modiloader | cfae145e7bbd5cbf88f50509da6385be79eade1b549e8756f93aca45388392cb

General

Target

cff413891c2828c179d1bae119b4fc35_JaffaCakes118.exe
Size

314KB
MD5

cff413891c2828c179d1bae119b4fc35
SHA1

8a160aeff3011b9aa34d7b9bd2f6adb79443c433
SHA256

cfae145e7bbd5cbf88f50509da6385be79eade1b549e8756f93aca45388392cb
SHA512

101e5aac5f4e14742b8fcb4946c22252e55e842a8df46046a453601a287852f2d8a70407be2cec7c4812856785125de2f0cc1cf9c6d0a206b6b1f433fe475f35
SSDEEP

6144:JG377xS2Vp2CeiorXhwTBN538xpcCJJvHf+doS:8r7xS2Vp6FwTixbJJvHWdoS

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 family
modiloader

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe

ModiLoader Second Stage 6 IoCs

resource	yara_rule
behavioral1/memory/2792-0-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/files/0x0032000000017474-7.dat	modiloader_stage2
behavioral1/memory/2792-12-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2792-9-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2880-20-0x00000000752D0000-0x00000000753C0000-memory.dmp	modiloader_stage2
behavioral1/memory/2880-21-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2

Executes dropped EXE 1 IoCs

pid	Process
2880	mstwain32.exe

Checks whether UAC is enabled 1 TTPs 3 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	cff413891c2828c179d1bae119b4fc35_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	mstwain32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2792-0-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/files/0x0032000000017474-7.dat	upx
behavioral1/memory/2792-12-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2792-9-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2880-20-0x00000000752D0000-0x00000000753C0000-memory.dmp	upx
behavioral1/memory/2880-21-0x0000000000400000-0x0000000000450000-memory.dmp	upx

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\cmsetac.dll	mstwain32.exe
File created	C:\Windows\mstwain32.exe	cff413891c2828c179d1bae119b4fc35_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	cff413891c2828c179d1bae119b4fc35_JaffaCakes118.exe
File created	C:\Windows\ntdtcstp.dll	mstwain32.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	cff413891c2828c179d1bae119b4fc35_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2792	cff413891c2828c179d1bae119b4fc35_JaffaCakes118.exe
Token: SeDebugPrivilege	2880	mstwain32.exe
Token: SeDebugPrivilege	2880	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2880	mstwain32.exe
2880	mstwain32.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2792 wrote to memory of 2880	2792	cff413891c2828c179d1bae119b4fc35_JaffaCakes118.exe	30
PID 2792 wrote to memory of 2880	2792	cff413891c2828c179d1bae119b4fc35_JaffaCakes118.exe	30
PID 2792 wrote to memory of 2880	2792	cff413891c2828c179d1bae119b4fc35_JaffaCakes118.exe	30
PID 2792 wrote to memory of 2880	2792	cff413891c2828c179d1bae119b4fc35_JaffaCakes118.exe	30

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe

C:\Users\Admin\AppData\Local\Temp\cff413891c2828c179d1bae119b4fc35_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cff413891c2828c179d1bae119b4fc35_JaffaCakes118.exe"
1⤵
- 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:2792
- C:\Windows\mstwain32.exe
  "C:\Windows\mstwain32.exe"
  2⤵
  - UAC bypass
  - 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 SetWindowsHookEx
  - System policy modification
  PID:2880

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

1

T1562

Disable or Modify Tools

Modify Registry

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

C:\Windows\mstwain32.exe

Filesize
314KB

MD5
cff413891c2828c179d1bae119b4fc35

SHA1
8a160aeff3011b9aa34d7b9bd2f6adb79443c433

SHA256
cfae145e7bbd5cbf88f50509da6385be79eade1b549e8756f93aca45388392cb

SHA512
101e5aac5f4e14742b8fcb4946c22252e55e842a8df46046a453601a287852f2d8a70407be2cec7c4812856785125de2f0cc1cf9c6d0a206b6b1f433fe475f35

Download Submit
memory/2792-9-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2792-4-0x0000000001D80000-0x0000000001D90000-memory.dmp

Filesize
64KB

Download
memory/2792-1-0x0000000000330000-0x0000000000331000-memory.dmp

Filesize
4KB

Download
memory/2792-12-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2792-10-0x0000000002570000-0x00000000025C0000-memory.dmp

Filesize
320KB

Download
memory/2792-0-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2880-17-0x0000000002470000-0x000000000247E000-memory.dmp

Filesize
56KB

Download
memory/2880-16-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/2880-20-0x00000000752D0000-0x00000000753C0000-memory.dmp

Filesize
960KB

Download
memory/2880-19-0x00000000752E0000-0x00000000752E1000-memory.dmp

Filesize
4KB

Download
memory/2880-21-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2880-22-0x00000000752D0000-0x00000000753C0000-memory.dmp

Filesize
960KB

Download
memory/2880-23-0x00000000003F0000-0x00000000003F8000-memory.dmp

Filesize
32KB

Download
memory/2880-24-0x0000000002470000-0x000000000247E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads