modiloader | a6ad9566c639aab349ad98b8f47e891b0b7c5a7b5fea28063f04d5adff6d7943

General

Target

2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe
Size

213KB
MD5

2116d71e88ced26d4edb818ebd30d934
SHA1

961c0e6668e6465b5e438c823a9a286b5cbfa4f6
SHA256

a6ad9566c639aab349ad98b8f47e891b0b7c5a7b5fea28063f04d5adff6d7943
SHA512

0f5a1290551c3cc3fbd6862afb2812f14932ee29c61061ffc7ed085581fb7439a4dd5649dd41978b2c8c7013be053e86b733c3229fa1cd04932a5110115d5803
SSDEEP

6144:ouKfKi1Z41x8dQ4LfP9NHGNc9Sccn8hqV3o1482D/6S:oJCi1Zue3LfPYc9ScuV3VDX

Score

10^/10

modiloader persistence 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 5 IoCs

resource	yara_rule
behavioral2/memory/3832-3-0x0000000000401000-0x0000000000409000-memory.dmp	modiloader_stage2
behavioral2/memory/3832-14-0x0000000000400000-0x00000000004D7000-memory.dmp	modiloader_stage2
behavioral2/memory/2128-15-0x0000000000400000-0x000000000046F000-memory.dmp	modiloader_stage2
behavioral2/memory/2128-17-0x0000000000400000-0x000000000046F000-memory.dmp	modiloader_stage2
behavioral2/memory/2128-19-0x0000000000400000-0x000000000046F000-memory.dmp	modiloader_stage2

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\netrt\Parameters\ServiceDll = "C:\\Windows\\System32\\sysn.dll"	2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x000d000000023372-9.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
2128	svchost.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000d000000023372-9.dat	upx
behavioral2/memory/2128-13-0x0000000000400000-0x000000000046F000-memory.dmp	upx
behavioral2/memory/2128-15-0x0000000000400000-0x000000000046F000-memory.dmp	upx
behavioral2/memory/2128-17-0x0000000000400000-0x000000000046F000-memory.dmp	upx
behavioral2/memory/2128-19-0x0000000000400000-0x000000000046F000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\sysn.dll	2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\sysn.dll	2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3028	3832	WerFault.exe	82
2320	3832	WerFault.exe	82

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3832	2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe
3832	2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

description	pid	Process
Token: SeBackupPrivilege	3832	2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe
Token: SeRestorePrivilege	3832	2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe
Token: SeRestorePrivilege	3832	2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe
Token: SeRestorePrivilege	3832	2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe
Token: SeRestorePrivilege	3832	2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe
Token: SeRestorePrivilege	3832	2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe
Token: SeBackupPrivilege	3832	2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe
Token: SeRestorePrivilege	3832	2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe
Token: SeRestorePrivilege	3832	2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe
Token: SeRestorePrivilege	3832	2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe
Token: SeRestorePrivilege	3832	2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe
Token: SeRestorePrivilege	3832	2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3832 wrote to memory of 3356	3832	2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe	92
PID 3832 wrote to memory of 3356	3832	2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe	92
PID 3832 wrote to memory of 3356	3832	2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe	92

C:\Users\Admin\AppData\Local\Temp\2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe"
1⤵
- Server Software Component: Terminal Services DLL
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3832
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3832 -s 228
  2⤵
  - Program crash
  PID:3028
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3832 -s 404
  2⤵
  - Program crash
  PID:2320
- C:\Windows\SysWOW64\cmd.exe
  cmd /c del "C:\Users\Admin\AppData\Local\Temp\2116d71e88ced26d4edb818ebd30d934_JaffaCakes118.exe"
  2⤵
  PID:3356

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3832 -ip 3832
1⤵
PID:1120

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3832 -ip 3832
1⤵
PID:2804

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k network
1⤵
- Loads dropped DLL
PID:2128

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Server Software Component

1

T1505

Terminal Services DLL

1

T1505.005

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\??\c:\windows\SysWOW64\sysn.dll

Filesize
156KB

MD5
fd7ff3a505fff9cc75116db3f741ca2e

SHA1
eba74aa61621284b7a175e27047359481bad62e7

SHA256
44b0885b14c66f550633b47cb60535722b8e9d0690b02bc8a2fd0e9d0a304cda

SHA512
f98727b9ac0ee6579149ea4f05cedaa76a9314396819f392c3e72f25c39f186f847952383e725a898366c721d4d37874c289fc7cf2d4e9c1594b573130f28b73

Download Submit
memory/2128-13-0x0000000000400000-0x000000000046F000-memory.dmp

Filesize
444KB

Download
memory/2128-15-0x0000000000400000-0x000000000046F000-memory.dmp

Filesize
444KB

Download
memory/2128-17-0x0000000000400000-0x000000000046F000-memory.dmp

Filesize
444KB

Download
memory/2128-19-0x0000000000400000-0x000000000046F000-memory.dmp

Filesize
444KB

Download
memory/3832-0-0x0000000000400000-0x00000000004D7000-memory.dmp

Filesize
860KB

Download
memory/3832-1-0x00000000001C0000-0x00000000001CA000-memory.dmp

Filesize
40KB

Download
memory/3832-2-0x0000000000400000-0x00000000004D7000-memory.dmp

Filesize
860KB

Download
memory/3832-3-0x0000000000401000-0x0000000000409000-memory.dmp

Filesize
32KB

Download
memory/3832-11-0x00000000001C0000-0x00000000001CA000-memory.dmp

Filesize
40KB

Download
memory/3832-14-0x0000000000400000-0x00000000004D7000-memory.dmp

Filesize
860KB

Download

Analysis

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