modiloader | fb6896e161ffd7a0c0afc2938ce529d0fad598c9fe89f347b137cc37a76f637e

Analysis

max time kernel
139s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
21/04/2024, 11:48

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General

Target

ff35523562a0f9ff51ff4c17050b5220_JaffaCakes118.exe
Size

281KB
MD5

ff35523562a0f9ff51ff4c17050b5220
SHA1

0f4ac5ca9cc5b11567140463805ebb5228fac17d
SHA256

fb6896e161ffd7a0c0afc2938ce529d0fad598c9fe89f347b137cc37a76f637e
SHA512

486814d30f4852694e3a3e22b902431bff5eb0b832554a5e5a27daf3edc04aa71d23925ce571b1ef4c519060db3a5fca13114175e1c33167764351995fce72cb
SSDEEP

6144:ZV0jzqVArhFdSEnFYtGtr6PKypSHEKoLMZDZn/m1zBNMGCl6ct:IjSGhFgEnFYtE0KA2EKooZDZn/m1PMnd

Score

10^/10

modiloader trojan

Malware Config

Signatures

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

ModiLoader Second Stage 4 IoCs

resource	yara_rule
behavioral2/memory/2204-2-0x0000000000400000-0x0000000000516200-memory.dmp	modiloader_stage2
behavioral2/memory/336-10-0x0000000000400000-0x0000000000516200-memory.dmp	modiloader_stage2
behavioral2/memory/336-20-0x0000000000400000-0x0000000000516200-memory.dmp	modiloader_stage2
behavioral2/memory/2204-21-0x0000000000400000-0x0000000000516200-memory.dmp	modiloader_stage2

Executes dropped EXE 1 IoCs

pid	Process
336	stemy.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\_stemy.exe	stemy.exe
File opened for modification	C:\Windows\SysWOW64\_stemy.exe	stemy.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 336 set thread context of 2616	336	stemy.exe	88
PID 336 set thread context of 1528	336	stemy.exe	89

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\stemy.exe	ff35523562a0f9ff51ff4c17050b5220_JaffaCakes118.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\MSINFO\stemy.exe	ff35523562a0f9ff51ff4c17050b5220_JaffaCakes118.exe
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\SgotoDel.bat	ff35523562a0f9ff51ff4c17050b5220_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
372	2616	WerFault.exe	88

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4013150879"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31101921"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "4013150879"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{1ACCA94F-FFD5-11EE-8A9B-6223ADA6AD33} = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4016432482"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31101921"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31101921"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "420465099"	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1528	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1528	IEXPLORE.EXE
1528	IEXPLORE.EXE
3972	IEXPLORE.EXE
3972	IEXPLORE.EXE
3972	IEXPLORE.EXE
3972	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 336	2204	ff35523562a0f9ff51ff4c17050b5220_JaffaCakes118.exe	87
PID 2204 wrote to memory of 336	2204	ff35523562a0f9ff51ff4c17050b5220_JaffaCakes118.exe	87
PID 2204 wrote to memory of 336	2204	ff35523562a0f9ff51ff4c17050b5220_JaffaCakes118.exe	87
PID 336 wrote to memory of 2616	336	stemy.exe	88
PID 336 wrote to memory of 2616	336	stemy.exe	88
PID 336 wrote to memory of 2616	336	stemy.exe	88
PID 336 wrote to memory of 2616	336	stemy.exe	88
PID 336 wrote to memory of 2616	336	stemy.exe	88
PID 336 wrote to memory of 1528	336	stemy.exe	89
PID 336 wrote to memory of 1528	336	stemy.exe	89
PID 336 wrote to memory of 1528	336	stemy.exe	89
PID 2204 wrote to memory of 552	2204	ff35523562a0f9ff51ff4c17050b5220_JaffaCakes118.exe	92
PID 2204 wrote to memory of 552	2204	ff35523562a0f9ff51ff4c17050b5220_JaffaCakes118.exe	92
PID 2204 wrote to memory of 552	2204	ff35523562a0f9ff51ff4c17050b5220_JaffaCakes118.exe	92
PID 1528 wrote to memory of 3972	1528	IEXPLORE.EXE	94
PID 1528 wrote to memory of 3972	1528	IEXPLORE.EXE	94
PID 1528 wrote to memory of 3972	1528	IEXPLORE.EXE	94

C:\Users\Admin\AppData\Local\Temp\ff35523562a0f9ff51ff4c17050b5220_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ff35523562a0f9ff51ff4c17050b5220_JaffaCakes118.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Program Files\Common Files\Microsoft Shared\MSINFO\stemy.exe
  "C:\Program Files\Common Files\Microsoft Shared\MSINFO\stemy.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:336
- - C:\Windows\SysWOW64\calc.exe
    "C:\Windows\system32\calc.exe"
    3⤵
    PID:2616
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2616 -s 24
      4⤵
      Program crash
      PID:372
- - C:\program files\internet explorer\IEXPLORE.EXE
    "C:\program files\internet explorer\IEXPLORE.EXE"
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1528
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1528 CREDAT:17410 /prefetch:2
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:3972
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Program Files\Common Files\Microsoft Shared\MSINFO\SgotoDel.bat""
  2⤵
  PID:552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 2616 -ip 2616
1⤵
PID:1808

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files\Common Files\Microsoft Shared\MSINFO\SgotoDel.bat

Filesize
212B

MD5
6df7075b2373981ac635dee7702cdb03

SHA1
928c30d640746954cfc9fd920f9756084d9d8b2c

SHA256
3110640a5fdb4ee004e3a0c3c899ad4b108179a9bc76711fb78422b11d62cc86

SHA512
a70f23ad1cbc00abb80207137bc5c2e02671ff9ce135a55dd44b1d62c42924f91ee332f550e51f52b9d72312a4baf0488aeca549878599688c35702962a75169

Download Submit
C:\Program Files\Common Files\microsoft shared\MSInfo\stemy.exe

Filesize
281KB

MD5
ff35523562a0f9ff51ff4c17050b5220

SHA1
0f4ac5ca9cc5b11567140463805ebb5228fac17d

SHA256
fb6896e161ffd7a0c0afc2938ce529d0fad598c9fe89f347b137cc37a76f637e

SHA512
486814d30f4852694e3a3e22b902431bff5eb0b832554a5e5a27daf3edc04aa71d23925ce571b1ef4c519060db3a5fca13114175e1c33167764351995fce72cb

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\NUBP7RHT\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/336-12-0x00000000007F0000-0x00000000007F1000-memory.dmp

Filesize
4KB

Download
memory/336-11-0x0000000000690000-0x0000000000691000-memory.dmp

Filesize
4KB

Download
memory/336-10-0x0000000000400000-0x0000000000516200-memory.dmp

Filesize
1.1MB

Download
memory/336-9-0x0000000000400000-0x0000000000516200-memory.dmp

Filesize
1.1MB

Download
memory/336-20-0x0000000000400000-0x0000000000516200-memory.dmp

Filesize
1.1MB

Download
memory/1528-17-0x00000000009E0000-0x0000000000AF7000-memory.dmp

Filesize
1.1MB

Download
memory/2204-5-0x0000000000830000-0x0000000000831000-memory.dmp

Filesize
4KB

Download
memory/2204-0-0x0000000000400000-0x0000000000516200-memory.dmp

Filesize
1.1MB

Download
memory/2204-21-0x0000000000400000-0x0000000000516200-memory.dmp

Filesize
1.1MB

Download
memory/2204-2-0x0000000000400000-0x0000000000516200-memory.dmp

Filesize
1.1MB

Download
memory/2204-1-0x00000000007E0000-0x00000000007E1000-memory.dmp

Filesize
4KB

Download
memory/2616-15-0x00000000004C0000-0x00000000005D7000-memory.dmp

Filesize
1.1MB

Download