modiloader | 36a7ecf0b280491cfbf8a51b44d40ee56c9722f47067e5c7f05bef55918e779b

Analysis

max time kernel
7s
max time network
79s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
01/01/2024, 09:47

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General

Target

c71ae363dc38caca1d40acd0c5802c75.exe
Size

651KB
MD5

c71ae363dc38caca1d40acd0c5802c75
SHA1

d31673edc216cb167a05a1bf5bc193ae2c8ec179
SHA256

36a7ecf0b280491cfbf8a51b44d40ee56c9722f47067e5c7f05bef55918e779b
SHA512

6210d749fb9812c17a62cbdf76e3e3c1ace29ce08a0ee3eeff80f984479a4149fd61d84051d3b55866ebe8fd5786fe975d96437e96e51490b1f3f1e36cb55cde
SSDEEP

12288:kpyZT1/rCxu/mDwLRI6BxcDqp9aqCcajVuD3Z7BPQGMWYur0s0D:kUx1/jOD3SxcDDcNDqWYurL0

Score

10^/10

modiloader 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 9 IoCs

resource	yara_rule
behavioral2/memory/5052-8-0x0000000000400000-0x0000000000507000-memory.dmp	modiloader_stage2
behavioral2/memory/5052-7-0x0000000000400000-0x0000000000507000-memory.dmp	modiloader_stage2
behavioral2/memory/5052-6-0x0000000000400000-0x0000000000507000-memory.dmp	modiloader_stage2
behavioral2/memory/3912-4-0x0000000000400000-0x000000000041C000-memory.dmp	modiloader_stage2
behavioral2/memory/2724-61-0x0000000000400000-0x000000000041B000-memory.dmp	modiloader_stage2
behavioral2/memory/3388-71-0x0000000000400000-0x000000000041B000-memory.dmp	modiloader_stage2
behavioral2/memory/5052-73-0x0000000000400000-0x0000000000507000-memory.dmp	modiloader_stage2
behavioral2/memory/4876-89-0x0000000000400000-0x000000000041B000-memory.dmp	modiloader_stage2
behavioral2/memory/5052-121-0x0000000000400000-0x0000000000507000-memory.dmp	modiloader_stage2

Executes dropped EXE 1 IoCs

pid	Process
1968	dHY4IvP3.exe

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5052-0-0x0000000000400000-0x0000000000507000-memory.dmp	upx
behavioral2/memory/5052-5-0x0000000000400000-0x0000000000507000-memory.dmp	upx
behavioral2/memory/5052-8-0x0000000000400000-0x0000000000507000-memory.dmp	upx
behavioral2/memory/5052-7-0x0000000000400000-0x0000000000507000-memory.dmp	upx
behavioral2/memory/5052-6-0x0000000000400000-0x0000000000507000-memory.dmp	upx
behavioral2/memory/5052-1-0x0000000000400000-0x0000000000507000-memory.dmp	upx
behavioral2/memory/5052-73-0x0000000000400000-0x0000000000507000-memory.dmp	upx
behavioral2/memory/2824-76-0x0000000000400000-0x0000000000427000-memory.dmp	upx
behavioral2/memory/2824-78-0x0000000000400000-0x0000000000427000-memory.dmp	upx
behavioral2/memory/2824-74-0x0000000000400000-0x0000000000427000-memory.dmp	upx
behavioral2/memory/2824-67-0x0000000000400000-0x0000000000427000-memory.dmp	upx
behavioral2/memory/2824-66-0x0000000000400000-0x0000000000427000-memory.dmp	upx
behavioral2/memory/3740-91-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/memory/3740-90-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/memory/3740-87-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/memory/3740-83-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/memory/3740-82-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/memory/2824-113-0x0000000000400000-0x0000000000427000-memory.dmp	upx
behavioral2/memory/5052-121-0x0000000000400000-0x0000000000507000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3912 set thread context of 5052	3912	c71ae363dc38caca1d40acd0c5802c75.exe	71

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3096	3740	WerFault.exe	23

Enumerates processes with tasklist 1 TTPs 2 IoCs

Process Discovery

T1057

pid	Process
3764	tasklist.exe
4868	tasklist.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1968	dHY4IvP3.exe
1968	dHY4IvP3.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5052	c71ae363dc38caca1d40acd0c5802c75.exe
1968	dHY4IvP3.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3912 wrote to memory of 5052	3912	c71ae363dc38caca1d40acd0c5802c75.exe	71
PID 3912 wrote to memory of 5052	3912	c71ae363dc38caca1d40acd0c5802c75.exe	71
PID 3912 wrote to memory of 5052	3912	c71ae363dc38caca1d40acd0c5802c75.exe	71
PID 3912 wrote to memory of 5052	3912	c71ae363dc38caca1d40acd0c5802c75.exe	71
PID 3912 wrote to memory of 5052	3912	c71ae363dc38caca1d40acd0c5802c75.exe	71
PID 3912 wrote to memory of 5052	3912	c71ae363dc38caca1d40acd0c5802c75.exe	71
PID 3912 wrote to memory of 5052	3912	c71ae363dc38caca1d40acd0c5802c75.exe	71
PID 3912 wrote to memory of 5052	3912	c71ae363dc38caca1d40acd0c5802c75.exe	71
PID 3912 wrote to memory of 5052	3912	c71ae363dc38caca1d40acd0c5802c75.exe	71
PID 5052 wrote to memory of 1968	5052	c71ae363dc38caca1d40acd0c5802c75.exe	89
PID 5052 wrote to memory of 1968	5052	c71ae363dc38caca1d40acd0c5802c75.exe	89
PID 5052 wrote to memory of 1968	5052	c71ae363dc38caca1d40acd0c5802c75.exe	89

C:\Users\Admin\AppData\Local\Temp\c71ae363dc38caca1d40acd0c5802c75.exe
"C:\Users\Admin\AppData\Local\Temp\c71ae363dc38caca1d40acd0c5802c75.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3912
- C:\Users\Admin\AppData\Local\Temp\c71ae363dc38caca1d40acd0c5802c75.exe
  c71ae363dc38caca1d40acd0c5802c75.exe
  2⤵
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:5052
- - C:\Users\Admin\dHY4IvP3.exe
    C:\Users\Admin\dHY4IvP3.exe
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    PID:1968
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c tasklist&&del dHY4IvP3.exe
      4⤵
      PID:1368
    - - C:\Windows\SysWOW64\tasklist.exe
        
        tasklist
        5⤵
        Enumerates processes with tasklist
        
        PID:3764
  - - C:\Users\Admin\vaitueh.exe
      "C:\Users\Admin\vaitueh.exe"
      4⤵
      PID:1172
- - C:\Users\Admin\azhost.exe
    C:\Users\Admin\azhost.exe
    3⤵
    PID:2724
  - - C:\Users\Admin\azhost.exe
      azhost.exe
      4⤵
      PID:440
- - C:\Users\Admin\bzhost.exe
    C:\Users\Admin\bzhost.exe
    3⤵
    PID:3388
  - - C:\Users\Admin\bzhost.exe
      bzhost.exe
      4⤵
      PID:2824
- - C:\Users\Admin\czhost.exe
    C:\Users\Admin\czhost.exe
    3⤵
    PID:4876
  - - C:\Users\Admin\czhost.exe
      czhost.exe
      4⤵
      PID:3740
- - C:\Users\Admin\dzhost.exe
    C:\Users\Admin\dzhost.exe
    3⤵
    PID:2140
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe"
      4⤵
      PID:4732
- - C:\Users\Admin\ezhost.exe
    C:\Users\Admin\ezhost.exe
    3⤵
    PID:512
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c tasklist&&del c71ae363dc38caca1d40acd0c5802c75.exe
    3⤵
    PID:4320

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3740 -ip 3740
1⤵
PID:3356

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3740 -s 220
1⤵
- Program crash
PID:3096

C:\Windows\SysWOW64\tasklist.exe
tasklist
1⤵
- Enumerates processes with tasklist
PID:4868

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Process Discovery

T1057

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\dHY4IvP3.exe

Filesize
13KB

MD5
6ecc8728fa847f4facec503939472ff0

SHA1
eef3fb9832e3f3d1bed5ae402236d5c7518f63fb

SHA256
b7a57cfe5490b325a145d2c65a470a01f54a733fe12633d0f54f989d4850ff45

SHA512
633ad6b02caddc635d89d56d70932ac10c316b771dcee05cb65bb91772fe185a06bbd6e744e1761fe3e398493c27812d6838d41ddf55037cff1cf296b5c76a03

Download Submit
C:\Users\Admin\dHY4IvP3.exe

Filesize
18KB

MD5
17615b2d8a39bf80a370f03d003ad9b5

SHA1
7abaafe270de32a29e06164890204d0c1c2f3984

SHA256
86cfbea923613aba39a8ad1c51fe400ade3cab4084438367ab84feb0f29065ba

SHA512
e73d1204b3fb27348785a44f0697a542ae62201a3043997c210f37f315c8efcbd85594a45e2ac2beb4a6d6676cbd8f6898865b60fbf02895556c2ffe2d4598f3

Download Submit
memory/440-56-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/440-106-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/440-54-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/440-55-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/440-57-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/440-62-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2140-102-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2140-105-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2140-99-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2140-97-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2140-101-0x0000000002104000-0x0000000002105000-memory.dmp

Filesize
4KB

Download
memory/2140-100-0x0000000002100000-0x0000000002164000-memory.dmp

Filesize
400KB

Download
memory/2140-96-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2140-98-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2724-61-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2824-78-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2824-76-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2824-74-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2824-67-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2824-66-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2824-113-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/3388-71-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3740-90-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3740-87-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3740-83-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3740-82-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3740-91-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3912-4-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/4876-89-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/5052-1-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/5052-0-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/5052-6-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/5052-7-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/5052-8-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/5052-5-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/5052-73-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/5052-121-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download