modiloader | cee4452ab6a5bcc249c44e59f380867416c3e783ab1778707f0538500f337725

Analysis

max time kernel
91s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20-09-2024 02:45

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General

Target

Contact Form and Delivery Details ,pdf.cmd
Size

5.2MB
MD5

dae81f363f99949156f1c31c9dd6480e
SHA1

2ffe41540931d2a0b900cbd6c2eb647ff423e0e1
SHA256

0add1ad58198be03778337643872e63eae3e9d241dd0d53d46d6520e171160de
SHA512

124d854598ef002270a94553c0c14d61046b14a3c67feb2a6277e412705bb1f1900bd7b9c3db3ecd9b3572d52a0016939d191c2c8b3f7504e5e9e362893cf1f9
SSDEEP

49152:+mcXgXK1tns5RIWsiDvcZPKnZLrKFVrrz1Xqr+LM9mfFhCA:K

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/2604-29-0x0000000002D30000-0x0000000003D30000-memory.dmp	modiloader_stage2

Executes dropped EXE 17 IoCs

pid	Process
1136	alpha.exe
1208	alpha.exe
4980	kn.exe
3232	alpha.exe
4920	kn.exe
2604	spoolsv.COM
808	alpha.exe
2164	alpha.exe
3484	alpha.pif
384	alpha.pif
548	alpha.pif
4688	xpha.pif
1012	per.exe
3324	pha.pif
4356	alpha.pif
1840	alpha.pif
4020	alpha.pif

Loads dropped DLL 1 IoCs

pid	Process
1012	per.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
22	drive.google.com
19	drive.google.com

System Location Discovery: System Language Discovery 1 TTPs 10 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	alpha.pif
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	alpha.pif
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	alpha.pif
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	colorcpl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	xpha.pif
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	alpha.pif
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	spoolsv.COM
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	alpha.pif
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	alpha.pif

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4900	esentutl.exe

Script User-Agent 2 IoCs

Uses user-agent string associated with script host/environment.

description	flow	ioc
HTTP User-Agent header	22	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	24	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
3324	pha.pif
3324	pha.pif
2604	spoolsv.COM
2604	spoolsv.COM
720	colorcpl.exe
720	colorcpl.exe
720	colorcpl.exe
720	colorcpl.exe
720	colorcpl.exe
720	colorcpl.exe
720	colorcpl.exe
720	colorcpl.exe
720	colorcpl.exe
720	colorcpl.exe
720	colorcpl.exe
720	colorcpl.exe
720	colorcpl.exe
720	colorcpl.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3324	pha.pif

Suspicious use of WriteProcessMemory 61 IoCs

description	pid	Process	procid_target
PID 4324 wrote to memory of 1708	4324	cmd.exe	85
PID 4324 wrote to memory of 1708	4324	cmd.exe	85
PID 4324 wrote to memory of 1136	4324	cmd.exe	86
PID 4324 wrote to memory of 1136	4324	cmd.exe	86
PID 1136 wrote to memory of 4480	1136	alpha.exe	87
PID 1136 wrote to memory of 4480	1136	alpha.exe	87
PID 4324 wrote to memory of 1208	4324	cmd.exe	88
PID 4324 wrote to memory of 1208	4324	cmd.exe	88
PID 1208 wrote to memory of 4980	1208	alpha.exe	89
PID 1208 wrote to memory of 4980	1208	alpha.exe	89
PID 4324 wrote to memory of 3232	4324	cmd.exe	90
PID 4324 wrote to memory of 3232	4324	cmd.exe	90
PID 3232 wrote to memory of 4920	3232	alpha.exe	91
PID 3232 wrote to memory of 4920	3232	alpha.exe	91
PID 4324 wrote to memory of 2604	4324	cmd.exe	92
PID 4324 wrote to memory of 2604	4324	cmd.exe	92
PID 4324 wrote to memory of 2604	4324	cmd.exe	92
PID 4324 wrote to memory of 808	4324	cmd.exe	93
PID 4324 wrote to memory of 808	4324	cmd.exe	93
PID 4324 wrote to memory of 2164	4324	cmd.exe	94
PID 4324 wrote to memory of 2164	4324	cmd.exe	94
PID 2604 wrote to memory of 3952	2604	spoolsv.COM	103
PID 2604 wrote to memory of 3952	2604	spoolsv.COM	103
PID 2604 wrote to memory of 3952	2604	spoolsv.COM	103
PID 3952 wrote to memory of 4596	3952	cmd.exe	105
PID 3952 wrote to memory of 4596	3952	cmd.exe	105
PID 3952 wrote to memory of 4596	3952	cmd.exe	105
PID 3952 wrote to memory of 4900	3952	cmd.exe	106
PID 3952 wrote to memory of 4900	3952	cmd.exe	106
PID 3952 wrote to memory of 4900	3952	cmd.exe	106
PID 3952 wrote to memory of 3484	3952	cmd.exe	107
PID 3952 wrote to memory of 3484	3952	cmd.exe	107
PID 3952 wrote to memory of 3484	3952	cmd.exe	107
PID 3952 wrote to memory of 384	3952	cmd.exe	108
PID 3952 wrote to memory of 384	3952	cmd.exe	108
PID 3952 wrote to memory of 384	3952	cmd.exe	108
PID 3952 wrote to memory of 548	3952	cmd.exe	109
PID 3952 wrote to memory of 548	3952	cmd.exe	109
PID 3952 wrote to memory of 548	3952	cmd.exe	109
PID 548 wrote to memory of 4688	548	alpha.pif	110
PID 548 wrote to memory of 4688	548	alpha.pif	110
PID 548 wrote to memory of 4688	548	alpha.pif	110
PID 3952 wrote to memory of 1012	3952	cmd.exe	112
PID 3952 wrote to memory of 1012	3952	cmd.exe	112
PID 1012 wrote to memory of 4448	1012	per.exe	113
PID 1012 wrote to memory of 4448	1012	per.exe	113
PID 1012 wrote to memory of 3324	1012	per.exe	115
PID 1012 wrote to memory of 3324	1012	per.exe	115
PID 3952 wrote to memory of 4356	3952	cmd.exe	117
PID 3952 wrote to memory of 4356	3952	cmd.exe	117
PID 3952 wrote to memory of 4356	3952	cmd.exe	117
PID 3952 wrote to memory of 1840	3952	cmd.exe	118
PID 3952 wrote to memory of 1840	3952	cmd.exe	118
PID 3952 wrote to memory of 1840	3952	cmd.exe	118
PID 3952 wrote to memory of 4020	3952	cmd.exe	119
PID 3952 wrote to memory of 4020	3952	cmd.exe	119
PID 3952 wrote to memory of 4020	3952	cmd.exe	119
PID 2604 wrote to memory of 720	2604	spoolsv.COM	120
PID 2604 wrote to memory of 720	2604	spoolsv.COM	120
PID 2604 wrote to memory of 720	2604	spoolsv.COM	120
PID 2604 wrote to memory of 720	2604	spoolsv.COM	120

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Contact Form and Delivery Details ,pdf.cmd"
1⤵
- Suspicious use of WriteProcessMemory
PID:4324
- C:\Windows\System32\extrac32.exe
  C:\\Windows\\System32\\extrac32 /C /Y C:\\Windows\\System32\\cmd.exe "C:\\Users\\Public\\alpha.exe"
  2⤵
  PID:1708
- C:\Users\Public\alpha.exe
  C:\\Users\\Public\\alpha /c extrac32 /C /Y C:\\Windows\\System32\\certutil.exe C:\\Users\\Public\\kn.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1136
- - C:\Windows\system32\extrac32.exe
    extrac32 /C /Y C:\\Windows\\System32\\certutil.exe C:\\Users\\Public\\kn.exe
    3⤵
    PID:4480
- C:\Users\Public\alpha.exe
  C:\\Users\\Public\\alpha /c C:\\Users\\Public\\kn -decodehex -F "C:\Users\Admin\AppData\Local\Temp\Contact Form and Delivery Details ,pdf.cmd" "C:\\Users\\Public\\spoolsv.MPEG" 3
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1208
- - C:\Users\Public\kn.exe
    C:\\Users\\Public\\kn -decodehex -F "C:\Users\Admin\AppData\Local\Temp\Contact Form and Delivery Details ,pdf.cmd" "C:\\Users\\Public\\spoolsv.MPEG" 3
    3⤵
    - Executes dropped EXE
    PID:4980
- C:\Users\Public\alpha.exe
  C:\\Users\\Public\\alpha /c C:\\Users\\Public\\kn -decodehex -F "C:\\Users\\Public\\spoolsv.MPEG" "C:\\Users\\Public\\Libraries\\spoolsv.COM" 10
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:3232
- - C:\Users\Public\kn.exe
    C:\\Users\\Public\\kn -decodehex -F "C:\\Users\\Public\\spoolsv.MPEG" "C:\\Users\\Public\\Libraries\\spoolsv.COM" 10
    3⤵
    - Executes dropped EXE
    PID:4920
- C:\Users\Public\Libraries\spoolsv.COM
  C:\Users\Public\Libraries\spoolsv.COM
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2604
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Public\Libraries\buoxbwaQ.cmd" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3952
  - - C:\Windows\SysWOW64\esentutl.exe
      C:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\cmd.exe /d C:\\Users\\Public\\alpha.pif /o
      4⤵
      PID:4596
  - - C:\Windows\SysWOW64\esentutl.exe
      C:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\ping.exe /d C:\\Users\\Public\\xpha.pif /o
      4⤵
      System Network Configuration Discovery: Internet Connection Discovery
      PID:4900
  - - C:\Users\Public\alpha.pif
      C:\\Users\\Public\\alpha.pif /c mkdir "\\?\C:\Windows "
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:3484
  - - C:\Users\Public\alpha.pif
      C:\\Users\\Public\\alpha.pif /c mkdir "\\?\C:\Windows \SysWOW64"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:384
  - - C:\Users\Public\alpha.pif
      C:\\Users\\Public\\alpha.pif /c C:\\Users\\Public\\xpha.pif 127.0.0.1 -n 10
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:548
    - - C:\Users\Public\xpha.pif
        
        C:\\Users\\Public\\xpha.pif 127.0.0.1 -n 10
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:4688
  - - C:\Windows \SysWOW64\per.exe
      "C:\\Windows \\SysWOW64\\per.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Suspicious use of WriteProcessMemory
      PID:1012
    - - C:\Windows\SYSTEM32\esentutl.exe
        
        esentutl /y C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\powershell.exe /d C:\\Users\\Public\\pha.pif /o
        5⤵
        
        PID:4448
    - - C:\Users\Public\pha.pif
        
        C:\\Users\\Public\\pha.pif -WindowStyle hidden -Command Add-MpPreference -ExclusionExtension '.exe','bat','.pif'
        5⤵
        Executes dropped EXE
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:3324
  - - C:\Users\Public\alpha.pif
      C:\\Users\\Public\\alpha.pif /c del "C:\Users\Public\xpha.pif"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:4356
  - - C:\Users\Public\alpha.pif
      C:\\Users\\Public\\alpha.pif /c rmdir "C:\Windows \SysWOW64
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:1840
  - - C:\Users\Public\alpha.pif
      C:\\Users\\Public\\alpha.pif /c rmdir "C:\Windows \"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:4020
- - C:\Windows\SysWOW64\colorcpl.exe
    C:\Windows\System32\colorcpl.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:720
- C:\Users\Public\alpha.exe
  C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\kn.exe" / A / F / Q / S
  2⤵
  - Executes dropped EXE
  PID:808
- C:\Users\Public\alpha.exe
  C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\spoolsv.MPEG" / A / F / Q / S
  2⤵
  - Executes dropped EXE
  PID:2164

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_u15frcy4.ht4.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Public\Libraries\buoxbwaQ.cmd

Filesize
60KB

MD5
b87f096cbc25570329e2bb59fee57580

SHA1
d281d1bf37b4fb46f90973afc65eece3908532b2

SHA256
d08ccc9b1e3acc205fe754bad8416964e9711815e9ceed5e6af73d8e9035ec9e

SHA512
72901adde38f50cf6d74743c0a546c0fea8b1cd4a18449048a0758a7593a176fc33aad1ebfd955775eefc2b30532bcc18e4f2964b3731b668dd87d94405951f7

Download Submit
C:\Users\Public\Libraries\spoolsv.COM

Filesize
1.0MB

MD5
0e35955f135994854022ef1c58b7c988

SHA1
bac1f7fd7b8f521b0ed7699b5708690be54bd2ba

SHA256
2c56c58c67933df1634e2bacdcc95a9bd43919c655c847d26728cf4af3a3e7f5

SHA512
fe8ce8f060f67d76401620e2832dbc3db1a570d679f04ec7f5ecf43073acf52993b5c7795fe5f7caeb3f0a33feade85161f3d2a0dda286b365d0b0eb9e0fa9b5

Download Submit
C:\Users\Public\alpha.exe

Filesize
283KB

MD5
8a2122e8162dbef04694b9c3e0b6cdee

SHA1
f1efb0fddc156e4c61c5f78a54700e4e7984d55d

SHA256
b99d61d874728edc0918ca0eb10eab93d381e7367e377406e65963366c874450

SHA512
99e784141193275d4364ba1b8762b07cc150ca3cb7e9aa1d4386ba1fa87e073d0500e61572f8d1b071f2faa2a51bb123e12d9d07054b59a1a2fd768ad9f24397

Download Submit
C:\Users\Public\alpha.pif

Filesize
231KB

MD5
d0fce3afa6aa1d58ce9fa336cc2b675b

SHA1
4048488de6ba4bfef9edf103755519f1f762668f

SHA256
4d89fc34d5f0f9babd022271c585a9477bf41e834e46b991deaa0530fdb25e22

SHA512
80e127ef81752cd50f9ea2d662dc4d3bf8db8d29680e75fa5fc406ca22cafa5c4d89ef2eac65b486413d3cdd57a2c12a1cb75f65d1e312a717d262265736d1c2

Download Submit
C:\Users\Public\kn.exe

Filesize
1.6MB

MD5
bd8d9943a9b1def98eb83e0fa48796c2

SHA1
70e89852f023ab7cde0173eda1208dbb580f1e4f

SHA256
8de7b4eb1301d6cbe4ea2c8d13b83280453eb64e3b3c80756bbd1560d65ca4d2

SHA512
95630fdddad5db60cc97ec76ee1ca02dbb00ee3de7d6957ecda8968570e067ab2a9df1cc07a3ce61161a994acbe8417c83661320b54d04609818009a82552f7b

Download Submit
C:\Users\Public\pha.pif

Filesize
442KB

MD5
04029e121a0cfa5991749937dd22a1d9

SHA1
f43d9bb316e30ae1a3494ac5b0624f6bea1bf054

SHA256
9f914d42706fe215501044acd85a32d58aaef1419d404fddfa5d3b48f66ccd9f

SHA512
6a2fb055473033fd8fdb8868823442875b5b60c115031aaeda688a35a092f6278e8687e2ae2b8dc097f8f3f35d23959757bf0c408274a2ef5f40ddfa4b5c851b

Download Submit
C:\Users\Public\spoolsv.MPEG

Filesize
3.7MB

MD5
6870966726b7ebf72d50503ebd4dc2b6

SHA1
58866a2a3f014130ebdf03ffc24829c40b0f84f7

SHA256
3d1c5b0859c0481df28379625c08331c2d72e5abaf781255fce4e054fa94b7f6

SHA512
ca5c6551554ea73ec4c8331aede7cc0242c50380c66edde6f9ac0fbc8a2f75891f3f6e1bb19cbdbe163a5d0dff1447016ead22947a2ea665df483c2929f98859

Download Submit
C:\Users\Public\xpha.pif

Filesize
18KB

MD5
b3624dd758ccecf93a1226cef252ca12

SHA1
fcf4dad8c4ad101504b1bf47cbbddbac36b558a7

SHA256
4aaa74f294c15aeb37ada8185d0dead58bd87276a01a814abc0c4b40545bf2ef

SHA512
c613d18511b00fa25fc7b1bdde10d96debb42a99b5aaab9e9826538d0e229085bb371f0197f6b1086c4f9c605f01e71287ffc5442f701a95d67c232a5f031838

Download Submit
C:\Windows \SysWOW64\netutils.dll

Filesize
115KB

MD5
24288128904256e23517b0eb198ca4d9

SHA1
421e52cbd7043dda9960575c8ecf572748033ddb

SHA256
701f49cccf4fee58e042914518e90eeff05ef28c8a5eb043a8ecc721fdcf2571

SHA512
cd11a703470b376e65649808a48cebba82f088095bfabb95f856995b7d85ff442832df5eae07b02b67bb8eec34b69dbbe0b5deaca15b79b39823527842ce4313

Download Submit
C:\Windows \SysWOW64\per.exe

Filesize
94KB

MD5
869640d0a3f838694ab4dfea9e2f544d

SHA1
bdc42b280446ba53624ff23f314aadb861566832

SHA256
0db4d3ffdb96d13cf3b427af8be66d985728c55ae254e4b67d287797e4c0b323

SHA512
6e775cfb350415434b18427d5ff79b930ed3b0b3fc3466bc195a796c95661d4696f2d662dd0e020c3a6c3419c2734468b1d7546712ecec868d2bbfd2bc2468a7

Download Submit
memory/2604-28-0x0000000002D30000-0x0000000003D30000-memory.dmp

Filesize
16.0MB

Download
memory/2604-31-0x0000000000400000-0x0000000000516000-memory.dmp

Filesize
1.1MB

Download
memory/2604-29-0x0000000002D30000-0x0000000003D30000-memory.dmp

Filesize
16.0MB

Download
memory/3324-166-0x000001CAFCF70000-0x000001CAFCF92000-memory.dmp

Filesize
136KB

Download
memory/4596-62-0x0000000001AC0000-0x0000000001AD0000-memory.dmp

Filesize
64KB

Download
memory/4596-39-0x00000000016A0000-0x00000000016B0000-memory.dmp

Filesize
64KB

Download