hijackloader | 7b94558257ff060e0b30d08b3f51b0df6a46458fd5a726f41a48ec5f5675dd8b

Resubmissions

16-08-2024 08:58

240816-kxe46awcla 10

16-08-2024 08:54

240816-kt4y4szdmk 10

Analysis

max time kernel
134s
max time network
136s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
16-08-2024 08:58

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

download.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

Processes:

resource	yara_rule
behavioral2/memory/4684-0-0x00000000001C0000-0x00000000006B7000-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

Processes:

explorer.exe

description	pid	Process	procid_target
PID 4388 created 3032	4388	explorer.exe	50

Deletes itself 1 IoCs

Processes:

cmd.exe

pid	Process
3540	cmd.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

download.exe

description	pid	Process	procid_target
PID 4684 set thread context of 3540	4684	download.exe	73

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

Processes:

download.execmd.exeexplorer.exeopenwith.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	download.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

Processes:

download.execmd.exeexplorer.exeopenwith.exe

pid	Process
4684	download.exe
4684	download.exe
3540	cmd.exe
3540	cmd.exe
4388	explorer.exe
4388	explorer.exe
1092	openwith.exe
1092	openwith.exe
1092	openwith.exe
1092	openwith.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

download.execmd.exe

pid	Process
4684	download.exe
3540	cmd.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

download.execmd.exeexplorer.exe

description	pid	Process	procid_target
PID 4684 wrote to memory of 3540	4684	download.exe	73
PID 4684 wrote to memory of 3540	4684	download.exe	73
PID 4684 wrote to memory of 3540	4684	download.exe	73
PID 4684 wrote to memory of 3540	4684	download.exe	73
PID 3540 wrote to memory of 4388	3540	cmd.exe	75
PID 3540 wrote to memory of 4388	3540	cmd.exe	75
PID 3540 wrote to memory of 4388	3540	cmd.exe	75
PID 3540 wrote to memory of 4388	3540	cmd.exe	75
PID 4388 wrote to memory of 1092	4388	explorer.exe	76
PID 4388 wrote to memory of 1092	4388	explorer.exe	76
PID 4388 wrote to memory of 1092	4388	explorer.exe	76
PID 4388 wrote to memory of 1092	4388	explorer.exe	76
PID 4388 wrote to memory of 1092	4388	explorer.exe	76

c:\windows\system32\sihost.exe
sihost.exe
1⤵
PID:3032
- C:\Windows\SysWOW64\openwith.exe
  "C:\Windows\system32\openwith.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1092

C:\Users\Admin\AppData\Local\Temp\download.exe
"C:\Users\Admin\AppData\Local\Temp\download.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4684
- 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:3540
- - 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:4388

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\c7a69639

Filesize
1.1MB

MD5
744da8b98a4657b2d5f23be905e7b970

SHA1
6a588689fd9a47cac3be0865b59b491a13b296c5

SHA256
89500cb6694e33034eeb5e6cdac3e6ebdbd0bf0c52250426bb276ca059720f3b

SHA512
bdda4a8be798b0a00792bcb0088ae7649725890c66503f7cde96ced9aa2418262bd1d1cd5fc152b68efa110c33ba17ac1590e560e88c0f7ba32f250fc1f272ea

Download Submit
memory/1092-28-0x0000000004670000-0x0000000004A70000-memory.dmp

Filesize
4.0MB

Download
memory/1092-31-0x0000000073B60000-0x0000000073D22000-memory.dmp

Filesize
1.8MB

Download
memory/1092-29-0x00007FFC50620000-0x00007FFC507FB000-memory.dmp

Filesize
1.9MB

Download
memory/1092-24-0x0000000000710000-0x0000000000719000-memory.dmp

Filesize
36KB

Download
memory/3540-11-0x00000000733C0000-0x000000007353B000-memory.dmp

Filesize
1.5MB

Download
memory/3540-13-0x00000000733C0000-0x000000007353B000-memory.dmp

Filesize
1.5MB

Download
memory/3540-7-0x00000000733C0000-0x000000007353B000-memory.dmp

Filesize
1.5MB

Download
memory/3540-9-0x00007FFC50620000-0x00007FFC507FB000-memory.dmp

Filesize
1.9MB

Download
memory/3540-10-0x00000000733C0000-0x000000007353B000-memory.dmp

Filesize
1.5MB

Download
memory/4388-14-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/4388-20-0x0000000005F20000-0x0000000006320000-memory.dmp

Filesize
4.0MB

Download
memory/4388-26-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/4388-15-0x00007FFC50620000-0x00007FFC507FB000-memory.dmp

Filesize
1.9MB

Download
memory/4388-16-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/4388-18-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/4388-19-0x0000000005F20000-0x0000000006320000-memory.dmp

Filesize
4.0MB

Download
memory/4388-23-0x0000000073B60000-0x0000000073D22000-memory.dmp

Filesize
1.8MB

Download
memory/4684-5-0x00000000733C0000-0x000000007353B000-memory.dmp

Filesize
1.5MB

Download
memory/4684-4-0x00000000733C0000-0x000000007353B000-memory.dmp

Filesize
1.5MB

Download
memory/4684-0-0x00000000001C0000-0x00000000006B7000-memory.dmp

Filesize
5.0MB

Download
memory/4684-3-0x00000000733D3000-0x00000000733D5000-memory.dmp

Filesize
8KB

Download
memory/4684-2-0x00007FFC50620000-0x00007FFC507FB000-memory.dmp

Filesize
1.9MB

Download
memory/4684-1-0x00000000733C0000-0x000000007353B000-memory.dmp

Filesize
1.5MB

Download