modiloader | 1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7

Analysis

max time kernel
5s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-11-2024 19:44

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General

Target

1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe
Size

112KB
MD5

48a0f789779fcf0f88d40a5ca290ea90
SHA1

eb6033ee4c057dce69b484c298560d168405e1dd
SHA256

1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7
SHA512

5602f3cfbc950b4dcf95ee9b40ab9072a40458b96df526179eef3bbe5e4fa073e0b21f92d86f3bed9cb34a9d1ba9d3c3d903e3b06da6a2d4fd351d42a5b3e7e9
SSDEEP

1536:t2ovIa47CqIf2f3w41p7sDcX7juR/JSJw8EeNshUDGXJ:tVIr7zI+fAceoGxSKKo5

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

Processes:

resource	yara_rule
behavioral1/memory/2096-287-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

Processes:

WAMain.exeWAMain.exeWAMain.exe

pid	Process
2432	WAMain.exe
1908	WAMain.exe
2096	WAMain.exe

Loads dropped DLL 5 IoCs

Processes:

1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe

pid	Process
1416	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe
1416	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe
1416	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe
1416	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe
1416	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

reg.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows WA = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\WAMain.exe"	reg.exe

Suspicious use of SetThreadContext 5 IoCs

Processes:

1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exeWAMain.exe

description	pid	Process	procid_target
PID 1704 set thread context of 2788	1704	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	30
PID 1704 set thread context of 1416	1704	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	31
PID 2432 set thread context of 772	2432	WAMain.exe	36
PID 2432 set thread context of 1908	2432	WAMain.exe	37
PID 2432 set thread context of 2096	2432	WAMain.exe	38

UPX packed file 7 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1416-129-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1416-114-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1416-112-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2096-287-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/1908-286-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1416-290-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1908-291-0x0000000000400000-0x000000000040B000-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

Processes:

1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exesvchost.exeWAMain.exeWAMain.exe1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.execmd.exereg.exeWAMain.exesvchost.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WAMain.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WAMain.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.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

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

svchost.exe

pid	Process
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe
2788	svchost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

WAMain.exe

description	pid	Process
Token: SeDebugPrivilege	1908	WAMain.exe

Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exesvchost.exe1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exeWAMain.exesvchost.exeWAMain.exe

pid	Process
1704	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe
2788	svchost.exe
1416	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe
2432	WAMain.exe
772	svchost.exe
1908	WAMain.exe

Suspicious use of WriteProcessMemory 56 IoCs

Processes:

1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.execmd.exeWAMain.exe

description	pid	Process	procid_target
PID 1704 wrote to memory of 2788	1704	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	30
PID 1704 wrote to memory of 2788	1704	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	30
PID 1704 wrote to memory of 2788	1704	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	30
PID 1704 wrote to memory of 2788	1704	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	30
PID 1704 wrote to memory of 2788	1704	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	30
PID 1704 wrote to memory of 2788	1704	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	30
PID 1704 wrote to memory of 2788	1704	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	30
PID 1704 wrote to memory of 2788	1704	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	30
PID 1704 wrote to memory of 2788	1704	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	30
PID 1704 wrote to memory of 2788	1704	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	30
PID 1704 wrote to memory of 1416	1704	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	31
PID 1704 wrote to memory of 1416	1704	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	31
PID 1704 wrote to memory of 1416	1704	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	31
PID 1704 wrote to memory of 1416	1704	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	31
PID 1704 wrote to memory of 1416	1704	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	31
PID 1704 wrote to memory of 1416	1704	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	31
PID 1704 wrote to memory of 1416	1704	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	31
PID 1704 wrote to memory of 1416	1704	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	31
PID 1416 wrote to memory of 2872	1416	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	32
PID 1416 wrote to memory of 2872	1416	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	32
PID 1416 wrote to memory of 2872	1416	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	32
PID 1416 wrote to memory of 2872	1416	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	32
PID 2872 wrote to memory of 2924	2872	cmd.exe	34
PID 2872 wrote to memory of 2924	2872	cmd.exe	34
PID 2872 wrote to memory of 2924	2872	cmd.exe	34
PID 2872 wrote to memory of 2924	2872	cmd.exe	34
PID 1416 wrote to memory of 2432	1416	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	35
PID 1416 wrote to memory of 2432	1416	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	35
PID 1416 wrote to memory of 2432	1416	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	35
PID 1416 wrote to memory of 2432	1416	1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe	35
PID 2432 wrote to memory of 772	2432	WAMain.exe	36
PID 2432 wrote to memory of 772	2432	WAMain.exe	36
PID 2432 wrote to memory of 772	2432	WAMain.exe	36
PID 2432 wrote to memory of 772	2432	WAMain.exe	36
PID 2432 wrote to memory of 772	2432	WAMain.exe	36
PID 2432 wrote to memory of 772	2432	WAMain.exe	36
PID 2432 wrote to memory of 772	2432	WAMain.exe	36
PID 2432 wrote to memory of 772	2432	WAMain.exe	36
PID 2432 wrote to memory of 772	2432	WAMain.exe	36
PID 2432 wrote to memory of 772	2432	WAMain.exe	36
PID 2432 wrote to memory of 1908	2432	WAMain.exe	37
PID 2432 wrote to memory of 1908	2432	WAMain.exe	37
PID 2432 wrote to memory of 1908	2432	WAMain.exe	37
PID 2432 wrote to memory of 1908	2432	WAMain.exe	37
PID 2432 wrote to memory of 1908	2432	WAMain.exe	37
PID 2432 wrote to memory of 1908	2432	WAMain.exe	37
PID 2432 wrote to memory of 1908	2432	WAMain.exe	37
PID 2432 wrote to memory of 1908	2432	WAMain.exe	37
PID 2432 wrote to memory of 2096	2432	WAMain.exe	38
PID 2432 wrote to memory of 2096	2432	WAMain.exe	38
PID 2432 wrote to memory of 2096	2432	WAMain.exe	38
PID 2432 wrote to memory of 2096	2432	WAMain.exe	38
PID 2432 wrote to memory of 2096	2432	WAMain.exe	38
PID 2432 wrote to memory of 2096	2432	WAMain.exe	38
PID 2432 wrote to memory of 2096	2432	WAMain.exe	38
PID 2432 wrote to memory of 2096	2432	WAMain.exe	38

C:\Users\Admin\AppData\Local\Temp\1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe
"C:\Users\Admin\AppData\Local\Temp\1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1704
- 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:2788
- C:\Users\Admin\AppData\Local\Temp\1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe
  "C:\Users\Admin\AppData\Local\Temp\1ec2dcb385a88bf53af66c870cc88de945b6096bb973e5c1f8806ee02421dac7N.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1416
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\KOLLW.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2872
  - - 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:2924
- - 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:2432
  - - C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      PID:772
  - - 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:1908
  - - 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:2096

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\KOLLW.bat

Filesize
148B

MD5
3a4614705555abb049c3298e61170b7f

SHA1
c8686410756f346d9551256a5b878b04770950ba

SHA256
cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

SHA512
65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

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

Filesize
112KB

MD5
23d0c213413cd8f8993127b21c99b338

SHA1
7d348372ccc338632a612ad386fb3731c0af1031

SHA256
ca245cabf259c8a03cc16499e96a2aee4410378105241ef39345635f52ef9106

SHA512
cfc7e2d89de2fe79d3816f1fe0d93f17050c9fcd6ef3ddf8d2afce75052cc5aa7efe2d7b7123a74852ec1c28b2c7059d813d6bfebdae753d2f60b85cf34d1807

Download Submit
memory/1416-290-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1416-110-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1416-112-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1416-114-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1416-116-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1416-129-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1704-32-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/1704-14-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/1704-66-0x0000000002300000-0x0000000002302000-memory.dmp

Filesize
8KB

Download
memory/1704-77-0x0000000002310000-0x0000000002312000-memory.dmp

Filesize
8KB

Download
memory/1704-90-0x0000000002350000-0x0000000002352000-memory.dmp

Filesize
8KB

Download
memory/1704-82-0x0000000002330000-0x0000000002331000-memory.dmp

Filesize
4KB

Download
memory/1704-8-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/1704-43-0x0000000001BE0000-0x0000000001BE2000-memory.dmp

Filesize
8KB

Download
memory/1704-4-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/1704-2-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/1704-51-0x0000000001BF0000-0x0000000001BF2000-memory.dmp

Filesize
8KB

Download
memory/1704-28-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/1704-20-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/1704-38-0x0000000001BE0000-0x0000000001BE2000-memory.dmp

Filesize
8KB

Download
memory/1908-286-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1908-291-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2096-287-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2788-131-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2788-95-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2788-93-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2788-97-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2788-108-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2788-109-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2788-130-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

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memory/2788-132-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

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memory/2788-91-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

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