modiloader | a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d

Analysis

max time kernel
118s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-12-2024 01:13

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General

Target

a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe
Size

116KB
MD5

7288e3833d6dc6c0f0e685984c3cd68e
SHA1

b3ca51e56bfa03e327944c7df7045c0800c2928b
SHA256

a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d
SHA512

0eac1410b85a07666be3aa836cc81271e06952128cd5b9d34b93e168f1b5047470cf7056abc4b66cc339f7ee7a4da6259c5e15683837477226398ef363b2660d
SSDEEP

1536:JOH1ZaQvR1KiX3NK6I+hZhYrt/w5Q6G6IpiRYzz9qJHhhnm0yG5aP/5PxVG:JCKQJcinxphkG5Q6GdpIOkJHhKRfG

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 6 IoCs

resource	yara_rule
behavioral2/memory/2280-45-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/2280-50-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/2280-48-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/2280-55-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/2280-53-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/2280-61-0x0000000000400000-0x0000000000411000-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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe

Executes dropped EXE 3 IoCs

pid	Process
3028	Flaseher.exe
4312	Flaseher.exe
2280	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-1-5-21-2045521122-590294423-3465680274-1000\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 1344 set thread context of 1152	1344	a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe	83
PID 3028 set thread context of 4312	3028	Flaseher.exe	100
PID 3028 set thread context of 2280	3028	Flaseher.exe	101

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1152-8-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1152-10-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1152-12-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1152-39-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1152-57-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4312-59-0x0000000000400000-0x000000000040B000-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	reg.exe
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	Flaseher.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe
Token: SeDebugPrivilege	4312	Flaseher.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1344	a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe
1152	a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe
3028	Flaseher.exe
4312	Flaseher.exe

Suspicious use of WriteProcessMemory 38 IoCs

description	pid	Process	procid_target
PID 1344 wrote to memory of 1152	1344	a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe	83
PID 1344 wrote to memory of 1152	1344	a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe	83
PID 1344 wrote to memory of 1152	1344	a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe	83
PID 1344 wrote to memory of 1152	1344	a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe	83
PID 1344 wrote to memory of 1152	1344	a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe	83
PID 1344 wrote to memory of 1152	1344	a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe	83
PID 1344 wrote to memory of 1152	1344	a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe	83
PID 1344 wrote to memory of 1152	1344	a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe	83
PID 1152 wrote to memory of 4872	1152	a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe	87
PID 1152 wrote to memory of 4872	1152	a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe	87
PID 1152 wrote to memory of 4872	1152	a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe	87
PID 4872 wrote to memory of 4940	4872	cmd.exe	92
PID 4872 wrote to memory of 4940	4872	cmd.exe	92
PID 4872 wrote to memory of 4940	4872	cmd.exe	92
PID 1152 wrote to memory of 3028	1152	a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe	93
PID 1152 wrote to memory of 3028	1152	a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe	93
PID 1152 wrote to memory of 3028	1152	a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe	93
PID 3028 wrote to memory of 4312	3028	Flaseher.exe	100
PID 3028 wrote to memory of 4312	3028	Flaseher.exe	100
PID 3028 wrote to memory of 4312	3028	Flaseher.exe	100
PID 3028 wrote to memory of 4312	3028	Flaseher.exe	100
PID 3028 wrote to memory of 4312	3028	Flaseher.exe	100
PID 3028 wrote to memory of 4312	3028	Flaseher.exe	100
PID 3028 wrote to memory of 4312	3028	Flaseher.exe	100
PID 3028 wrote to memory of 4312	3028	Flaseher.exe	100
PID 3028 wrote to memory of 2280	3028	Flaseher.exe	101
PID 3028 wrote to memory of 2280	3028	Flaseher.exe	101
PID 3028 wrote to memory of 2280	3028	Flaseher.exe	101
PID 3028 wrote to memory of 2280	3028	Flaseher.exe	101
PID 3028 wrote to memory of 2280	3028	Flaseher.exe	101
PID 3028 wrote to memory of 2280	3028	Flaseher.exe	101
PID 3028 wrote to memory of 2280	3028	Flaseher.exe	101
PID 3028 wrote to memory of 2280	3028	Flaseher.exe	101
PID 3028 wrote to memory of 2280	3028	Flaseher.exe	101
PID 3028 wrote to memory of 2280	3028	Flaseher.exe	101
PID 3028 wrote to memory of 2280	3028	Flaseher.exe	101
PID 3028 wrote to memory of 2280	3028	Flaseher.exe	101
PID 3028 wrote to memory of 2280	3028	Flaseher.exe	101

C:\Users\Admin\AppData\Local\Temp\a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe
"C:\Users\Admin\AppData\Local\Temp\a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1344
- C:\Users\Admin\AppData\Local\Temp\a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe
  "C:\Users\Admin\AppData\Local\Temp\a9c9bc3aa046023d24aee0c49042a5de667dc89e51a4263a1590fb2a6f889d5d.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1152
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\IWWKL.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4872
  - - 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:4940
- - 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:3028
  - - 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:4312
  - - 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:2280

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\IWWKL.txt

Filesize
145B

MD5
da0cbe87b720a79b294147ed6a4b98be

SHA1
ebf0dc9efd7a12cb192e355cda87546acb4ab360

SHA256
7ccfeff356fdccc9145bd1e263aa1c56360ca7b6552ed5a5665c596d02a627ed

SHA512
f55c4a3d24d2f11db5eda3c816d1cd3b8804a171a7bf715b13d60788247fbb352eafaa5bd4e0a8086c1013396be0a48c7bdb904ab0f974fa0c75e81e3d365acc

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

Filesize
116KB

MD5
63c2a4f70f1cbfb72fcaec0324a7d5b2

SHA1
e29d1487f40375ae9241504571425a49513db4d2

SHA256
569edb8bc069e7ac7bfaaa5d223d8bb40ffe28039f04b9877947908a3ab08721

SHA512
9b7c8d20520bfae4584a12fee306824d57db2af35c1be5fff812e4b019a6086cd7054f5faf08ec0909fe5ec714227eba999bd380e801036ba957c1753e58f4ac

Download Submit
memory/1152-39-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1152-10-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1152-57-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1152-12-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1152-8-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1344-6-0x0000000002B50000-0x0000000002B51000-memory.dmp

Filesize
4KB

Download
memory/1344-5-0x0000000002B40000-0x0000000002B41000-memory.dmp

Filesize
4KB

Download
memory/1344-4-0x0000000002AE0000-0x0000000002AE1000-memory.dmp

Filesize
4KB

Download
memory/1344-3-0x0000000002250000-0x0000000002251000-memory.dmp

Filesize
4KB

Download
memory/1344-7-0x0000000002B60000-0x0000000002B61000-memory.dmp

Filesize
4KB

Download
memory/1344-2-0x0000000002220000-0x0000000002221000-memory.dmp

Filesize
4KB

Download
memory/2280-50-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2280-61-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2280-45-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2280-48-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2280-55-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2280-53-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/3028-38-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3028-56-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3028-40-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3028-41-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/4312-59-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads