modiloader | d1d7b0e5a318fa830b20ba086db896bdd95b390329ab1781b8663c499b397e9e

Analysis

max time kernel
114s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
07/05/2024, 15:48

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General

Target
cfe49535d5614bead6b98f51a064bb90_NEAS.exe
Size 112KB
Sample240507-s8395ade6y
SHA256 d1d7b0e5a318fa830b20ba086db896bdd95b390329ab1781b8663c499b397e9e
MD5 cfe49535d5614bead6b98f51a064bb90
SHA1 d8741fee49ed44ef8ea0a84bcde1ffbb6efe689a
SHA512 05fdfe07b6f492a9564ec6c3c48c9eb14e68d86b0bd3148791c0600070ed18a8f71e864f220c2e51adbe21096ff437729b6192c40a185e7adbc2cdcb090b34a4
SSDEEP 1536:t2ovIa47CqIf2f3w41p7sDcX7juR/JSJw8EeNshUDGXJ:tVIr7zI+fAceoGxSKKo5
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

modiloader persistence 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 4 IoCs

resource	yara_rule
behavioral2/memory/2976-64-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2976-63-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2976-62-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2976-68-0x0000000000400000-0x0000000000414000-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-1-5-21-3726321484-1950364574-433157660-1000\Control Panel\International\Geo\Nation	cfe49535d5614bead6b98f51a064bb90_NEAS.exe

Executes dropped EXE 3 IoCs

pid	Process
1384	WAMain.exe
3348	WAMain.exe
2976	WAMain.exe

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1788-20-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1788-18-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1788-13-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2976-56-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2976-64-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2976-63-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2976-61-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2976-62-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1788-65-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2976-68-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3348-67-0x0000000000400000-0x000000000040B000-memory.dmp	upx

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-1-5-21-3726321484-1950364574-433157660-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows WA = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\WAMain.exe"	reg.exe

Suspicious use of SetThreadContext 5 IoCs

description	pid	Process	procid_target
PID 224 set thread context of 5092	224	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	88
PID 224 set thread context of 1788	224	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	89
PID 1384 set thread context of 1020	1384	WAMain.exe	95
PID 1384 set thread context of 3348	1384	WAMain.exe	96
PID 1384 set thread context of 2976	1384	WAMain.exe	98

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1820	1020	WerFault.exe	95

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe
Token: SeDebugPrivilege	3348	WAMain.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
224	cfe49535d5614bead6b98f51a064bb90_NEAS.exe
5092	svchost.exe
1788	cfe49535d5614bead6b98f51a064bb90_NEAS.exe
1384	WAMain.exe
3348	WAMain.exe

Suspicious use of WriteProcessMemory 46 IoCs

description	pid	Process	procid_target
PID 224 wrote to memory of 5092	224	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	88
PID 224 wrote to memory of 5092	224	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	88
PID 224 wrote to memory of 5092	224	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	88
PID 224 wrote to memory of 5092	224	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	88
PID 224 wrote to memory of 5092	224	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	88
PID 224 wrote to memory of 5092	224	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	88
PID 224 wrote to memory of 5092	224	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	88
PID 224 wrote to memory of 5092	224	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	88
PID 224 wrote to memory of 5092	224	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	88
PID 224 wrote to memory of 1788	224	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	89
PID 224 wrote to memory of 1788	224	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	89
PID 224 wrote to memory of 1788	224	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	89
PID 224 wrote to memory of 1788	224	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	89
PID 224 wrote to memory of 1788	224	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	89
PID 224 wrote to memory of 1788	224	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	89
PID 224 wrote to memory of 1788	224	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	89
PID 224 wrote to memory of 1788	224	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	89
PID 1788 wrote to memory of 2636	1788	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	90
PID 1788 wrote to memory of 2636	1788	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	90
PID 1788 wrote to memory of 2636	1788	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	90
PID 2636 wrote to memory of 4924	2636	cmd.exe	93
PID 2636 wrote to memory of 4924	2636	cmd.exe	93
PID 2636 wrote to memory of 4924	2636	cmd.exe	93
PID 1788 wrote to memory of 1384	1788	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	94
PID 1788 wrote to memory of 1384	1788	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	94
PID 1788 wrote to memory of 1384	1788	cfe49535d5614bead6b98f51a064bb90_NEAS.exe	94
PID 1384 wrote to memory of 1020	1384	WAMain.exe	95
PID 1384 wrote to memory of 1020	1384	WAMain.exe	95
PID 1384 wrote to memory of 1020	1384	WAMain.exe	95
PID 1384 wrote to memory of 1020	1384	WAMain.exe	95
PID 1384 wrote to memory of 3348	1384	WAMain.exe	96
PID 1384 wrote to memory of 3348	1384	WAMain.exe	96
PID 1384 wrote to memory of 3348	1384	WAMain.exe	96
PID 1384 wrote to memory of 3348	1384	WAMain.exe	96
PID 1384 wrote to memory of 3348	1384	WAMain.exe	96
PID 1384 wrote to memory of 3348	1384	WAMain.exe	96
PID 1384 wrote to memory of 3348	1384	WAMain.exe	96
PID 1384 wrote to memory of 3348	1384	WAMain.exe	96
PID 1384 wrote to memory of 2976	1384	WAMain.exe	98
PID 1384 wrote to memory of 2976	1384	WAMain.exe	98
PID 1384 wrote to memory of 2976	1384	WAMain.exe	98
PID 1384 wrote to memory of 2976	1384	WAMain.exe	98
PID 1384 wrote to memory of 2976	1384	WAMain.exe	98
PID 1384 wrote to memory of 2976	1384	WAMain.exe	98
PID 1384 wrote to memory of 2976	1384	WAMain.exe	98
PID 1384 wrote to memory of 2976	1384	WAMain.exe	98

C:\Users\Admin\AppData\Local\Temp\cfe49535d5614bead6b98f51a064bb90_NEAS.exe
"C:\Users\Admin\AppData\Local\Temp\cfe49535d5614bead6b98f51a064bb90_NEAS.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:224
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\system32\svchost.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:5092
- C:\Users\Admin\AppData\Local\Temp\cfe49535d5614bead6b98f51a064bb90_NEAS.exe
  "C:\Users\Admin\AppData\Local\Temp\cfe49535d5614bead6b98f51a064bb90_NEAS.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1788
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\BDXTO.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2636
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Windows WA" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe" /f
      4⤵
      Adds Run key to start application
      PID:4924
- - C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1384
  - - C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      4⤵
      PID:1020
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1020 -s 84
        5⤵
        Program crash
        
        PID:1820
  - - C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:3348
  - - C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
      4⤵
      Executes dropped EXE
      PID:2976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1020 -ip 1020
1⤵
PID:2000

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

BDXTO.txt

Path C:\Users\Admin\AppData\Local\Temp\BDXTO.txt
Size 148B
SHA256 cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b
MD5 3a4614705555abb049c3298e61170b7f
SHA1 c8686410756f346d9551256a5b878b04770950ba
SHA512 65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007
MD5 SHA1 SHA512

Submit Download

WAMain.exe

Path C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
Size 112KB
SHA256 17ec7c908f50fb3f567572cdce27fce7ef12a893b3284d8e46cdf42ce5ed3d92
MD5 cae42607cee55c34b27b8069520ef9e5
SHA1 ea0f869ba8490d836d0756f6355253e15923d18a
SHA512 5da6f58a9d81c693636134029cba977c468a96db19a92278852e69651a78154c3163ee049104ce5c4204c4819e47e0d104deffdb388f936b86ae2d07a41b0f77
SSDEEP 1536:t2ovIa47CqIf2f3w41p7sDcX7juR/JSJw8EeNshUDGXJ:tVIr7zI+fAceoGxSKKo5
MD5 SHA1 SHA512 SSDEEP

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memory/224-11-0x0000000002BE0000-0x0000000002BE2000-memory.dmp

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memory/224-2-0x0000000002180000-0x0000000002182000-memory.dmp

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memory/224-4-0x0000000002A00000-0x0000000002A02000-memory.dmp

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memory/224-5-0x0000000002B30000-0x0000000002B32000-memory.dmp

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memory/224-3-0x00000000029E0000-0x00000000029E2000-memory.dmp

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memory/224-9-0x0000000002B40000-0x0000000002B42000-memory.dmp

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memory/224-10-0x0000000002B70000-0x0000000002B72000-memory.dmp

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memory/1384-57-0x0000000000400000-0x000000000041F000-memory.dmp

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memory/1384-48-0x0000000000400000-0x000000000041F000-memory.dmp

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memory/1384-49-0x0000000000400000-0x000000000041F000-memory.dmp

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memory/1384-46-0x0000000000400000-0x000000000041F000-memory.dmp

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memory/1384-47-0x0000000000400000-0x000000000041F000-memory.dmp

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memory/1788-13-0x0000000000400000-0x000000000040B000-memory.dmp

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memory/1788-18-0x0000000000400000-0x000000000040B000-memory.dmp

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memory/1788-20-0x0000000000400000-0x000000000040B000-memory.dmp

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memory/1788-65-0x0000000000400000-0x000000000040B000-memory.dmp

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memory/2976-62-0x0000000000400000-0x0000000000414000-memory.dmp

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memory/2976-56-0x0000000000400000-0x0000000000414000-memory.dmp

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memory/2976-64-0x0000000000400000-0x0000000000414000-memory.dmp

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memory/2976-63-0x0000000000400000-0x0000000000414000-memory.dmp

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memory/2976-61-0x0000000000400000-0x0000000000414000-memory.dmp

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memory/2976-68-0x0000000000400000-0x0000000000414000-memory.dmp

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memory/3348-67-0x0000000000400000-0x000000000040B000-memory.dmp

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memory/5092-8-0x0000000000400000-0x000000000040C000-memory.dmp

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memory/5092-6-0x0000000000400000-0x000000000040C000-memory.dmp

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memory/5092-12-0x0000000000400000-0x000000000040C000-memory.dmp

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memory/5092-14-0x0000000000400000-0x000000000040C000-memory.dmp

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memory/5092-69-0x0000000000400000-0x000000000040C000-memory.dmp

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