modiloader | e055283488d4772c82f8edd60a06cde980e27b735c1b3083908da80b91c5085c

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25-09-2024 02:51

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General

Target

e055283488d4772c82f8edd60a06cde980e27b735c1b3083908da80b91c5085c.exe
Size

1.1MB
MD5

7599df9373aef8cd1ad6c7d6f55db324
SHA1

c72884344671f374215fd14b19fcbddaa499e311
SHA256

e055283488d4772c82f8edd60a06cde980e27b735c1b3083908da80b91c5085c
SHA512

59ddc889b459172a6af12bf52dec36cfe97bf0c15d4fc59eb8bdcf642efa350299cee7676d5127c329cd7fa58f27e1f9c11314e6cbfaf046959c81a0049a8241
SSDEEP

24576:jkcL46wGlmCQ4dviwbWBFREfuFlFnP06vtSRDZZdI39v5SPfWxtPtnwpZz2MXMGq:jQnrwxf2dsjrMSehaaVt

Score

10^/10

modiloader discovery persistence 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/388-2-0x0000000002D40000-0x0000000003D40000-memory.dmp	modiloader_stage2

Executes dropped EXE 9 IoCs

pid	Process
1360	alpha.pif
3264	alpha.pif
3608	alpha.pif
3432	xpha.pif
5008	per.exe
4212	pha.pif
2380	alpha.pif
3832	alpha.pif
1904	alpha.pif

Loads dropped DLL 1 IoCs

pid	Process
5008	per.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Sidoowcu = "C:\\Users\\Public\\Sidoowcu.url"	e055283488d4772c82f8edd60a06cde980e27b735c1b3083908da80b91c5085c.exe

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

Web Service

T1102

flow	ioc
20	drive.google.com
22	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	e055283488d4772c82f8edd60a06cde980e27b735c1b3083908da80b91c5085c.exe
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	xpha.pif
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	alpha.pif
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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	alpha.pif
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SndVol.exe

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
2312	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 4 IoCs

pid	Process
4212	pha.pif
4212	pha.pif
388	e055283488d4772c82f8edd60a06cde980e27b735c1b3083908da80b91c5085c.exe
388	e055283488d4772c82f8edd60a06cde980e27b735c1b3083908da80b91c5085c.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4212	pha.pif

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3176	SndVol.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
3176	SndVol.exe
3176	SndVol.exe

Suspicious use of WriteProcessMemory 43 IoCs

description	pid	Process	procid_target
PID 388 wrote to memory of 1924	388	e055283488d4772c82f8edd60a06cde980e27b735c1b3083908da80b91c5085c.exe	89
PID 388 wrote to memory of 1924	388	e055283488d4772c82f8edd60a06cde980e27b735c1b3083908da80b91c5085c.exe	89
PID 388 wrote to memory of 1924	388	e055283488d4772c82f8edd60a06cde980e27b735c1b3083908da80b91c5085c.exe	89
PID 1924 wrote to memory of 1452	1924	cmd.exe	91
PID 1924 wrote to memory of 1452	1924	cmd.exe	91
PID 1924 wrote to memory of 1452	1924	cmd.exe	91
PID 1924 wrote to memory of 2312	1924	cmd.exe	94
PID 1924 wrote to memory of 2312	1924	cmd.exe	94
PID 1924 wrote to memory of 2312	1924	cmd.exe	94
PID 1924 wrote to memory of 1360	1924	cmd.exe	95
PID 1924 wrote to memory of 1360	1924	cmd.exe	95
PID 1924 wrote to memory of 1360	1924	cmd.exe	95
PID 1924 wrote to memory of 3264	1924	cmd.exe	96
PID 1924 wrote to memory of 3264	1924	cmd.exe	96
PID 1924 wrote to memory of 3264	1924	cmd.exe	96
PID 1924 wrote to memory of 3608	1924	cmd.exe	97
PID 1924 wrote to memory of 3608	1924	cmd.exe	97
PID 1924 wrote to memory of 3608	1924	cmd.exe	97
PID 3608 wrote to memory of 3432	3608	alpha.pif	98
PID 3608 wrote to memory of 3432	3608	alpha.pif	98
PID 3608 wrote to memory of 3432	3608	alpha.pif	98
PID 1924 wrote to memory of 5008	1924	cmd.exe	99
PID 1924 wrote to memory of 5008	1924	cmd.exe	99
PID 5008 wrote to memory of 2744	5008	per.exe	100
PID 5008 wrote to memory of 2744	5008	per.exe	100
PID 5008 wrote to memory of 4212	5008	per.exe	102
PID 5008 wrote to memory of 4212	5008	per.exe	102
PID 1924 wrote to memory of 2380	1924	cmd.exe	104
PID 1924 wrote to memory of 2380	1924	cmd.exe	104
PID 1924 wrote to memory of 2380	1924	cmd.exe	104
PID 1924 wrote to memory of 3832	1924	cmd.exe	105
PID 1924 wrote to memory of 3832	1924	cmd.exe	105
PID 1924 wrote to memory of 3832	1924	cmd.exe	105
PID 1924 wrote to memory of 1904	1924	cmd.exe	106
PID 1924 wrote to memory of 1904	1924	cmd.exe	106
PID 1924 wrote to memory of 1904	1924	cmd.exe	106
PID 388 wrote to memory of 4460	388	e055283488d4772c82f8edd60a06cde980e27b735c1b3083908da80b91c5085c.exe	109
PID 388 wrote to memory of 4460	388	e055283488d4772c82f8edd60a06cde980e27b735c1b3083908da80b91c5085c.exe	109
PID 388 wrote to memory of 4460	388	e055283488d4772c82f8edd60a06cde980e27b735c1b3083908da80b91c5085c.exe	109
PID 388 wrote to memory of 3176	388	e055283488d4772c82f8edd60a06cde980e27b735c1b3083908da80b91c5085c.exe	111
PID 388 wrote to memory of 3176	388	e055283488d4772c82f8edd60a06cde980e27b735c1b3083908da80b91c5085c.exe	111
PID 388 wrote to memory of 3176	388	e055283488d4772c82f8edd60a06cde980e27b735c1b3083908da80b91c5085c.exe	111
PID 388 wrote to memory of 3176	388	e055283488d4772c82f8edd60a06cde980e27b735c1b3083908da80b91c5085c.exe	111

C:\Users\Admin\AppData\Local\Temp\e055283488d4772c82f8edd60a06cde980e27b735c1b3083908da80b91c5085c.exe
"C:\Users\Admin\AppData\Local\Temp\e055283488d4772c82f8edd60a06cde980e27b735c1b3083908da80b91c5085c.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:388
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Public\Libraries\ucwoodiS.cmd" "
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1924
- - C:\Windows\SysWOW64\esentutl.exe
    C:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\cmd.exe /d C:\\Users\\Public\\alpha.pif /o
    3⤵
    PID:1452
- - C:\Windows\SysWOW64\esentutl.exe
    C:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\ping.exe /d C:\\Users\\Public\\xpha.pif /o
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    PID:2312
- - C:\Users\Public\alpha.pif
    C:\\Users\\Public\\alpha.pif /c mkdir "\\?\C:\Windows "
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1360
- - C:\Users\Public\alpha.pif
    C:\\Users\\Public\\alpha.pif /c mkdir "\\?\C:\Windows \SysWOW64"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3264
- - C:\Users\Public\alpha.pif
    C:\\Users\\Public\\alpha.pif /c C:\\Users\\Public\\xpha.pif 127.0.0.1 -n 10
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3608
  - - C:\Users\Public\xpha.pif
      C:\\Users\\Public\\xpha.pif 127.0.0.1 -n 10
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:3432
- - C:\Windows \SysWOW64\per.exe
    "C:\\Windows \\SysWOW64\\per.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:5008
  - - C:\Windows\SYSTEM32\esentutl.exe
      esentutl /y C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\powershell.exe /d C:\\Users\\Public\\pha.pif /o
      4⤵
      PID:2744
  - - C:\Users\Public\pha.pif
      C:\\Users\\Public\\pha.pif -WindowStyle hidden -Command Add-MpPreference -ExclusionExtension '.exe','bat','.pif'
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4212
- - C:\Users\Public\alpha.pif
    C:\\Users\\Public\\alpha.pif /c del "C:\Users\Public\xpha.pif"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2380
- - C:\Users\Public\alpha.pif
    C:\\Users\\Public\\alpha.pif /c rmdir "C:\Windows \SysWOW64
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3832
- - C:\Users\Public\alpha.pif
    C:\\Users\\Public\\alpha.pif /c rmdir "C:\Windows \"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1904
- C:\Windows\SysWOW64\esentutl.exe
  C:\\Windows\\System32\\esentutl.exe /y C:\Users\Admin\AppData\Local\Temp\e055283488d4772c82f8edd60a06cde980e27b735c1b3083908da80b91c5085c.exe /d C:\\Users\\Public\\Libraries\\Sidoowcu.PIF /o
  2⤵
  PID:4460
- C:\Windows\SysWOW64\SndVol.exe
  C:\Windows\System32\SndVol.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:3176

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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:\ProgramData\remcos\logs.dat

Filesize
222B

MD5
4f00cde3c44b4df5d49b24ee26ac3201

SHA1
a4bfc25562a282616c95f3399fa0c3598a05f290

SHA256
5155ccc0f3d791d18ea5a79c9ba9a8d437ab53cedb0574b33c60370ab33b7ce2

SHA512
381388688623cdb891b35698a2b084da9c58af7a67919277764057e8819e9089621c12d8bd651d0a11af92728ed2394e66e71ca5d2bcae5c978fd43c2555c1c1

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fnhmllwu.33c.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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

Filesize
60KB

MD5
b87f096cbc25570329e2bb59fee57580

SHA1
d281d1bf37b4fb46f90973afc65eece3908532b2

SHA256
d08ccc9b1e3acc205fe754bad8416964e9711815e9ceed5e6af73d8e9035ec9e

SHA512
72901adde38f50cf6d74743c0a546c0fea8b1cd4a18449048a0758a7593a176fc33aad1ebfd955775eefc2b30532bcc18e4f2964b3731b668dd87d94405951f7

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

Filesize
231KB

MD5
d0fce3afa6aa1d58ce9fa336cc2b675b

SHA1
4048488de6ba4bfef9edf103755519f1f762668f

SHA256
4d89fc34d5f0f9babd022271c585a9477bf41e834e46b991deaa0530fdb25e22

SHA512
80e127ef81752cd50f9ea2d662dc4d3bf8db8d29680e75fa5fc406ca22cafa5c4d89ef2eac65b486413d3cdd57a2c12a1cb75f65d1e312a717d262265736d1c2

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

Filesize
442KB

MD5
04029e121a0cfa5991749937dd22a1d9

SHA1
f43d9bb316e30ae1a3494ac5b0624f6bea1bf054

SHA256
9f914d42706fe215501044acd85a32d58aaef1419d404fddfa5d3b48f66ccd9f

SHA512
6a2fb055473033fd8fdb8868823442875b5b60c115031aaeda688a35a092f6278e8687e2ae2b8dc097f8f3f35d23959757bf0c408274a2ef5f40ddfa4b5c851b

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/388-4-0x0000000000400000-0x000000000051F000-memory.dmp

Filesize
1.1MB

Download
memory/388-5-0x00000000021E0000-0x00000000021E1000-memory.dmp

Filesize
4KB

Download
memory/388-0-0x00000000021E0000-0x00000000021E1000-memory.dmp

Filesize
4KB

Download
memory/388-2-0x0000000002D40000-0x0000000003D40000-memory.dmp

Filesize
16.0MB

Download
memory/388-1-0x0000000002D40000-0x0000000003D40000-memory.dmp

Filesize
16.0MB

Download
memory/1452-12-0x00000000014A0000-0x00000000014B0000-memory.dmp

Filesize
64KB

Download
memory/1452-35-0x00000000018D0000-0x00000000018E0000-memory.dmp

Filesize
64KB

Download
memory/4212-134-0x0000022070DE0000-0x0000022070E02000-memory.dmp

Filesize
136KB

Download