modiloader | 1c14d4726cec119769d96c62767190a6aef5acef7fe1b1d31920b788276a64d0

General

Target

dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe
Size

727KB
MD5

dc9fe768496aab96498dfbc92b1619e9
SHA1

e0a20a3ca48fac2444ee585099f2d07e0661e9ab
SHA256

1c14d4726cec119769d96c62767190a6aef5acef7fe1b1d31920b788276a64d0
SHA512

1e61f3040423f97773c8ac3aad12cb0bd12961d889de3c99928659b4d4bff9396668d8be84197ce81b80f4563a26e9d5b18f28330f5f89858c19976ef87e50e5
SSDEEP

12288:19So7YNQj4WioPJicryGBWECTz+myfkoNwCg8GhxHcJbmqMrUAP8X33io8qescrd:zwQ66icoEC+RNwCwObmNrU08X33m/d

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 21 IoCs

resource	yara_rule
behavioral2/memory/4952-8-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4952-9-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4952-22-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/780-34-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/780-33-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/780-36-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/780-48-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/780-51-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/780-52-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/780-55-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/780-58-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/780-61-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/780-64-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/780-67-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/780-70-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/780-73-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/780-76-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/780-79-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/780-82-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/780-85-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/780-88-0x0000000000400000-0x0000000000450000-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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation	dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
1844	mstwain32.exe
780	mstwain32.exe

Loads dropped DLL 4 IoCs

pid	Process
780	mstwain32.exe
780	mstwain32.exe
780	mstwain32.exe
780	mstwain32.exe

UPX packed file 24 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4952-4-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4952-6-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4952-8-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4952-9-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4952-22-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/780-34-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/780-33-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/780-32-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/780-36-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/780-48-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/780-51-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/780-52-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/780-55-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/780-58-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/780-61-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/780-64-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/780-67-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/780-70-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/780-73-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/780-76-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/780-79-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/780-82-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/780-85-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/780-88-0x0000000000400000-0x0000000000450000-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-1-5-21-2170637797-568393320-3232933035-1000\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	dc9fe768496aab96498dfbc92b1619e9_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

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1844	mstwain32.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1348 set thread context of 4952	1348	dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe	89
PID 1844 set thread context of 780	1844	mstwain32.exe	96

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	C:\Windows\ntdtcstp.dll	mstwain32.exe
File created	C:\Windows\cmsetac.dll	mstwain32.exe
File created	C:\Windows\mstwain32.exe	dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	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	dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dc9fe768496aab96498dfbc92b1619e9_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 use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	4952	dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe
Token: SeBackupPrivilege	2020	vssvc.exe
Token: SeRestorePrivilege	2020	vssvc.exe
Token: SeAuditPrivilege	2020	vssvc.exe
Token: SeDebugPrivilege	780	mstwain32.exe
Token: SeDebugPrivilege	780	mstwain32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1348	dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe
1348	dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe
1844	mstwain32.exe
1844	mstwain32.exe
780	mstwain32.exe
780	mstwain32.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 1348 wrote to memory of 4952	1348	dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe	89
PID 1348 wrote to memory of 4952	1348	dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe	89
PID 1348 wrote to memory of 4952	1348	dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe	89
PID 1348 wrote to memory of 4952	1348	dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe	89
PID 1348 wrote to memory of 4952	1348	dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe	89
PID 1348 wrote to memory of 4952	1348	dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe	89
PID 1348 wrote to memory of 4952	1348	dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe	89
PID 1348 wrote to memory of 4952	1348	dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe	89
PID 4952 wrote to memory of 1844	4952	dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe	95
PID 4952 wrote to memory of 1844	4952	dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe	95
PID 4952 wrote to memory of 1844	4952	dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe	95
PID 1844 wrote to memory of 780	1844	mstwain32.exe	96
PID 1844 wrote to memory of 780	1844	mstwain32.exe	96
PID 1844 wrote to memory of 780	1844	mstwain32.exe	96
PID 1844 wrote to memory of 780	1844	mstwain32.exe	96
PID 1844 wrote to memory of 780	1844	mstwain32.exe	96
PID 1844 wrote to memory of 780	1844	mstwain32.exe	96
PID 1844 wrote to memory of 780	1844	mstwain32.exe	96
PID 1844 wrote to memory of 780	1844	mstwain32.exe	96

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\dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1348
- C:\Users\Admin\AppData\Local\Temp\dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\dc9fe768496aab96498dfbc92b1619e9_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:4952
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\dc9fe768496aab96498dfbc92b1619e9_JaffaCakes118.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Suspicious use of SetThreadContext
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1844
  - - 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:780

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2020

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4064,i,12470628711992022444,7767535593390851522,262144 --variations-seed-version --mojo-platform-channel-handle=4056 /prefetch:8
1⤵
PID:4420

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
93a1a0d965d4aa5bbce04689dfbae735

SHA1
053794a30dec9407307feddfdab245369327865a

SHA256
53ab09c851d8f3eb88bf56490c4762e5053232c9ac201bbd07439ec04dbcd620

SHA512
30e909f9e970f69ac6c7278f6481a8a7227b186b73e1b8dde7404063fcd29439092550179138615102ddb2f2d14a42f33a773b3537c8322f324420a1f3a755ca

Download Submit
C:\Windows\mstwain32.exe

Filesize
727KB

MD5
dc9fe768496aab96498dfbc92b1619e9

SHA1
e0a20a3ca48fac2444ee585099f2d07e0661e9ab

SHA256
1c14d4726cec119769d96c62767190a6aef5acef7fe1b1d31920b788276a64d0

SHA512
1e61f3040423f97773c8ac3aad12cb0bd12961d889de3c99928659b4d4bff9396668d8be84197ce81b80f4563a26e9d5b18f28330f5f89858c19976ef87e50e5

Download Submit
C:\Windows\ntdtcstp.dll

Filesize
7KB

MD5
67587e25a971a141628d7f07bd40ffa0

SHA1
76fcd014539a3bb247cc0b761225f68bd6055f6b

SHA256
e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

SHA512
6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

Download Submit
\??\c:\users\admin\appdata\local\temp\ECADB8A2

Filesize
14B

MD5
580849b8b90cc90c0ca4152af6af2849

SHA1
ff8403694612ded056e398eefb45e24b806223b0

SHA256
94246097cf89726f74aaf35ecd98a98020e203d0c3faf746468ad14d18cf0a9c

SHA512
3c8995737409349f9295650027e38be3c1cb297d9b24c2926486c39604a438e1b2050621d0e4120575e2091dcd8c68ab94bf01d3956911fad5d6c0bd1a585fcd

Download Submit
memory/780-88-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/780-46-0x00000000030E0000-0x00000000030EE000-memory.dmp

Filesize
56KB

Download
memory/780-49-0x00000000005C0000-0x00000000005C8000-memory.dmp

Filesize
32KB

Download
memory/780-85-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/780-70-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/780-34-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/780-33-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/780-32-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/780-48-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/780-82-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/780-36-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/780-73-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/780-79-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/780-67-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/780-50-0x00000000030E0000-0x00000000030EE000-memory.dmp

Filesize
56KB

Download
memory/780-76-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/780-51-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/780-52-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/780-55-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/780-58-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/780-61-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/780-64-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1348-10-0x0000000000400000-0x00000000007A7000-memory.dmp

Filesize
3.7MB

Download
memory/1348-0-0x0000000000400000-0x00000000007A7000-memory.dmp

Filesize
3.7MB

Download
memory/1844-35-0x0000000000400000-0x00000000007A7000-memory.dmp

Filesize
3.7MB

Download
memory/4952-8-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4952-4-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4952-6-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4952-22-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4952-9-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads