wrote to memory of 1916	2288	f0277a027c4e4d174b2cf996e526f77a_JaffaCakes118.exe	28
PID 2288 wrote to memory of 2268	2288	f0277a027c4e4d174b2cf996e526f77a_JaffaCakes118.exe	29
PID 2288 wrote to memory of 2268	2288	f0277a027c4e4d174b2cf996e526f77a_JaffaCakes118.exe	29
PID 2288 wrote to memory of 2268	2288	f0277a027c4e4d174b2cf996e526f77a_JaffaCakes118.exe	29
PID 2288 wrote to memory of 2268	2288	f0277a027c4e4d174b2cf996e526f77a_JaffaCakes118.exe	29
PID 1916 wrote to memory of 1216	1916	server.exe	21
PID 1916 wrote to memory of 1216	1916	server.exe	21

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1216
- C:\Users\Admin\AppData\Local\Temp\f0277a027c4e4d174b2cf996e526f77a_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\f0277a027c4e4d174b2cf996e526f77a_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2288
- - C:\Users\Admin\AppData\Local\Temp\server.exe
    "C:\Users\Admin\AppData\Local\Temp\server.exe"
    3⤵
    - Executes dropped EXE
    - Drops file in System32 directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1916
- - C:\Users\Admin\AppData\Local\Temp\TRK.exe
    "C:\Users\Admin\AppData\Local\Temp\TRK.exe"
    3⤵
    - Executes dropped EXE
    - Checks whether UAC is enabled
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of FindShellTrayWindow
    PID:2268

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2604

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\TRK.exe

Filesize
561KB

MD5
1a33f0dda2d99acba2eb2b817387ed21

SHA1
6e02ffa003f4362b652856eab4335fa34e131c32

SHA256
3da541200b2b3ee136f61e83a41307db33441301feeb351e30f1f0d292a643ec

SHA512
2893d5fce8f64c51f540789a357c73292e9cab2315f7c402ab3d031173898615dbf3bd16f521676515718b8e8086da7eb0c484a6fd8af7f399bbdf78fad2b6fe

Download Submit
\Users\Admin\AppData\Local\Temp\server.exe

Filesize
555KB

MD5
be67118dce14cc30d470f4409488ecf3

SHA1
633aa1e4ead28cfe355113b0605405d94818b407

SHA256
9238440a35c721cb69a16a027f4f641fa14ca5b1ca81b26709cfbd29bc43efcb

SHA512
23059600951a6de13c5203231036f62fbaace7282443a248d8357f9c35ff1190c7d5b65414a7cb5d54b179d07a1726cd47daa8ab3c2f38ad2a098961ee9040cb

Download Submit
memory/1216-24-0x0000000002E40000-0x0000000002E41000-memory.dmp

Filesize
4KB

Download
memory/1916-26-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/1916-27-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2268-20-0x0000000000401000-0x000000000041C000-memory.dmp

Filesize
108KB

Download
memory/2268-28-0x0000000000400000-0x0000000000547000-memory.dmp

Filesize
1.3MB

Download
memory/2268-30-0x0000000000400000-0x0000000000547000-memory.dmp

Filesize
1.3MB

Download

Analysis

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