modiloader | a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3

Analysis

max time kernel
11s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-09-2024 20:31

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General

Target

a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe
Size

112KB
MD5

e41bf15a2ce6d40afda34d68f38ffb40
SHA1

29b7748f77ee26d5b53322e5bfb61f247a694309
SHA256

a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3
SHA512

8cf8e397bd45df9d279a754d984b9e531b713355fba3260af3fa7c1a0c1d6f9cafcd26139f764561579210701f0a41518955914bde19b11e0f9c8c1d8e785c5d
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 Second Stage 1 IoCs

resource	yara_rule
behavioral1/memory/1636-286-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
1656	WAMain.exe
2196	WAMain.exe
1636	WAMain.exe

Loads dropped DLL 5 IoCs

pid	Process
3016	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe
3016	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe
3016	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe
3016	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe
3016	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.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-1-5-21-3290804112-2823094203-3137964600-1000\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 2672 set thread context of 1640	2672	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	31
PID 2672 set thread context of 3016	2672	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	32
PID 1656 set thread context of 2044	1656	WAMain.exe	37
PID 1656 set thread context of 2196	1656	WAMain.exe	38
PID 1656 set thread context of 1636	1656	WAMain.exe	39

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3016-130-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/3016-124-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/3016-118-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/3016-114-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/3016-112-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1636-286-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2196-285-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/3016-289-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2196-292-0x0000000000400000-0x000000000040B000-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	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.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	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.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

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe
1640	svchost.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2196	WAMain.exe
Token: SeDebugPrivilege	2196	WAMain.exe
Token: SeDebugPrivilege	2196	WAMain.exe
Token: SeDebugPrivilege	2196	WAMain.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2672	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe
1640	svchost.exe
3016	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe
1656	WAMain.exe
2044	svchost.exe
2196	WAMain.exe

Suspicious use of WriteProcessMemory 56 IoCs

description	pid	Process	procid_target
PID 2672 wrote to memory of 1640	2672	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	31
PID 2672 wrote to memory of 1640	2672	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	31
PID 2672 wrote to memory of 1640	2672	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	31
PID 2672 wrote to memory of 1640	2672	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	31
PID 2672 wrote to memory of 1640	2672	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	31
PID 2672 wrote to memory of 1640	2672	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	31
PID 2672 wrote to memory of 1640	2672	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	31
PID 2672 wrote to memory of 1640	2672	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	31
PID 2672 wrote to memory of 1640	2672	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	31
PID 2672 wrote to memory of 1640	2672	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	31
PID 2672 wrote to memory of 3016	2672	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	32
PID 2672 wrote to memory of 3016	2672	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	32
PID 2672 wrote to memory of 3016	2672	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	32
PID 2672 wrote to memory of 3016	2672	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	32
PID 2672 wrote to memory of 3016	2672	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	32
PID 2672 wrote to memory of 3016	2672	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	32
PID 2672 wrote to memory of 3016	2672	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	32
PID 2672 wrote to memory of 3016	2672	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	32
PID 3016 wrote to memory of 1780	3016	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	33
PID 3016 wrote to memory of 1780	3016	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	33
PID 3016 wrote to memory of 1780	3016	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	33
PID 3016 wrote to memory of 1780	3016	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	33
PID 1780 wrote to memory of 2872	1780	cmd.exe	35
PID 1780 wrote to memory of 2872	1780	cmd.exe	35
PID 1780 wrote to memory of 2872	1780	cmd.exe	35
PID 1780 wrote to memory of 2872	1780	cmd.exe	35
PID 3016 wrote to memory of 1656	3016	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	36
PID 3016 wrote to memory of 1656	3016	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	36
PID 3016 wrote to memory of 1656	3016	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	36
PID 3016 wrote to memory of 1656	3016	a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe	36
PID 1656 wrote to memory of 2044	1656	WAMain.exe	37
PID 1656 wrote to memory of 2044	1656	WAMain.exe	37
PID 1656 wrote to memory of 2044	1656	WAMain.exe	37
PID 1656 wrote to memory of 2044	1656	WAMain.exe	37
PID 1656 wrote to memory of 2044	1656	WAMain.exe	37
PID 1656 wrote to memory of 2044	1656	WAMain.exe	37
PID 1656 wrote to memory of 2044	1656	WAMain.exe	37
PID 1656 wrote to memory of 2044	1656	WAMain.exe	37
PID 1656 wrote to memory of 2044	1656	WAMain.exe	37
PID 1656 wrote to memory of 2044	1656	WAMain.exe	37
PID 1656 wrote to memory of 2196	1656	WAMain.exe	38
PID 1656 wrote to memory of 2196	1656	WAMain.exe	38
PID 1656 wrote to memory of 2196	1656	WAMain.exe	38
PID 1656 wrote to memory of 2196	1656	WAMain.exe	38
PID 1656 wrote to memory of 2196	1656	WAMain.exe	38
PID 1656 wrote to memory of 2196	1656	WAMain.exe	38
PID 1656 wrote to memory of 2196	1656	WAMain.exe	38
PID 1656 wrote to memory of 2196	1656	WAMain.exe	38
PID 1656 wrote to memory of 1636	1656	WAMain.exe	39
PID 1656 wrote to memory of 1636	1656	WAMain.exe	39
PID 1656 wrote to memory of 1636	1656	WAMain.exe	39
PID 1656 wrote to memory of 1636	1656	WAMain.exe	39
PID 1656 wrote to memory of 1636	1656	WAMain.exe	39
PID 1656 wrote to memory of 1636	1656	WAMain.exe	39
PID 1656 wrote to memory of 1636	1656	WAMain.exe	39
PID 1656 wrote to memory of 1636	1656	WAMain.exe	39

C:\Users\Admin\AppData\Local\Temp\a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe
"C:\Users\Admin\AppData\Local\Temp\a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2672
- 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:1640
- C:\Users\Admin\AppData\Local\Temp\a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe
  "C:\Users\Admin\AppData\Local\Temp\a86365ea06d377f967fe88c66cb1ced24e5a4612ac3026c7b46568a8277a4ef3N.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3016
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\UTFNF.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1780
  - - 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:2872
- - 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:1656
  - - C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      PID:2044
  - - 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:2196
  - - 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:1636

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\UTFNF.bat

Filesize
148B

MD5
3a4614705555abb049c3298e61170b7f

SHA1
c8686410756f346d9551256a5b878b04770950ba

SHA256
cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

SHA512
65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

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

Filesize
112KB

MD5
868b0089cb487fd525b09d04ba3877ae

SHA1
e9ba825677ff1aaa836cbc12018710dcf691f760

SHA256
eccb23aeae9203119ce22f6cbedb93212fe7cdb39e28308307f8469fdecb372d

SHA512
94b8570ffa9ff72fd903ba3887686a2f8940bebee39c7a4b18f8c84c72be2ddf32819c38e8d3f06fb7ac5f6524731fc8e7986a368da58b3db3ebe4c934092918

Download Submit
memory/1636-286-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1640-92-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1640-290-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1640-291-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1640-119-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1640-109-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1640-121-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1640-131-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2196-292-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2196-285-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2672-44-0x0000000000330000-0x0000000000332000-memory.dmp

Filesize
8KB

Download
memory/2672-56-0x00000000003D0000-0x00000000003D2000-memory.dmp

Filesize
8KB

Download
memory/2672-91-0x0000000001DA0000-0x0000000001DA2000-memory.dmp

Filesize
8KB

Download
memory/2672-76-0x00000000005B0000-0x00000000005B2000-memory.dmp

Filesize
8KB

Download
memory/2672-65-0x00000000003E0000-0x00000000003E2000-memory.dmp

Filesize
8KB

Download
memory/2672-4-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2672-83-0x0000000001D40000-0x0000000001D41000-memory.dmp

Filesize
4KB

Download
memory/2672-38-0x0000000000330000-0x0000000000332000-memory.dmp

Filesize
8KB

Download
memory/2672-2-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2672-14-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2672-20-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2672-28-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2672-32-0x0000000000310000-0x0000000000311000-memory.dmp

Filesize
4KB

Download
memory/2672-51-0x0000000000340000-0x0000000000342000-memory.dmp

Filesize
8KB

Download
memory/2672-8-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/3016-124-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3016-110-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3016-112-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3016-114-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3016-289-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3016-116-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3016-118-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3016-130-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download