modiloader | 9667031ee31c3492a484e102744829c6e83fec13c37a3a2c95a1679cb6aef59a

Analysis

max time kernel
93s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
14/02/2024, 04:08

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General

Target

9ab78b703e248f58de1a797591c6630b.exe
Size

765KB
MD5

9ab78b703e248f58de1a797591c6630b
SHA1

a59946346b8f875cc7ad6c0024db14da8928fa74
SHA256

9667031ee31c3492a484e102744829c6e83fec13c37a3a2c95a1679cb6aef59a
SHA512

c68f78d5f0709da8ff82445d26cf563d8001fae3abe42dc6008bf33aa6ec81386ead83e016321de98d1f9f4ac3ba4e6665fa58e64bc0993a557bb7ef9441dda7
SSDEEP

12288:NtPUekZkx1AEyYmueCkXyShXz2/iINCM3V5TDXTLwc9RdvK:NtnexEyYmufzyo/YcXDXTBHy

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 5 IoCs

resource	yara_rule
behavioral2/files/0x00070000000231f2-4.dat	modiloader_stage2
behavioral2/memory/2004-9-0x0000000000400000-0x00000000004C8000-memory.dmp	modiloader_stage2
behavioral2/memory/4352-11-0x00000000005B0000-0x0000000000678000-memory.dmp	modiloader_stage2
behavioral2/memory/3320-12-0x0000000000400000-0x00000000004C8000-memory.dmp	modiloader_stage2
behavioral2/memory/4956-15-0x0000000000400000-0x00000000004C8000-memory.dmp	modiloader_stage2

Executes dropped EXE 1 IoCs

pid	Process
3320	rejoiceda.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\_rejoiceda.exe	rejoiceda.exe
File opened for modification	C:\Windows\SysWOW64\_rejoiceda.exe	rejoiceda.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3320 set thread context of 2004	3320	rejoiceda.exe	85
PID 3320 set thread context of 4352	3320	rejoiceda.exe	86

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoiceda.exe	9ab78b703e248f58de1a797591c6630b.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoiceda.exe	9ab78b703e248f58de1a797591c6630b.exe
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\SgotoDel.bat	9ab78b703e248f58de1a797591c6630b.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4676	2004	WerFault.exe	85

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "414648695"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\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
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2429603485"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2429603485"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2433353426"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31088379"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31088379"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31088379"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{BC56907B-CAEE-11EE-A0B6-766E2D171A79} = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4352	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4352	IEXPLORE.EXE
4352	IEXPLORE.EXE
2192	IEXPLORE.EXE
2192	IEXPLORE.EXE
2192	IEXPLORE.EXE
2192	IEXPLORE.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
2004	calc.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 4956 wrote to memory of 3320	4956	9ab78b703e248f58de1a797591c6630b.exe	83
PID 4956 wrote to memory of 3320	4956	9ab78b703e248f58de1a797591c6630b.exe	83
PID 4956 wrote to memory of 3320	4956	9ab78b703e248f58de1a797591c6630b.exe	83
PID 3320 wrote to memory of 2004	3320	rejoiceda.exe	85
PID 3320 wrote to memory of 2004	3320	rejoiceda.exe	85
PID 3320 wrote to memory of 2004	3320	rejoiceda.exe	85
PID 3320 wrote to memory of 2004	3320	rejoiceda.exe	85
PID 3320 wrote to memory of 2004	3320	rejoiceda.exe	85
PID 3320 wrote to memory of 4352	3320	rejoiceda.exe	86
PID 3320 wrote to memory of 4352	3320	rejoiceda.exe	86
PID 3320 wrote to memory of 4352	3320	rejoiceda.exe	86
PID 4956 wrote to memory of 3080	4956	9ab78b703e248f58de1a797591c6630b.exe	87
PID 4956 wrote to memory of 3080	4956	9ab78b703e248f58de1a797591c6630b.exe	87
PID 4956 wrote to memory of 3080	4956	9ab78b703e248f58de1a797591c6630b.exe	87
PID 4352 wrote to memory of 2192	4352	IEXPLORE.EXE	91
PID 4352 wrote to memory of 2192	4352	IEXPLORE.EXE	91
PID 4352 wrote to memory of 2192	4352	IEXPLORE.EXE	91

C:\Users\Admin\AppData\Local\Temp\9ab78b703e248f58de1a797591c6630b.exe
"C:\Users\Admin\AppData\Local\Temp\9ab78b703e248f58de1a797591c6630b.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:4956
- C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoiceda.exe
  "C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoiceda.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:3320
- - C:\Windows\SysWOW64\calc.exe
    "C:\Windows\system32\calc.exe"
    3⤵
    - Suspicious use of UnmapMainImage
    PID:2004
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2004 -s 12
      4⤵
      Program crash
      PID:4676
- - 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:4352
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4352 CREDAT:17410 /prefetch:2
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:2192
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Program Files\Common Files\Microsoft Shared\MSINFO\SgotoDel.bat""
  2⤵
  PID:3080

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2004 -ip 2004
1⤵
PID:5096

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
184B

MD5
abfe983036b1ab4bbe2d9f7b4d83b980

SHA1
b821234f3bf623d05e64c967f1be42d767604217

SHA256
dc123e3cdfd21b30eba4f8961aac0ebc54f29ee5f0fc0593d6e69b82df52c08a

SHA512
b38df7eb4b85d978a95f4233a0a826aeab23048f276f07d228472d58997bf399ffd4ced77bcb87a64aac1cfa1a5964dc21d3060c8355cff3d90ac6a791ae8503

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

Filesize
765KB

MD5
9ab78b703e248f58de1a797591c6630b

SHA1
a59946346b8f875cc7ad6c0024db14da8928fa74

SHA256
9667031ee31c3492a484e102744829c6e83fec13c37a3a2c95a1679cb6aef59a

SHA512
c68f78d5f0709da8ff82445d26cf563d8001fae3abe42dc6008bf33aa6ec81386ead83e016321de98d1f9f4ac3ba4e6665fa58e64bc0993a557bb7ef9441dda7

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
34a715b7eff98727a79196c12548166d

SHA1
d5e289b29da4499777553a8a18000554d3664059

SHA256
6b41a389423de69980de3d667fca2f72e5ce6224dcea62d765862d07e76f9f01

SHA512
62de58bac2f19abcfd8503f2b0abf64872a6354c140e020975d40fda1c975ed3ccc9f05a58ab45663c3eee52dbb5d6974aca6df78f7e60e780f5320622516860

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
b5331f3e28857c8e913697214210c204

SHA1
3e98433e66e4ebde6bcc1835025fc339f1ad5cba

SHA256
bf98ed986fd2040c4c070889016d37e38d93c908bde7d325beb3c8820f1ab654

SHA512
685031d5089a474c2a047773991b40461c8eae4dc45cd84b517875a404afc6a4c6b7dd4db9d589cc31680b9201f853c43759da8319c4196a9b64bcd0fbfd42ed

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

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/2004-9-0x0000000000400000-0x00000000004C8000-memory.dmp

Filesize
800KB

Download
memory/3320-8-0x00000000009A0000-0x00000000009A1000-memory.dmp

Filesize
4KB

Download
memory/3320-12-0x0000000000400000-0x00000000004C8000-memory.dmp

Filesize
800KB

Download
memory/4352-11-0x00000000005B0000-0x0000000000678000-memory.dmp

Filesize
800KB

Download
memory/4956-0-0x0000000000AE0000-0x0000000000AE1000-memory.dmp

Filesize
4KB

Download
memory/4956-15-0x0000000000400000-0x00000000004C8000-memory.dmp

Filesize
800KB

Download