hijackloader | ef62979af506ec3ac2c176bc667465940ca4a1e4f8229e0bc992fec715d43ae8

Resubmissions

19-06-2024 21:00

240619-ztfnva1fkd 10

19-06-2024 20:53

240619-zpdnpawalj 10

19-06-2024 20:28

240619-y876zazfpd 10

Analysis

max time kernel
359s
max time network
333s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
19-06-2024 20:53

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General

Target

hijackloader_stealc_new_hash.exe
Size

922KB
MD5

4081d00fabf6ba8e9eb58202ea053735
SHA1

22afaf01961b36e741d104bd3b96ce8df4fbf519
SHA256

ef62979af506ec3ac2c176bc667465940ca4a1e4f8229e0bc992fec715d43ae8
SHA512

1434efa23afd3cb95d0a55a17b246cbee0179072660ce0458701cf9b3b8075217b0864be09a2bbc428c2b9f2253cace6361f874ad8f1d2f472f9f34bd0bc4eda
SSDEEP

24576:e8inyEBCZN5hoVlnJXzJ/SEVSoMAALia4:DgABuxF/SRF4

Score

10^/10

hijackloader stealc cozy15 loader stealer

Malware Config

Extracted

Family

stealc

Botnet

cozy15

http://193.163.7.88

Attributes

url_path
/a69d09b357e06b52.php

Signatures

Detects HijackLoader (aka IDAT Loader) 1 IoCs

Processes:

resource yara_rule

behavioral1/memory/2272-0-0x00000000007C0000-0x00000000008A8000-memory.dmp family_hijackloader
HijackLoader
HijackLoader is a multistage loader first seen in 2023.
loader hijackloader
Stealc
Stealc is an infostealer written in C++.
stealer stealc
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

960 cmd.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

hijackloader_stealc_new_hash.exe

description pid process target process

PID 2272 set thread context of 960 2272 hijackloader_stealc_new_hash.exe cmd.exe

resource	yara_rule
behavioral1/memory/2272-0-0x00000000007C0000-0x00000000008A8000-memory.dmp	family_hijackloader

pid	process
960	cmd.exe

description	pid	process	target process
PID 2272 set thread context of 960	2272	hijackloader_stealc_new_hash.exe	cmd.exe

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

taskmgr.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000	taskmgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A	taskmgr.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\FriendlyName	taskmgr.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

hijackloader_stealc_new_hash.exepowershell.execmd.exetaskmgr.exe

pid	process
2272	hijackloader_stealc_new_hash.exe
2272	hijackloader_stealc_new_hash.exe
4464	powershell.exe
4464	powershell.exe
960	cmd.exe
960	cmd.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

taskmgr.exe

pid process

2164 taskmgr.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

hijackloader_stealc_new_hash.execmd.exe

pid process

2272 hijackloader_stealc_new_hash.exe
960 cmd.exe
Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

powershell.exetaskmgr.exe

description pid process

Token: SeDebugPrivilege 4464 powershell.exe
Token: SeDebugPrivilege 2164 taskmgr.exe
Token: SeSystemProfilePrivilege 2164 taskmgr.exe
Token: SeCreateGlobalPrivilege 2164 taskmgr.exe

description	pid	process
Token: SeDebugPrivilege	4464	powershell.exe
Token: SeDebugPrivilege	2164	taskmgr.exe
Token: SeSystemProfilePrivilege	2164	taskmgr.exe
Token: SeCreateGlobalPrivilege	2164	taskmgr.exe

Suspicious use of FindShellTrayWindow 64 IoCs

Processes:

taskmgr.exe

pid	process
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe

Suspicious use of SendNotifyMessage 64 IoCs

Processes:

taskmgr.exe

pid	process
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe
2164	taskmgr.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

hijackloader_stealc_new_hash.execmd.exe

description	pid	process	target process
PID 2272 wrote to memory of 960	2272	hijackloader_stealc_new_hash.exe	cmd.exe
PID 2272 wrote to memory of 960	2272	hijackloader_stealc_new_hash.exe	cmd.exe
PID 2272 wrote to memory of 960	2272	hijackloader_stealc_new_hash.exe	cmd.exe
PID 2272 wrote to memory of 960	2272	hijackloader_stealc_new_hash.exe	cmd.exe
PID 960 wrote to memory of 4012	960	cmd.exe	explorer.exe
PID 960 wrote to memory of 4012	960	cmd.exe	explorer.exe
PID 960 wrote to memory of 4012	960	cmd.exe	explorer.exe
PID 960 wrote to memory of 4012	960	cmd.exe	explorer.exe

C:\Users\Admin\AppData\Local\Temp\hijackloader_stealc_new_hash.exe
"C:\Users\Admin\AppData\Local\Temp\hijackloader_stealc_new_hash.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2272

C:\Windows\SysWOW64\cmd.exe
C:\Windows\SysWOW64\cmd.exe
2⤵
- Deletes itself
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:960

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
PID:4012

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4464

C:\Windows\system32\taskmgr.exe
"C:\Windows\system32\taskmgr.exe" /4
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2164

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ibyitawl.2up.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\a34d791a
Filesize
861KB

MD5
4ebe8fc86c2e9fe9a1a54b8873d1e61a

SHA1
00801897c657083cef0b54d661013bf491bdc497

SHA256
6776548198efb97abbfdfc0627d00b555fab07b3d79fe0bbe97f0a5bd7fe9bdd

SHA512
5bb3fee714a80fc9f3d5d9e23436f16f08a5cb8dd2aa00a765bfe8fdd4642b30de9196ff11668b390c345dde47ee19de4a58b1d62032cef0deec23de772ad01e

Download Submit
memory/960-24-0x0000000074C71000-0x0000000074C7F000-memory.dmp

Filesize
56KB

Download
memory/960-35-0x0000000074C71000-0x0000000074C7F000-memory.dmp

Filesize
56KB

Download
memory/960-33-0x0000000074C70000-0x0000000074DEB000-memory.dmp

Filesize
1.5MB

Download
memory/960-29-0x0000000074C70000-0x0000000074DEB000-memory.dmp

Filesize
1.5MB

Download
memory/960-28-0x0000000074C70000-0x0000000074DEB000-memory.dmp

Filesize
1.5MB

Download
memory/960-26-0x00007FFAFF090000-0x00007FFAFF285000-memory.dmp

Filesize
2.0MB

Download
memory/2164-51-0x00000209D5450000-0x00000209D5451000-memory.dmp

Filesize
4KB

Download
memory/2164-55-0x00000209D5450000-0x00000209D5451000-memory.dmp

Filesize
4KB

Download
memory/2164-53-0x00000209D5450000-0x00000209D5451000-memory.dmp

Filesize
4KB

Download
memory/2164-54-0x00000209D5450000-0x00000209D5451000-memory.dmp

Filesize
4KB

Download
memory/2164-45-0x00000209D5450000-0x00000209D5451000-memory.dmp

Filesize
4KB

Download
memory/2164-52-0x00000209D5450000-0x00000209D5451000-memory.dmp

Filesize
4KB

Download
memory/2164-44-0x00000209D5450000-0x00000209D5451000-memory.dmp

Filesize
4KB

Download
memory/2164-50-0x00000209D5450000-0x00000209D5451000-memory.dmp

Filesize
4KB

Download
memory/2164-46-0x00000209D5450000-0x00000209D5451000-memory.dmp

Filesize
4KB

Download
memory/2164-56-0x00000209D5450000-0x00000209D5451000-memory.dmp

Filesize
4KB

Download
memory/2272-3-0x0000000074C82000-0x0000000074C84000-memory.dmp

Filesize
8KB

Download
memory/2272-0-0x00000000007C0000-0x00000000008A8000-memory.dmp

Filesize
928KB

Download
memory/2272-2-0x00007FFAFF090000-0x00007FFAFF285000-memory.dmp

Filesize
2.0MB

Download
memory/2272-1-0x0000000074C70000-0x0000000074DEB000-memory.dmp

Filesize
1.5MB

Download
memory/2272-4-0x0000000074C70000-0x0000000074DEB000-memory.dmp

Filesize
1.5MB

Download
memory/2272-22-0x0000000074C70000-0x0000000074DEB000-memory.dmp

Filesize
1.5MB

Download
memory/4012-34-0x0000000000230000-0x000000000046C000-memory.dmp

Filesize
2.2MB

Download
memory/4012-36-0x00007FFAFF090000-0x00007FFAFF285000-memory.dmp

Filesize
2.0MB

Download
memory/4012-37-0x0000000000230000-0x000000000046C000-memory.dmp

Filesize
2.2MB

Download
memory/4012-40-0x0000000000230000-0x000000000046C000-memory.dmp

Filesize
2.2MB

Download
memory/4464-19-0x00007FFADFD30000-0x00007FFAE07F1000-memory.dmp

Filesize
10.8MB

Download
memory/4464-32-0x00007FFADFD30000-0x00007FFAE07F1000-memory.dmp

Filesize
10.8MB

Download
memory/4464-31-0x00007FFADFD33000-0x00007FFADFD35000-memory.dmp

Filesize
8KB

Download
memory/4464-21-0x000001CC4CA70000-0x000001CC4CAE6000-memory.dmp

Filesize
472KB

Download
memory/4464-20-0x000001CC4C9A0000-0x000001CC4C9E4000-memory.dmp

Filesize
272KB

Download
memory/4464-18-0x00007FFADFD30000-0x00007FFAE07F1000-memory.dmp

Filesize
10.8MB

Download
memory/4464-17-0x000001CC4BC70000-0x000001CC4BC92000-memory.dmp

Filesize
136KB

Download
memory/4464-7-0x00007FFADFD33000-0x00007FFADFD35000-memory.dmp

Filesize
8KB

Download