hijackloader | 7b94558257ff060e0b30d08b3f51b0df6a46458fd5a726f41a48ec5f5675dd8b

General

Target

registrationfile.exe
Size

5.0MB
MD5

3c0d30592335568b58539d16b8ad6bdd
SHA1

f4135c97b55c02156e51d1a6b40fbb19b1549f9d
SHA256

7b94558257ff060e0b30d08b3f51b0df6a46458fd5a726f41a48ec5f5675dd8b
SHA512

015d4daa94087ab6f0654da22ed6928e3c5bb8e841dc03cdbd3ff38973766edd0918b73c6e991e561bd1a513cda80c361cab55553373d3b817017f86c9dd16fa
SSDEEP

98304:Otj7BXC4cywy95bYNz4LE7tvaoH1guBuG/DKM7ghkiQCwRMnewjVnrJIxWHRj:UBXC4V55EnxY0DKM7gvQCwRMhnNIxij

Score

10^/10

hijackloader rhadamanthys discovery loader stealer

Malware Config

Signatures

Detects HijackLoader (aka IDAT Loader) 1 IoCs

resource	yara_rule
behavioral1/memory/3596-0-0x00000000006A0000-0x0000000000B97000-memory.dmp	family_hijackloader

HijackLoader
HijackLoader is a multistage loader first seen in 2023.
loader hijackloader
Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
stealer rhadamanthys

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 1720 created 3060	1720	explorer.exe	51

Deletes itself 1 IoCs

pid	Process
2916	cmd.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3596 set thread context of 2916	3596	registrationfile.exe	85

System Location Discovery: System Language Discovery 1 TTPs 4 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	registrationfile.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	openwith.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
3596	registrationfile.exe
3596	registrationfile.exe
2916	cmd.exe
2916	cmd.exe
1720	explorer.exe
1720	explorer.exe
2332	openwith.exe
2332	openwith.exe
2332	openwith.exe
2332	openwith.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
3596	registrationfile.exe
2916	cmd.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 3596 wrote to memory of 2916	3596	registrationfile.exe	85
PID 3596 wrote to memory of 2916	3596	registrationfile.exe	85
PID 3596 wrote to memory of 2916	3596	registrationfile.exe	85
PID 3596 wrote to memory of 2916	3596	registrationfile.exe	85
PID 2916 wrote to memory of 1720	2916	cmd.exe	88
PID 2916 wrote to memory of 1720	2916	cmd.exe	88
PID 2916 wrote to memory of 1720	2916	cmd.exe	88
PID 2916 wrote to memory of 1720	2916	cmd.exe	88
PID 1720 wrote to memory of 2332	1720	explorer.exe	92
PID 1720 wrote to memory of 2332	1720	explorer.exe	92
PID 1720 wrote to memory of 2332	1720	explorer.exe	92
PID 1720 wrote to memory of 2332	1720	explorer.exe	92
PID 1720 wrote to memory of 2332	1720	explorer.exe	92

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:3060
- C:\Windows\SysWOW64\openwith.exe
  "C:\Windows\system32\openwith.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2332

C:\Users\Admin\AppData\Local\Temp\registrationfile.exe
"C:\Users\Admin\AppData\Local\Temp\registrationfile.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3596
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\SysWOW64\cmd.exe
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2916
- - C:\Windows\SysWOW64\explorer.exe
    C:\Windows\SysWOW64\explorer.exe
    3⤵
    - Suspicious use of NtCreateUserProcessOtherParentProcess
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:1720

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\40a8c43

Filesize
1.1MB

MD5
e60530e27ba46e556cdab10e661b45ea

SHA1
48b12fb51f0e5e52224bfc4d42855e62617c9860

SHA256
ae745b0230e7fcd3493ebf1668ce783d64811bad83a8be77b869d1ccfbb57da6

SHA512
647ef6b0951658edde656fa237d38aff6df7154b913f4ff2c17e02d30edc1f60b8ce486d72ec377b19ba678277b52466e32c3d7af8a4e417c77b9c371aa06da5

Download Submit
memory/1720-20-0x0000000004340000-0x0000000004740000-memory.dmp

Filesize
4.0MB

Download
memory/1720-14-0x00000000004D0000-0x0000000000550000-memory.dmp

Filesize
512KB

Download
memory/1720-15-0x00007FFDD7E30000-0x00007FFDD8025000-memory.dmp

Filesize
2.0MB

Download
memory/1720-29-0x00000000004D0000-0x0000000000550000-memory.dmp

Filesize
512KB

Download
memory/1720-16-0x00000000004D0000-0x0000000000550000-memory.dmp

Filesize
512KB

Download
memory/1720-28-0x0000000000650000-0x0000000000A83000-memory.dmp

Filesize
4.2MB

Download
memory/1720-24-0x00000000762D0000-0x00000000764E5000-memory.dmp

Filesize
2.1MB

Download
memory/1720-18-0x0000000000733000-0x000000000073B000-memory.dmp

Filesize
32KB

Download
memory/1720-21-0x00000000004D0000-0x0000000000550000-memory.dmp

Filesize
512KB

Download
memory/1720-19-0x0000000004340000-0x0000000004740000-memory.dmp

Filesize
4.0MB

Download
memory/2332-25-0x0000000000B60000-0x0000000000B69000-memory.dmp

Filesize
36KB

Download
memory/2332-31-0x00007FFDD7E30000-0x00007FFDD8025000-memory.dmp

Filesize
2.0MB

Download
memory/2332-30-0x0000000002950000-0x0000000002D50000-memory.dmp

Filesize
4.0MB

Download
memory/2332-33-0x00000000762D0000-0x00000000764E5000-memory.dmp

Filesize
2.1MB

Download
memory/2916-7-0x0000000074B80000-0x0000000074CFB000-memory.dmp

Filesize
1.5MB

Download
memory/2916-11-0x0000000074B80000-0x0000000074CFB000-memory.dmp

Filesize
1.5MB

Download
memory/2916-10-0x0000000074B80000-0x0000000074CFB000-memory.dmp

Filesize
1.5MB

Download
memory/2916-13-0x0000000074B80000-0x0000000074CFB000-memory.dmp

Filesize
1.5MB

Download
memory/2916-9-0x00007FFDD7E30000-0x00007FFDD8025000-memory.dmp

Filesize
2.0MB

Download
memory/3596-0-0x00000000006A0000-0x0000000000B97000-memory.dmp

Filesize
5.0MB

Download
memory/3596-1-0x0000000074B80000-0x0000000074CFB000-memory.dmp

Filesize
1.5MB

Download
memory/3596-2-0x00007FFDD7E30000-0x00007FFDD8025000-memory.dmp

Filesize
2.0MB

Download
memory/3596-5-0x0000000074B80000-0x0000000074CFB000-memory.dmp

Filesize
1.5MB

Download
memory/3596-3-0x0000000074B93000-0x0000000074B95000-memory.dmp

Filesize
8KB

Download
memory/3596-4-0x0000000074B80000-0x0000000074CFB000-memory.dmp

Filesize
1.5MB

Download

Analysis

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