modiloader | 75836ecc3f94d6ba550f8c8c13301e3c59c52a468a79efae6edebe4f1308ae3c

Analysis

max time kernel
94s
max time network
112s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18-09-2024 10:23

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General

Target

75836ecc3f94d6ba550f8c8c13301e3c59c52a468a79efae6edebe4f1308ae3cN.exe
Size

265KB
MD5

e3a2512f819f37dcad5b10fe43429450
SHA1

93fb5debb25d0b75e4152380430bdcc0747b2474
SHA256

75836ecc3f94d6ba550f8c8c13301e3c59c52a468a79efae6edebe4f1308ae3c
SHA512

0c80b7249568297b552acc5b7eefe3adc904497dd066ee4ac01632e0ccd3d5ff9115a27a12439022d9dd8b2d94a25ef6e5f0f3f2e7b4c560a5180963f20cef73
SSDEEP

6144:YyB01uCflxSB8Fvhqao9PpJwfk2sNI/YSzq3zM88s73m:S1JfFMjJazi3z12

Score

10^/10

modiloader discovery 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 1 IoCs

resource	yara_rule
behavioral2/memory/4240-5-0x0000000000400000-0x0000000000504000-memory.dmp	modiloader_stage2

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4240 set thread context of 1596	4240	75836ecc3f94d6ba550f8c8c13301e3c59c52a468a79efae6edebe4f1308ae3cN.exe	82

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\paramstr.txt	75836ecc3f94d6ba550f8c8c13301e3c59c52a468a79efae6edebe4f1308ae3cN.exe

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	75836ecc3f94d6ba550f8c8c13301e3c59c52a468a79efae6edebe4f1308ae3cN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "4032491632"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{1BF1645B-75A8-11EF-9A03-5E50324ADEFE} = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4032491632"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31132084"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4037178827"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\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-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31132084"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31132084"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "433420010"	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1596	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1596	IEXPLORE.EXE
1596	IEXPLORE.EXE
2276	IEXPLORE.EXE
2276	IEXPLORE.EXE
2276	IEXPLORE.EXE
2276	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4240 wrote to memory of 1596	4240	75836ecc3f94d6ba550f8c8c13301e3c59c52a468a79efae6edebe4f1308ae3cN.exe	82
PID 4240 wrote to memory of 1596	4240	75836ecc3f94d6ba550f8c8c13301e3c59c52a468a79efae6edebe4f1308ae3cN.exe	82
PID 4240 wrote to memory of 1596	4240	75836ecc3f94d6ba550f8c8c13301e3c59c52a468a79efae6edebe4f1308ae3cN.exe	82
PID 1596 wrote to memory of 2276	1596	IEXPLORE.EXE	83
PID 1596 wrote to memory of 2276	1596	IEXPLORE.EXE	83
PID 1596 wrote to memory of 2276	1596	IEXPLORE.EXE	83

C:\Users\Admin\AppData\Local\Temp\75836ecc3f94d6ba550f8c8c13301e3c59c52a468a79efae6edebe4f1308ae3cN.exe
"C:\Users\Admin\AppData\Local\Temp\75836ecc3f94d6ba550f8c8c13301e3c59c52a468a79efae6edebe4f1308ae3cN.exe"
1⤵
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4240
- C:\program files\internet explorer\IEXPLORE.EXE
  "C:\program files\internet explorer\IEXPLORE.EXE"
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1596
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1596 CREDAT:17410 /prefetch:2
    3⤵
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:2276

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
471B

MD5
33bac9325241193616461afd5a0deb0c

SHA1
e78ed72996568bc9616f4d6b20403749252b4859

SHA256
cb0b78d15b774b91ab6f6ef315a14f301b85b40122a72622818753212538f5b7

SHA512
3054cbd1551e36a747fc4c7086d3cc484530ea13d44279b4f5f92d462d91d7e3322bb240edeedd517751c00949a6264b50322464e446290726fde18ac4eb2e2e

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

Filesize
404B

MD5
0fc2b8583462a0240e0c08b43f629bf1

SHA1
3d6dda1e2218ea208d1cf5aef8bbee376a82345d

SHA256
3500442f762730058c735a81cee4962ea4369ed4c8a8165dc5f74eb487d00321

SHA512
f31258671b13dbc0c781cdbb541807cf29eeb804d3d4d6237d9293b0daf7664d75610f9d8d24fb4a4a297558d4e5ae929fa4aaeb515f1ed469730532984d321f

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\FGWUB7UN\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/1596-4-0x0000000000D80000-0x0000000000E84000-memory.dmp

Filesize
1.0MB

Download
memory/4240-0-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download
memory/4240-1-0x0000000002270000-0x0000000002271000-memory.dmp

Filesize
4KB

Download
memory/4240-2-0x00000000022C0000-0x00000000022C1000-memory.dmp

Filesize
4KB

Download
memory/4240-5-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download