modiloader | 8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7f

Analysis

max time kernel
13s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 16:02

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General

Target

8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe
Size

112KB
MD5

692d6a1c4c0d52174bcdf58eb061d050
SHA1

a1421daf17a5acbe1a76535e213469a0f4514f70
SHA256

8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7f
SHA512

ff6763b5f6662540f2ee59a70115c607a0f6af6d87e4158a788cab089d3ddd3c32f2ee0f0f9234c8184c1801b2dbaca0bb536f26fb15f2c3004ed3bb4eaafa55
SSDEEP

1536:t2ovIa47CqIf2f3w41p7sDcX7juR/JSJw8EeNshUDGXJf:tVIr7zI+fAceoGxSKKo5f

Score

10^/10

modiloader discovery 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 family
modiloader

ModiLoader Second Stage 1 IoCs

resource	yara_rule
behavioral1/memory/324-286-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
992	WAMain.exe
1440	WAMain.exe
324	WAMain.exe

Loads dropped DLL 5 IoCs

pid	Process
664	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe
664	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe
664	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe
664	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe
664	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.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-1-5-21-2872745919-2748461613-2989606286-1000\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 2420 set thread context of 2676	2420	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	30
PID 2420 set thread context of 664	2420	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	31
PID 992 set thread context of 2332	992	WAMain.exe	36
PID 992 set thread context of 1440	992	WAMain.exe	37
PID 992 set thread context of 324	992	WAMain.exe	38

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/664-130-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/664-123-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/664-117-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/664-113-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/664-111-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1440-277-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/664-289-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/324-286-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/1440-294-0x0000000000400000-0x000000000040B000-memory.dmp	upx

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 9 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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WAMain.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WAMain.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WAMain.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	1440	WAMain.exe
Token: SeDebugPrivilege	1440	WAMain.exe
Token: SeDebugPrivilege	1440	WAMain.exe
Token: SeDebugPrivilege	1440	WAMain.exe
Token: SeDebugPrivilege	1440	WAMain.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2420	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe
2676	svchost.exe
664	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe
992	WAMain.exe
2332	svchost.exe
1440	WAMain.exe

Suspicious use of WriteProcessMemory 56 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 2676	2420	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	30
PID 2420 wrote to memory of 2676	2420	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	30
PID 2420 wrote to memory of 2676	2420	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	30
PID 2420 wrote to memory of 2676	2420	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	30
PID 2420 wrote to memory of 2676	2420	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	30
PID 2420 wrote to memory of 2676	2420	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	30
PID 2420 wrote to memory of 2676	2420	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	30
PID 2420 wrote to memory of 2676	2420	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	30
PID 2420 wrote to memory of 2676	2420	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	30
PID 2420 wrote to memory of 2676	2420	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	30
PID 2420 wrote to memory of 664	2420	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	31
PID 2420 wrote to memory of 664	2420	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	31
PID 2420 wrote to memory of 664	2420	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	31
PID 2420 wrote to memory of 664	2420	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	31
PID 2420 wrote to memory of 664	2420	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	31
PID 2420 wrote to memory of 664	2420	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	31
PID 2420 wrote to memory of 664	2420	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	31
PID 2420 wrote to memory of 664	2420	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	31
PID 664 wrote to memory of 2680	664	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	32
PID 664 wrote to memory of 2680	664	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	32
PID 664 wrote to memory of 2680	664	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	32
PID 664 wrote to memory of 2680	664	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	32
PID 2680 wrote to memory of 3044	2680	cmd.exe	34
PID 2680 wrote to memory of 3044	2680	cmd.exe	34
PID 2680 wrote to memory of 3044	2680	cmd.exe	34
PID 2680 wrote to memory of 3044	2680	cmd.exe	34
PID 664 wrote to memory of 992	664	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	35
PID 664 wrote to memory of 992	664	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	35
PID 664 wrote to memory of 992	664	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	35
PID 664 wrote to memory of 992	664	8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe	35
PID 992 wrote to memory of 2332	992	WAMain.exe	36
PID 992 wrote to memory of 2332	992	WAMain.exe	36
PID 992 wrote to memory of 2332	992	WAMain.exe	36
PID 992 wrote to memory of 2332	992	WAMain.exe	36
PID 992 wrote to memory of 2332	992	WAMain.exe	36
PID 992 wrote to memory of 2332	992	WAMain.exe	36
PID 992 wrote to memory of 2332	992	WAMain.exe	36
PID 992 wrote to memory of 2332	992	WAMain.exe	36
PID 992 wrote to memory of 2332	992	WAMain.exe	36
PID 992 wrote to memory of 2332	992	WAMain.exe	36
PID 992 wrote to memory of 1440	992	WAMain.exe	37
PID 992 wrote to memory of 1440	992	WAMain.exe	37
PID 992 wrote to memory of 1440	992	WAMain.exe	37
PID 992 wrote to memory of 1440	992	WAMain.exe	37
PID 992 wrote to memory of 1440	992	WAMain.exe	37
PID 992 wrote to memory of 1440	992	WAMain.exe	37
PID 992 wrote to memory of 1440	992	WAMain.exe	37
PID 992 wrote to memory of 1440	992	WAMain.exe	37
PID 992 wrote to memory of 324	992	WAMain.exe	38
PID 992 wrote to memory of 324	992	WAMain.exe	38
PID 992 wrote to memory of 324	992	WAMain.exe	38
PID 992 wrote to memory of 324	992	WAMain.exe	38
PID 992 wrote to memory of 324	992	WAMain.exe	38
PID 992 wrote to memory of 324	992	WAMain.exe	38
PID 992 wrote to memory of 324	992	WAMain.exe	38
PID 992 wrote to memory of 324	992	WAMain.exe	38

C:\Users\Admin\AppData\Local\Temp\8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe
"C:\Users\Admin\AppData\Local\Temp\8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2420
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\system32\svchost.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2676
- C:\Users\Admin\AppData\Local\Temp\8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe
  "C:\Users\Admin\AppData\Local\Temp\8b78780e116066dfeaf5d5ea495d6da501f0ca3104e57ff26bb22475560e8e7fN.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:664
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\YMNIH.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2680
  - - 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
      System Location Discovery: System Language Discovery
      PID:3044
- - C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:992
  - - C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      PID:2332
  - - C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:1440
  - - C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:324

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 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\Local\Temp\YMNIH.bat

Filesize
148B

MD5
3a4614705555abb049c3298e61170b7f

SHA1
c8686410756f346d9551256a5b878b04770950ba

SHA256
cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

SHA512
65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe

Filesize
112KB

MD5
969fb1f8badaa8fb789cfbb0d235f70f

SHA1
9a9a17af2ae4fd781ca3a673efc3d6853b3c5c30

SHA256
cfc4ecaf70987e09a8a499e2f83f4adc884a9b6bd8e4f13c89a77ed2c167fda4

SHA512
7e182f9d48d3aaf0009bd1b820252a75c6e040f25ee4ddf2cabfcb73465481bc8a48d61bc90e51300823edbd9a495a0a42740097878cd221450a6f4271ab65e0

Download Submit
memory/324-286-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/664-109-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/664-289-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/664-130-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/664-111-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/664-113-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/664-115-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/664-117-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/664-123-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1440-277-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1440-294-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2332-276-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2332-293-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2420-38-0x0000000000360000-0x0000000000362000-memory.dmp

Filesize
8KB

Download
memory/2420-50-0x0000000000360000-0x0000000000362000-memory.dmp

Filesize
8KB

Download
memory/2420-8-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2420-2-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2420-14-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2420-80-0x0000000001D60000-0x0000000001D62000-memory.dmp

Filesize
8KB

Download
memory/2420-82-0x0000000001D70000-0x0000000001D71000-memory.dmp

Filesize
4KB

Download
memory/2420-90-0x0000000001D90000-0x0000000001D92000-memory.dmp

Filesize
8KB

Download
memory/2420-74-0x00000000005E0000-0x00000000005E2000-memory.dmp

Filesize
8KB

Download
memory/2420-4-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2420-20-0x00000000002E0000-0x00000000002E1000-memory.dmp

Filesize
4KB

Download
memory/2420-28-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/2420-51-0x0000000000370000-0x0000000000372000-memory.dmp

Filesize
8KB

Download
memory/2420-32-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/2676-129-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2676-108-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2676-118-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2676-291-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2676-290-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2676-120-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2676-91-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download