modiloader | 08a23e9765ebf823bc7d12490a23112636a1fb59dbf0b2f5b2cef475b91f469a

General

Target

f74a2c7c34237b8d2ea0d7f386985a15_JaffaCakes118.exe
Size

238KB
MD5

f74a2c7c34237b8d2ea0d7f386985a15
SHA1

0a00e7015430117ce289c9f8e3c86d48c6bbd5e0
SHA256

08a23e9765ebf823bc7d12490a23112636a1fb59dbf0b2f5b2cef475b91f469a
SHA512

50faebd0c1a8db07714ca59e21a527fa9d8c1f568a41157a65b5c576acba69c6fb9a0d542b16f89d2823f36fa97e3b14b14055fdacd7ece2527924f4ea9ff55a
SSDEEP

6144:J61GLobXB1BT74sjxQJHcvZCIGw2WHo6u:Jfo9T740+HcbGqHo6u

Score

10^/10

modiloader discovery execution trojan

Malware Config

Signatures

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

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4728	4796	mshta.exe	83

ModiLoader Second Stage 9 IoCs

resource	yara_rule
behavioral2/memory/3296-4-0x0000000000400000-0x0000000000436000-memory.dmp	modiloader_stage2
behavioral2/memory/3296-2-0x0000000000400000-0x0000000000436000-memory.dmp	modiloader_stage2
behavioral2/memory/3296-5-0x0000000000400000-0x0000000000436000-memory.dmp	modiloader_stage2
behavioral2/memory/3296-7-0x00000000008D0000-0x0000000000992000-memory.dmp	modiloader_stage2
behavioral2/memory/3296-8-0x00000000008D0000-0x0000000000992000-memory.dmp	modiloader_stage2
behavioral2/memory/3296-9-0x00000000008D0000-0x0000000000992000-memory.dmp	modiloader_stage2
behavioral2/memory/3296-10-0x00000000008D0000-0x0000000000992000-memory.dmp	modiloader_stage2
behavioral2/memory/3296-6-0x00000000008D0000-0x0000000000992000-memory.dmp	modiloader_stage2
behavioral2/memory/3296-11-0x00000000008D0000-0x0000000000992000-memory.dmp	modiloader_stage2

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	mshta.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
4236	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2664 set thread context of 3296	2664	f74a2c7c34237b8d2ea0d7f386985a15_JaffaCakes118.exe	82

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 3 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	f74a2c7c34237b8d2ea0d7f386985a15_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f74a2c7c34237b8d2ea0d7f386985a15_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4236	powershell.exe
4236	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4236	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2664	f74a2c7c34237b8d2ea0d7f386985a15_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2664 wrote to memory of 3296	2664	f74a2c7c34237b8d2ea0d7f386985a15_JaffaCakes118.exe	82
PID 2664 wrote to memory of 3296	2664	f74a2c7c34237b8d2ea0d7f386985a15_JaffaCakes118.exe	82
PID 2664 wrote to memory of 3296	2664	f74a2c7c34237b8d2ea0d7f386985a15_JaffaCakes118.exe	82
PID 2664 wrote to memory of 3296	2664	f74a2c7c34237b8d2ea0d7f386985a15_JaffaCakes118.exe	82
PID 2664 wrote to memory of 3296	2664	f74a2c7c34237b8d2ea0d7f386985a15_JaffaCakes118.exe	82
PID 2664 wrote to memory of 3296	2664	f74a2c7c34237b8d2ea0d7f386985a15_JaffaCakes118.exe	82
PID 2664 wrote to memory of 3296	2664	f74a2c7c34237b8d2ea0d7f386985a15_JaffaCakes118.exe	82
PID 2664 wrote to memory of 3296	2664	f74a2c7c34237b8d2ea0d7f386985a15_JaffaCakes118.exe	82
PID 2664 wrote to memory of 3296	2664	f74a2c7c34237b8d2ea0d7f386985a15_JaffaCakes118.exe	82
PID 2664 wrote to memory of 3296	2664	f74a2c7c34237b8d2ea0d7f386985a15_JaffaCakes118.exe	82
PID 4728 wrote to memory of 4236	4728	mshta.exe	85
PID 4728 wrote to memory of 4236	4728	mshta.exe	85
PID 4728 wrote to memory of 4236	4728	mshta.exe	85

C:\Users\Admin\AppData\Local\Temp\f74a2c7c34237b8d2ea0d7f386985a15_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f74a2c7c34237b8d2ea0d7f386985a15_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2664
- C:\Users\Admin\AppData\Local\Temp\f74a2c7c34237b8d2ea0d7f386985a15_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\f74a2c7c34237b8d2ea0d7f386985a15_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3296

C:\Windows\system32\mshta.exe
"C:\Windows\system32\mshta.exe" javascript:PityC37EJ="LNAyWdbZfi";J8S3=new%20ActiveXObject("WScript.Shell");xT6YyKP="xkrULJJP";r4WFr=J8S3.RegRead("HKLM\\software\\Wow6432Node\\UUXIL9inu\\uqLP0gv");CMqP36tsT="IS";eval(r4WFr);VHv56hruX="bQE";
1⤵
- Process spawned unexpected child process
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4728
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" iex $env:bnmfgkfe
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4236

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

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:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_m0lqpro4.rmk.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3296-4-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/3296-2-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/3296-5-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/3296-7-0x00000000008D0000-0x0000000000992000-memory.dmp

Filesize
776KB

Download
memory/3296-8-0x00000000008D0000-0x0000000000992000-memory.dmp

Filesize
776KB

Download
memory/3296-9-0x00000000008D0000-0x0000000000992000-memory.dmp

Filesize
776KB

Download
memory/3296-10-0x00000000008D0000-0x0000000000992000-memory.dmp

Filesize
776KB

Download
memory/3296-6-0x00000000008D0000-0x0000000000992000-memory.dmp

Filesize
776KB

Download
memory/3296-11-0x00000000008D0000-0x0000000000992000-memory.dmp

Filesize
776KB

Download
memory/4236-14-0x00000000059D0000-0x0000000005FF8000-memory.dmp

Filesize
6.2MB

Download
memory/4236-15-0x00000000058A0000-0x00000000058C2000-memory.dmp

Filesize
136KB

Download
memory/4236-16-0x0000000006070000-0x00000000060D6000-memory.dmp

Filesize
408KB

Download
memory/4236-17-0x00000000060E0000-0x0000000006146000-memory.dmp

Filesize
408KB

Download
memory/4236-13-0x0000000005280000-0x00000000052B6000-memory.dmp

Filesize
216KB

Download
memory/4236-27-0x0000000006270000-0x00000000065C4000-memory.dmp

Filesize
3.3MB

Download
memory/4236-28-0x0000000006650000-0x000000000666E000-memory.dmp

Filesize
120KB

Download
memory/4236-29-0x0000000006690000-0x00000000066DC000-memory.dmp

Filesize
304KB

Download
memory/4236-30-0x0000000007E90000-0x000000000850A000-memory.dmp

Filesize
6.5MB

Download
memory/4236-31-0x0000000006B40000-0x0000000006B5A000-memory.dmp

Filesize
104KB

Download

Analysis

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