modiloader | 2a450f60c215eac864468cf757d1dfe3d6db2e772ff75cbbcd3c3c02c282d9cf

Analysis

max time kernel
141s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
28-01-2024 07:55

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General

Target

7c91f57e9c8c1b2216662d4e70deef82.exe
Size

47KB
MD5

7c91f57e9c8c1b2216662d4e70deef82
SHA1

405c75f3f29145ab85baadf5960f5aa8f4ff945c
SHA256

2a450f60c215eac864468cf757d1dfe3d6db2e772ff75cbbcd3c3c02c282d9cf
SHA512

854d7797e59b1606efa858c41ebadfd4535c86e60993e3ac921f267fd9cce49e0f6f3458b9e852a3849de79506acf7a80c30dc54ba0d1026f30d097e0736ffbb
SSDEEP

768:GVhwVJXmsuBlNxZOPFNdRCuNqdSSQ57uf1WyDgXKcNDPhBkuI1IR:Qhulp6zxZO9Nd46qYSQ5Swy86cNDPEVa

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 3 IoCs

resource	yara_rule
behavioral2/memory/3948-19-0x0000000000400000-0x0000000000420000-memory.dmp	modiloader_stage2
behavioral2/memory/4452-17-0x0000000000400000-0x0000000000420000-memory.dmp	modiloader_stage2
behavioral2/memory/4452-20-0x0000000000400000-0x0000000000420000-memory.dmp	modiloader_stage2

Executes dropped EXE 1 IoCs

pid	Process
4452	WinRaR.exe

Loads dropped DLL 2 IoCs

pid	Process
4452	WinRaR.exe
4452	WinRaR.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3948-0-0x0000000000400000-0x0000000000420000-memory.dmp	upx
behavioral2/memory/3948-19-0x0000000000400000-0x0000000000420000-memory.dmp	upx
behavioral2/memory/4452-17-0x0000000000400000-0x0000000000420000-memory.dmp	upx
behavioral2/files/0x00070000000231f3-9.dat	upx
behavioral2/memory/4452-20-0x0000000000400000-0x0000000000420000-memory.dmp	upx

Drops file in Windows directory 7 IoCs

description	ioc	Process
File opened for modification	C:\Windows\WinRaR\	7c91f57e9c8c1b2216662d4e70deef82.exe
File created	C:\Windows\WinRaR\WinRaR.exe	7c91f57e9c8c1b2216662d4e70deef82.exe
File opened for modification	C:\Windows\WinRaR\WinRaR.exe	7c91f57e9c8c1b2216662d4e70deef82.exe
File created	C:\Windows\WinRaR\WinRaR.dll	7c91f57e9c8c1b2216662d4e70deef82.exe
File opened for modification	C:\Windows\WinRaR\	WinRaR.exe
File created	C:\Windows\WinRaR\WinRaR.exe	WinRaR.exe
File created	C:\Windows\WinRaR\WinRaR.dll	WinRaR.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeBackupPrivilege	3948	7c91f57e9c8c1b2216662d4e70deef82.exe
Token: SeRestorePrivilege	3948	7c91f57e9c8c1b2216662d4e70deef82.exe
Token: SeBackupPrivilege	3948	7c91f57e9c8c1b2216662d4e70deef82.exe
Token: SeRestorePrivilege	3948	7c91f57e9c8c1b2216662d4e70deef82.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4452	WinRaR.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3948 wrote to memory of 4452	3948	7c91f57e9c8c1b2216662d4e70deef82.exe	56
PID 3948 wrote to memory of 4452	3948	7c91f57e9c8c1b2216662d4e70deef82.exe	56
PID 3948 wrote to memory of 4452	3948	7c91f57e9c8c1b2216662d4e70deef82.exe	56

C:\Users\Admin\AppData\Local\Temp\7c91f57e9c8c1b2216662d4e70deef82.exe
"C:\Users\Admin\AppData\Local\Temp\7c91f57e9c8c1b2216662d4e70deef82.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3948
- C:\Windows\WinRaR\WinRaR.exe
  C:\Windows\WinRaR\WinRaR.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Windows directory
  - Suspicious use of SetWindowsHookEx
  PID:4452

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Windows\WinRaR\WinRaR.dll

Filesize
25KB

MD5
f6d1588a70559ba8f57eefd10c3f9878

SHA1
0712011ad8e6e07b590e912edca9ca7425b617ef

SHA256
11f491aeb909d3f22c977258738848b1655814f5b9d8c1e69052a42aca9065b5

SHA512
34b29b61fbc4fd1382aacbeaa07dea4fbf1061aafd17525036d8cc6776c23227d229733b475c9c8139b458a558527615c59d83e47f2e7e44abcf7abe85e0d8d8

Download Submit
C:\Windows\WinRaR\WinRaR.exe

Filesize
47KB

MD5
7c91f57e9c8c1b2216662d4e70deef82

SHA1
405c75f3f29145ab85baadf5960f5aa8f4ff945c

SHA256
2a450f60c215eac864468cf757d1dfe3d6db2e772ff75cbbcd3c3c02c282d9cf

SHA512
854d7797e59b1606efa858c41ebadfd4535c86e60993e3ac921f267fd9cce49e0f6f3458b9e852a3849de79506acf7a80c30dc54ba0d1026f30d097e0736ffbb

Download Submit
memory/3948-0-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3948-19-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4452-17-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4452-15-0x0000000002130000-0x000000000213C000-memory.dmp

Filesize
48KB

Download
memory/4452-20-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4452-21-0x0000000002130000-0x000000000213C000-memory.dmp

Filesize
48KB

Download