modiloader | c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3

Analysis

max time kernel
15s
max time network
116s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-01-2025 01:37

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General

Target

c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe
Size

112KB
MD5

c1a0408c9ee53bdb493b114fccb7e59c
SHA1

c351fa7bd06bd259918329621d13aa8da5279b0a
SHA256

c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3
SHA512

da0fb8f4520682849c6bc7fb0389db3c221eab67999ef0aa8f08d7b0d1ce83a60359737197ab1a1f45d00f110c11e127e8abf41d1543b59f9c1a55ea3708b2a3
SSDEEP

1536:t2ovIa47CqIf2f3w41p7sDcX7juR/JSJw8EeNshUDGXJ9:tVIr7zI+fAceoGxSKKo59

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 4 IoCs

resource	yara_rule
behavioral2/memory/2200-68-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2200-67-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2200-66-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2200-76-0x0000000000400000-0x0000000000414000-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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe

Executes dropped EXE 3 IoCs

pid	Process
1292	WAMain.exe
4648	WAMain.exe
2200	WAMain.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-1-5-21-3442511616-637977696-3186306149-1000\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 2312 set thread context of 5088	2312	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	81
PID 2312 set thread context of 1168	2312	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	82
PID 1292 set thread context of 628	1292	WAMain.exe	89
PID 1292 set thread context of 4648	1292	WAMain.exe	90
PID 1292 set thread context of 2200	1292	WAMain.exe	91

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1168-18-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1168-13-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1168-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1168-49-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2200-68-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2200-67-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2200-66-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2200-65-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2200-63-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1168-72-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2200-76-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4648-75-0x0000000000400000-0x000000000040B000-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	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.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	WAMain.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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

pid	Process
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe
5088	svchost.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	4648	WAMain.exe
Token: SeDebugPrivilege	4648	WAMain.exe
Token: SeDebugPrivilege	4648	WAMain.exe
Token: SeDebugPrivilege	4648	WAMain.exe
Token: SeDebugPrivilege	4648	WAMain.exe
Token: SeDebugPrivilege	4648	WAMain.exe
Token: SeDebugPrivilege	4648	WAMain.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2312	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe
5088	svchost.exe
1168	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe
1292	WAMain.exe
628	svchost.exe
4648	WAMain.exe

Suspicious use of WriteProcessMemory 51 IoCs

description	pid	Process	procid_target
PID 2312 wrote to memory of 5088	2312	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	81
PID 2312 wrote to memory of 5088	2312	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	81
PID 2312 wrote to memory of 5088	2312	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	81
PID 2312 wrote to memory of 5088	2312	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	81
PID 2312 wrote to memory of 5088	2312	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	81
PID 2312 wrote to memory of 5088	2312	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	81
PID 2312 wrote to memory of 5088	2312	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	81
PID 2312 wrote to memory of 5088	2312	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	81
PID 2312 wrote to memory of 5088	2312	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	81
PID 2312 wrote to memory of 1168	2312	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	82
PID 2312 wrote to memory of 1168	2312	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	82
PID 2312 wrote to memory of 1168	2312	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	82
PID 2312 wrote to memory of 1168	2312	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	82
PID 2312 wrote to memory of 1168	2312	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	82
PID 2312 wrote to memory of 1168	2312	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	82
PID 2312 wrote to memory of 1168	2312	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	82
PID 2312 wrote to memory of 1168	2312	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	82
PID 1168 wrote to memory of 3364	1168	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	84
PID 1168 wrote to memory of 3364	1168	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	84
PID 1168 wrote to memory of 3364	1168	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	84
PID 3364 wrote to memory of 1084	3364	cmd.exe	87
PID 3364 wrote to memory of 1084	3364	cmd.exe	87
PID 3364 wrote to memory of 1084	3364	cmd.exe	87
PID 1168 wrote to memory of 1292	1168	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	88
PID 1168 wrote to memory of 1292	1168	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	88
PID 1168 wrote to memory of 1292	1168	c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe	88
PID 1292 wrote to memory of 628	1292	WAMain.exe	89
PID 1292 wrote to memory of 628	1292	WAMain.exe	89
PID 1292 wrote to memory of 628	1292	WAMain.exe	89
PID 1292 wrote to memory of 628	1292	WAMain.exe	89
PID 1292 wrote to memory of 628	1292	WAMain.exe	89
PID 1292 wrote to memory of 628	1292	WAMain.exe	89
PID 1292 wrote to memory of 628	1292	WAMain.exe	89
PID 1292 wrote to memory of 628	1292	WAMain.exe	89
PID 1292 wrote to memory of 628	1292	WAMain.exe	89
PID 1292 wrote to memory of 4648	1292	WAMain.exe	90
PID 1292 wrote to memory of 4648	1292	WAMain.exe	90
PID 1292 wrote to memory of 4648	1292	WAMain.exe	90
PID 1292 wrote to memory of 4648	1292	WAMain.exe	90
PID 1292 wrote to memory of 4648	1292	WAMain.exe	90
PID 1292 wrote to memory of 4648	1292	WAMain.exe	90
PID 1292 wrote to memory of 4648	1292	WAMain.exe	90
PID 1292 wrote to memory of 4648	1292	WAMain.exe	90
PID 1292 wrote to memory of 2200	1292	WAMain.exe	91
PID 1292 wrote to memory of 2200	1292	WAMain.exe	91
PID 1292 wrote to memory of 2200	1292	WAMain.exe	91
PID 1292 wrote to memory of 2200	1292	WAMain.exe	91
PID 1292 wrote to memory of 2200	1292	WAMain.exe	91
PID 1292 wrote to memory of 2200	1292	WAMain.exe	91
PID 1292 wrote to memory of 2200	1292	WAMain.exe	91
PID 1292 wrote to memory of 2200	1292	WAMain.exe	91

C:\Users\Admin\AppData\Local\Temp\c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe
"C:\Users\Admin\AppData\Local\Temp\c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2312
- 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:5088
- C:\Users\Admin\AppData\Local\Temp\c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe
  "C:\Users\Admin\AppData\Local\Temp\c97fc48bc908d27792c3e091b73a5ea67f008d861bbe5a4b82708554236d59c3.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1168
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\FXWST.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3364
  - - 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:1084
- - 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:1292
  - - C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      PID:628
  - - 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:4648
  - - 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:2200

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

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\FXWST.txt

Filesize
148B

MD5
3a4614705555abb049c3298e61170b7f

SHA1
c8686410756f346d9551256a5b878b04770950ba

SHA256
cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

SHA512
65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

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

Filesize
112KB

MD5
2664b65a5be035675f13d574f59aeaa3

SHA1
885fca0bedb2499ed26230f035fd7dd029ec4586

SHA256
57b742f97ea413292b0362067e480620b9ac6d0409b7af2509f2a244c8733f0b

SHA512
05139b7f0fa3146f251492f973a432f5f8e5e29f78af455424fcee66e00b8df6d60f13f33d333a87a4873d63f4c805ec95bab87d93b900d98406b2719499acb5

Download Submit
memory/628-52-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/628-74-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/628-54-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1168-18-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1168-49-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1168-13-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1168-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1168-72-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1292-51-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/1292-48-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/1292-71-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/1292-47-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/1292-46-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2200-66-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2200-68-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2200-76-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2200-63-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2200-65-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2200-67-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2312-6-0x0000000002BA0000-0x0000000002BA2000-memory.dmp

Filesize
8KB

Download
memory/2312-8-0x0000000002C10000-0x0000000002C12000-memory.dmp

Filesize
8KB

Download
memory/2312-3-0x00000000022D0000-0x00000000022D2000-memory.dmp

Filesize
8KB

Download
memory/2312-5-0x0000000002B60000-0x0000000002B62000-memory.dmp

Filesize
8KB

Download
memory/2312-4-0x00000000022F0000-0x00000000022F2000-memory.dmp

Filesize
8KB

Download
memory/2312-2-0x00000000022C0000-0x00000000022C2000-memory.dmp

Filesize
8KB

Download
memory/2312-17-0x00000000022C0000-0x00000000022C2000-memory.dmp

Filesize
8KB

Download
memory/4648-75-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5088-50-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/5088-12-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/5088-20-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/5088-7-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/5088-14-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download