modiloader | d44e1f4a6c188cdc3b0bd1e29e7979c228ed84b1f199abaffb7ac99244549aa7

Analysis

max time kernel
91s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
28/09/2024, 02:33

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General

Target

fb552877d8149be7f988aa678c3d88ec_JaffaCakes118.exe
Size

144KB
MD5

fb552877d8149be7f988aa678c3d88ec
SHA1

a1bc21102f3b0988b1f34970633d955e3184a1f0
SHA256

d44e1f4a6c188cdc3b0bd1e29e7979c228ed84b1f199abaffb7ac99244549aa7
SHA512

9e7967ec67f13f99c5c5c7c6a7990940eb54c15981e4db27c771bb0d2d73fbec3bfb810558721be1f46f26726a1cc5c71ec1c27001e36e2e2bcb6be1628fa3a5
SSDEEP

3072:bSWIjftsuB4Hf7b7uZo2KuNuMNTPvLFcv00Ej9s3aMEEU:ajP4HjbCLKCvDvkEja+R

Score

10^/10

modiloader discovery trojan upx

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/4228-10-0x0000000000400000-0x000000000042B000-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-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	fb552877d8149be7f988aa678c3d88ec_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3956	ser.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3956 set thread context of 3992	3956	ser.exe	83

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000800000002343b-5.dat	upx
behavioral2/memory/3956-8-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/3992-17-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/3956-19-0x0000000010000000-0x000000001003E000-memory.dmp	upx

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Spy-Net\server.exe	ser.exe
File opened for modification	C:\Program Files (x86)\Spy-Net\	ser.exe
File created	C:\Program Files (x86)\Spy-Net\Spy-Net.dll	ser.exe
File opened for modification	C:\Program Files (x86)\Spy-Net\Spy-Net.dll	ser.exe
File created	C:\Program Files (x86)\Spy-Net\server.exe	ser.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 3 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	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fb552877d8149be7f988aa678c3d88ec_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ser.exe

Modifies Internet Explorer settings 1 TTPs 32 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "434255777"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3700085183"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31134030"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3701647427"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3700085183"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31134030"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{080E34B8-7D42-11EF-84CD-D20DFB866B4D} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31134030"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\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-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31134030"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3701647427"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3956	ser.exe
3956	ser.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3992	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3992	iexplore.exe
3992	iexplore.exe
3304	IEXPLORE.EXE
3304	IEXPLORE.EXE
3304	IEXPLORE.EXE
3304	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4228 wrote to memory of 3956	4228	fb552877d8149be7f988aa678c3d88ec_JaffaCakes118.exe	82
PID 4228 wrote to memory of 3956	4228	fb552877d8149be7f988aa678c3d88ec_JaffaCakes118.exe	82
PID 4228 wrote to memory of 3956	4228	fb552877d8149be7f988aa678c3d88ec_JaffaCakes118.exe	82
PID 3956 wrote to memory of 3992	3956	ser.exe	83
PID 3956 wrote to memory of 3992	3956	ser.exe	83
PID 3956 wrote to memory of 3992	3956	ser.exe	83
PID 3992 wrote to memory of 3304	3992	iexplore.exe	84
PID 3992 wrote to memory of 3304	3992	iexplore.exe	84
PID 3992 wrote to memory of 3304	3992	iexplore.exe	84

C:\Users\Admin\AppData\Local\Temp\fb552877d8149be7f988aa678c3d88ec_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fb552877d8149be7f988aa678c3d88ec_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4228
- C:\Users\Admin\AppData\Local\Temp\ser.exe
  "C:\Users\Admin\AppData\Local\Temp\ser.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3956
- - 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:3992
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3992 CREDAT:17410 /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:3304

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

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
26a530ee73be78630db043f4b5bd8889

SHA1
ec3c292b4e31813f36451a3e3bf25dbbd8986d04

SHA256
b2b21178dfef3ddd66650c43c8169a570fa5e6064ba1a27db37f5a6c12c0913d

SHA512
623470677efff3603c3564a3790eee35838b608c67ab5f965fbdf596e4342b1586be03a3db107a589398aec35e0c4e0c30f98b721379d0f9c6754f975db00194

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

Filesize
404B

MD5
6a69c68a3671157d842c56b11372a626

SHA1
b85ed1f0159122a7b13f5f2c6dc25f4384e63456

SHA256
e6442b511668fd3f28ea4f6a3d266b92f316f017b1cf15f4744c9005b8791fc3

SHA512
acbd31ab72f279ff350a6929bb9b6fd96a0f4333b468742139b4fa7cdefe0cefe1490b8f9bded9650f1b0747cf8c4402051ba3705139d59a09b62ffda5f8cfaf

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver36F9.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\JACP9GNT\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\ser.exe

Filesize
83KB

MD5
ecb4525da1e3f706fec045174957e010

SHA1
ccf814c1398033411c206d19771f47b93fb79919

SHA256
fee8192c6f0b86c172ba01a374ab4251ddc08b9af1cc80f04bde0aa5f954c89a

SHA512
ffc8934d70106196cb037336d383410e9bcb341a6a12217acadc646f161a7f07a0b5fd90044946662809ddfc8f0c48561ea96d7ec5701805b11da71d39555909

Download Submit
memory/3956-8-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/3956-19-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/3992-17-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4228-10-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download