modiloader | ad6f4877428647bc79ab0f84c9636e5d758d8200af7d635b1346d93ab82d7c41

General

Target

e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe
Size

126KB
MD5

e14ff5720919d978167f77802233e5e2
SHA1

bd5c3b127d0984d342bad7220297fbc7a7e4eab6
SHA256

ad6f4877428647bc79ab0f84c9636e5d758d8200af7d635b1346d93ab82d7c41
SHA512

db7da02a7e77e0e9a828f4ee1619f2ccd729d8ad8dfc72e55ea9abd1ab49702244f194495682ed93e259ff153ab0f76b3ec25e31bf22ae9598e4470c572db1fe
SSDEEP

3072:r59NJVpMXqfEn20TTEE5TuP9XknZ9/GtedHB/l:rDHWFn7AENmmNdHD

Score

10^/10

modiloader discovery evasion persistence trojan upx

Malware Config

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan 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 7 IoCs

resource	yara_rule
behavioral2/memory/1408-5-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/1408-6-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/1408-17-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4036-25-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4036-24-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4036-26-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4036-40-0x0000000000400000-0x0000000000450000-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-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
4060	mstwain32.exe
4036	mstwain32.exe

Loads dropped DLL 4 IoCs

pid	Process
4036	mstwain32.exe
4036	mstwain32.exe
4036	mstwain32.exe
4036	mstwain32.exe

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1408-1-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/1408-4-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/1408-5-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/1408-6-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/1408-17-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4036-18-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4036-23-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4036-25-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4036-24-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4036-26-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4036-40-0x0000000000400000-0x0000000000450000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Windows\\mstwain32.exe"	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	mstwain32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 556 set thread context of 1408	556	e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe	83
PID 4060 set thread context of 4036	4060	mstwain32.exe	91

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\mstwain32.exe	e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe
File created	C:\Windows\ntdtcstp.dll	mstwain32.exe
File created	C:\Windows\cmsetac.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 4 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	e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
556	e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe
556	e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe
4060	mstwain32.exe
4060	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1408	e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe
Token: SeBackupPrivilege	3464	vssvc.exe
Token: SeRestorePrivilege	3464	vssvc.exe
Token: SeAuditPrivilege	3464	vssvc.exe
Token: SeDebugPrivilege	4036	mstwain32.exe
Token: SeDebugPrivilege	4036	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4036	mstwain32.exe
4036	mstwain32.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 556 wrote to memory of 1408	556	e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe	83
PID 556 wrote to memory of 1408	556	e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe	83
PID 556 wrote to memory of 1408	556	e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe	83
PID 556 wrote to memory of 1408	556	e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe	83
PID 556 wrote to memory of 1408	556	e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe	83
PID 1408 wrote to memory of 4060	1408	e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe	90
PID 1408 wrote to memory of 4060	1408	e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe	90
PID 1408 wrote to memory of 4060	1408	e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe	90
PID 4060 wrote to memory of 4036	4060	mstwain32.exe	91
PID 4060 wrote to memory of 4036	4060	mstwain32.exe	91
PID 4060 wrote to memory of 4036	4060	mstwain32.exe	91
PID 4060 wrote to memory of 4036	4060	mstwain32.exe	91
PID 4060 wrote to memory of 4036	4060	mstwain32.exe	91

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

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

C:\Users\Admin\AppData\Local\Temp\e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:556
- C:\Users\Admin\AppData\Local\Temp\e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe
  2⤵
  - Checks computer location settings
  - 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:1408
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\e14ff5720919d978167f77802233e5e2_JaffaCakes118.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:4060
  - - C:\Windows\mstwain32.exe
      C:\Windows\mstwain32.exe
      4⤵
      UAC bypass
      Executes dropped EXE
      Loads dropped DLL
      Adds Run key to start application
      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:4036

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3464

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

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

Query Registry

1

T1012

System Information Discovery

3

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\cmsetac.dll

Filesize
33KB

MD5
7bbd06a990ebcce25eae2fdbea291535

SHA1
841229282dc3b8fec8bc802955a44f273bce9be0

SHA256
d76b219bac89eb67e1f081ac7c35a813559589ab0743fb0f99491da514f74a6d

SHA512
f7dabb64091d3955d896d0f08f1a8bd687848c3ca33dc93b9da501cea570b31c31b1fff7b02196a2d0556595df912bd887d2bb40fa9f28bf405a62c5152ccb39

Download Submit
C:\Windows\mstwain32.exe

Filesize
126KB

MD5
e14ff5720919d978167f77802233e5e2

SHA1
bd5c3b127d0984d342bad7220297fbc7a7e4eab6

SHA256
ad6f4877428647bc79ab0f84c9636e5d758d8200af7d635b1346d93ab82d7c41

SHA512
db7da02a7e77e0e9a828f4ee1619f2ccd729d8ad8dfc72e55ea9abd1ab49702244f194495682ed93e259ff153ab0f76b3ec25e31bf22ae9598e4470c572db1fe

Download Submit
C:\Windows\ntdtcstp.dll

Filesize
7KB

MD5
67587e25a971a141628d7f07bd40ffa0

SHA1
76fcd014539a3bb247cc0b761225f68bd6055f6b

SHA256
e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

SHA512
6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

Download Submit
memory/556-0-0x0000000010000000-0x0000000010027000-memory.dmp

Filesize
156KB

Download
memory/556-3-0x0000000010000000-0x0000000010027000-memory.dmp

Filesize
156KB

Download
memory/1408-6-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1408-4-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1408-15-0x0000000000A20000-0x0000000000A21000-memory.dmp

Filesize
4KB

Download
memory/1408-17-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1408-5-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1408-1-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4036-37-0x00000000030E0000-0x00000000030EE000-memory.dmp

Filesize
56KB

Download
memory/4036-25-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4036-24-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4036-26-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4036-23-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4036-33-0x00000000006E0000-0x00000000006E1000-memory.dmp

Filesize
4KB

Download
memory/4036-18-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4036-39-0x0000000002F90000-0x0000000002F91000-memory.dmp

Filesize
4KB

Download
memory/4036-40-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4036-41-0x0000000000740000-0x0000000000748000-memory.dmp

Filesize
32KB

Download
memory/4036-42-0x00000000030E0000-0x00000000030EE000-memory.dmp

Filesize
56KB

Download
memory/4060-21-0x0000000010000000-0x0000000010027000-memory.dmp

Filesize
156KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads