modiloader | 1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbb

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01-10-2024 09:07

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General

Target

1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe
Size

130KB
MD5

7aa9e512c692be61cfe9fe993d513190
SHA1

829a54d17074edf5b60f9a0220c9cfd59f551118
SHA256

1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbb
SHA512

c36414ba7cf7c746432cf32bee3b013b9db001ed59b94ae76432e26e5c74d73a7a254e57314272b85124754e80a5e7fed92f524735395cc8856e6fbc5b54572a
SSDEEP

1536:eH1ZaQvR1KiX3NK6I+hZhYrt/w5Q6G6IpiRYzz9qJHhhnm0yG5aP/5UROXTmZ3:SKQJcinxphkG5Q6GdpIOkJHhKRyOXKR

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 6 IoCs

resource	yara_rule
behavioral2/memory/4288-51-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/4288-53-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/4288-54-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/4288-60-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/4288-58-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/4288-65-0x0000000000400000-0x0000000000411000-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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation	1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe

Executes dropped EXE 3 IoCs

pid	Process
4964	Flaseher.exe
4052	Flaseher.exe
4288	Flaseher.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-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\.Flasfh = "C:\\Users\\Admin\\AppData\\Roaming\\..Flash\\Flaseher.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3688 set thread context of 1924	3688	1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe	94
PID 4964 set thread context of 4052	4964	Flaseher.exe	103
PID 4964 set thread context of 4288	4964	Flaseher.exe	104

UPX packed file 16 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3688-0-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/3688-7-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/1924-10-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1924-12-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3688-13-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/1924-15-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1924-14-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0007000000023623-31.dat	upx
behavioral2/memory/4964-38-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/1924-43-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4964-42-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/4964-44-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/4964-45-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/4964-57-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/1924-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4052-63-0x0000000000400000-0x000000000040B000-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 7 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	Flaseher.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Flaseher.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.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	Flaseher.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe
Token: SeDebugPrivilege	4052	Flaseher.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3688	1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe
1924	1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe
4964	Flaseher.exe
4052	Flaseher.exe

Suspicious use of WriteProcessMemory 38 IoCs

description	pid	Process	procid_target
PID 3688 wrote to memory of 1924	3688	1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe	94
PID 3688 wrote to memory of 1924	3688	1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe	94
PID 3688 wrote to memory of 1924	3688	1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe	94
PID 3688 wrote to memory of 1924	3688	1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe	94
PID 3688 wrote to memory of 1924	3688	1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe	94
PID 3688 wrote to memory of 1924	3688	1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe	94
PID 3688 wrote to memory of 1924	3688	1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe	94
PID 3688 wrote to memory of 1924	3688	1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe	94
PID 1924 wrote to memory of 2944	1924	1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe	95
PID 1924 wrote to memory of 2944	1924	1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe	95
PID 1924 wrote to memory of 2944	1924	1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe	95
PID 2944 wrote to memory of 1708	2944	cmd.exe	98
PID 2944 wrote to memory of 1708	2944	cmd.exe	98
PID 2944 wrote to memory of 1708	2944	cmd.exe	98
PID 1924 wrote to memory of 4964	1924	1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe	99
PID 1924 wrote to memory of 4964	1924	1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe	99
PID 1924 wrote to memory of 4964	1924	1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe	99
PID 4964 wrote to memory of 4052	4964	Flaseher.exe	103
PID 4964 wrote to memory of 4052	4964	Flaseher.exe	103
PID 4964 wrote to memory of 4052	4964	Flaseher.exe	103
PID 4964 wrote to memory of 4052	4964	Flaseher.exe	103
PID 4964 wrote to memory of 4052	4964	Flaseher.exe	103
PID 4964 wrote to memory of 4052	4964	Flaseher.exe	103
PID 4964 wrote to memory of 4052	4964	Flaseher.exe	103
PID 4964 wrote to memory of 4052	4964	Flaseher.exe	103
PID 4964 wrote to memory of 4288	4964	Flaseher.exe	104
PID 4964 wrote to memory of 4288	4964	Flaseher.exe	104
PID 4964 wrote to memory of 4288	4964	Flaseher.exe	104
PID 4964 wrote to memory of 4288	4964	Flaseher.exe	104
PID 4964 wrote to memory of 4288	4964	Flaseher.exe	104
PID 4964 wrote to memory of 4288	4964	Flaseher.exe	104
PID 4964 wrote to memory of 4288	4964	Flaseher.exe	104
PID 4964 wrote to memory of 4288	4964	Flaseher.exe	104
PID 4964 wrote to memory of 4288	4964	Flaseher.exe	104
PID 4964 wrote to memory of 4288	4964	Flaseher.exe	104
PID 4964 wrote to memory of 4288	4964	Flaseher.exe	104
PID 4964 wrote to memory of 4288	4964	Flaseher.exe	104
PID 4964 wrote to memory of 4288	4964	Flaseher.exe	104

C:\Users\Admin\AppData\Local\Temp\1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe
"C:\Users\Admin\AppData\Local\Temp\1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3688
- C:\Users\Admin\AppData\Local\Temp\1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe
  "C:\Users\Admin\AppData\Local\Temp\1ca88cf821aa16865bf354c9e3ba23e239ef529dcf879c97098b031fc2f34dbbN.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1924
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\OLPKS.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2944
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v ".Flasfh" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe" /f
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      PID:1708
- - C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe
    "C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4964
  - - C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe
      "C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:4052
  - - C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe
      "C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:4288

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3852,i,2727319350781907497,7925939240893079607,262144 --variations-seed-version --mojo-platform-channel-handle=4240 /prefetch:8
1⤵
PID:3172

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\OLPKS.txt

Filesize
145B

MD5
da0cbe87b720a79b294147ed6a4b98be

SHA1
ebf0dc9efd7a12cb192e355cda87546acb4ab360

SHA256
7ccfeff356fdccc9145bd1e263aa1c56360ca7b6552ed5a5665c596d02a627ed

SHA512
f55c4a3d24d2f11db5eda3c816d1cd3b8804a171a7bf715b13d60788247fbb352eafaa5bd4e0a8086c1013396be0a48c7bdb904ab0f974fa0c75e81e3d365acc

Download Submit
C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe

Filesize
130KB

MD5
54843c0b5a9600556247041dbb5bf47c

SHA1
08eff4072645487e29d36959d4fccb86e38766ee

SHA256
fd934f6500c4620d0c0b7e90a745a3ba1a4776bdeda790a29e123dc08b54ba54

SHA512
98d3f837a5f3a8b8bb2111973ee3bc3e0e7da3e9df7cd92e064b5a47ea9f27d39712adf90dad9b87a6e8407b0223447d5e9c1b88615321ad6b952de790e3a99a

Download Submit
memory/1924-10-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1924-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1924-43-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1924-14-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1924-15-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1924-12-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3688-9-0x0000000002CB0000-0x0000000002CB1000-memory.dmp

Filesize
4KB

Download
memory/3688-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3688-13-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3688-8-0x0000000002CA0000-0x0000000002CA1000-memory.dmp

Filesize
4KB

Download
memory/3688-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3688-6-0x0000000002C50000-0x0000000002C51000-memory.dmp

Filesize
4KB

Download
memory/3688-5-0x0000000002C20000-0x0000000002C21000-memory.dmp

Filesize
4KB

Download
memory/3688-4-0x0000000002BE0000-0x0000000002BE1000-memory.dmp

Filesize
4KB

Download
memory/3688-3-0x0000000002BB0000-0x0000000002BB1000-memory.dmp

Filesize
4KB

Download
memory/4052-63-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4288-58-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/4288-51-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/4288-53-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/4288-54-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/4288-60-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/4288-65-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/4964-45-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4964-44-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4964-57-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4964-42-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4964-38-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads