modiloader | 9f92890c641dd9ae077692a49f47f96174f62b079790b83554dbc3974977cb65

General

Target

JaffaCakes118_609f07ac8cdf111e6f24e1728174abec.exe
Size

411KB
MD5

609f07ac8cdf111e6f24e1728174abec
SHA1

2ebfbcfa88f30440bd0eeaa3a4e8ee4f68e6e626
SHA256

9f92890c641dd9ae077692a49f47f96174f62b079790b83554dbc3974977cb65
SHA512

55955f2f02ab073364f8e45b405e484470c84fc561e22310274605d30c3ec447fabdb17f200c8c9360e0eae1e461a97d43fb6b84a38b14f80e98f17db5f436ae
SSDEEP

6144:K8O2/InoEK82ozZTLBRTp02iL6kJQKcdm5fyu1fhCKgteB1YCt7:Kq/IxF2ozZTD91iL6SKu1fhCKg+

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
Modiloader family
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	4532	3608	mshta.exe	82

ModiLoader Second Stage 8 IoCs

resource	yara_rule
behavioral2/memory/1112-7-0x0000000000400000-0x000000000046A000-memory.dmp	modiloader_stage2
behavioral2/memory/1112-9-0x00000000024C0000-0x0000000002580000-memory.dmp	modiloader_stage2
behavioral2/memory/1112-13-0x00000000024C0000-0x0000000002580000-memory.dmp	modiloader_stage2
behavioral2/memory/1112-12-0x00000000024C0000-0x0000000002580000-memory.dmp	modiloader_stage2
behavioral2/memory/1112-11-0x00000000024C0000-0x0000000002580000-memory.dmp	modiloader_stage2
behavioral2/memory/1112-10-0x00000000024C0000-0x0000000002580000-memory.dmp	modiloader_stage2
behavioral2/memory/1112-14-0x00000000024C0000-0x0000000002580000-memory.dmp	modiloader_stage2
behavioral2/memory/1112-35-0x0000000000400000-0x000000000046A000-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-1-5-21-4050598569-1597076380-177084960-1000\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
4592	powershell.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	JaffaCakes118_609f07ac8cdf111e6f24e1728174abec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4592	powershell.exe
4592	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4592	powershell.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1112	JaffaCakes118_609f07ac8cdf111e6f24e1728174abec.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4532 wrote to memory of 4592	4532	mshta.exe	84
PID 4532 wrote to memory of 4592	4532	mshta.exe	84
PID 4532 wrote to memory of 4592	4532	mshta.exe	84

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_609f07ac8cdf111e6f24e1728174abec.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_609f07ac8cdf111e6f24e1728174abec.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
PID:1112

C:\Windows\system32\mshta.exe
"C:\Windows\system32\mshta.exe" javascript:ec5uKMfj="Jt";i88P=new%20ActiveXObject("WScript.Shell");fkgPQ5Tp="fv";Pk5eY=i88P.RegRead("HKLM\\software\\Wow6432Node\\DhzMEofEt\\btBs9U");Yn2GSBQ="AhsZl";eval(Pk5eY);G68XTFrj="c6w8OShlAg";
1⤵
- Process spawned unexpected child process
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4532
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" iex $env:yykbg
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4592

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_f1rzfm1f.4co.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1112-10-0x00000000024C0000-0x0000000002580000-memory.dmp

Filesize
768KB

Download
memory/1112-2-0x0000000002590000-0x00000000025F8000-memory.dmp

Filesize
416KB

Download
memory/1112-14-0x00000000024C0000-0x0000000002580000-memory.dmp

Filesize
768KB

Download
memory/1112-4-0x0000000002250000-0x0000000002251000-memory.dmp

Filesize
4KB

Download
memory/1112-35-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/1112-6-0x0000000002250000-0x0000000002251000-memory.dmp

Filesize
4KB

Download
memory/1112-7-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/1112-1-0x0000000002250000-0x0000000002251000-memory.dmp

Filesize
4KB

Download
memory/1112-13-0x00000000024C0000-0x0000000002580000-memory.dmp

Filesize
768KB

Download
memory/1112-12-0x00000000024C0000-0x0000000002580000-memory.dmp

Filesize
768KB

Download
memory/1112-11-0x00000000024C0000-0x0000000002580000-memory.dmp

Filesize
768KB

Download
memory/1112-0-0x0000000002590000-0x00000000025F8000-memory.dmp

Filesize
416KB

Download
memory/1112-3-0x0000000002250000-0x0000000002251000-memory.dmp

Filesize
4KB

Download
memory/1112-5-0x0000000002250000-0x0000000002251000-memory.dmp

Filesize
4KB

Download
memory/1112-9-0x00000000024C0000-0x0000000002580000-memory.dmp

Filesize
768KB

Download
memory/4592-17-0x0000000005080000-0x00000000056A8000-memory.dmp

Filesize
6.2MB

Download
memory/4592-19-0x0000000004E90000-0x0000000004EF6000-memory.dmp

Filesize
408KB

Download
memory/4592-20-0x0000000004F00000-0x0000000004F66000-memory.dmp

Filesize
408KB

Download
memory/4592-18-0x0000000004CF0000-0x0000000004D12000-memory.dmp

Filesize
136KB

Download
memory/4592-30-0x00000000056B0000-0x0000000005A04000-memory.dmp

Filesize
3.3MB

Download
memory/4592-31-0x0000000005AA0000-0x0000000005ABE000-memory.dmp

Filesize
120KB

Download
memory/4592-32-0x0000000005AD0000-0x0000000005B1C000-memory.dmp

Filesize
304KB

Download
memory/4592-33-0x00000000071B0000-0x000000000782A000-memory.dmp

Filesize
6.5MB

Download
memory/4592-34-0x0000000006B60000-0x0000000006B7A000-memory.dmp

Filesize
104KB

Download
memory/4592-16-0x00000000023A0000-0x00000000023D6000-memory.dmp

Filesize
216KB

Download

Analysis

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