9de7bad6c008475fc6b83764c55296f7e45a32342c445c46ce3e384737ad30fe

Analysis

max time kernel
150s
max time network
133s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
29/01/2024, 06:32

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General

Target

7f2330def39913a8dfa6252f81637197.exe
Size

249KB
MD5

7f2330def39913a8dfa6252f81637197
SHA1

5f4e7714e7a278ad5279a62f1b352e80252c934d
SHA256

9de7bad6c008475fc6b83764c55296f7e45a32342c445c46ce3e384737ad30fe
SHA512

e26e44875fcb4d963b44352abacb537cd2df9a3feeffe03521b0e6858287d98e8c1c48f377bf5ed314e062c6b7a89f3c5b5932e41f57601dbae8e69988b1cb47
SSDEEP

6144:IM0Ky/jFZofhxOeqKlusmJTZVDcgR2Ge0Uxe955WMenawoS:IM0KybFZShMeqqufpXDJQGexGjHwoS

Score

7^/10

persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
2696	Recycle.Bin.exe
2844	Recycle.Bin.exe
2724	SaK4395.exe

Loads dropped DLL 5 IoCs

pid	Process
1504	7f2330def39913a8dfa6252f81637197.exe
1504	7f2330def39913a8dfa6252f81637197.exe
2696	Recycle.Bin.exe
2844	Recycle.Bin.exe
2844	Recycle.Bin.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

UPX packed file 16 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2432-0-0x0000000000400000-0x0000000000752000-memory.dmp	upx
behavioral1/memory/1504-3-0x0000000000400000-0x0000000000460000-memory.dmp	upx
behavioral1/memory/1504-5-0x0000000000400000-0x0000000000460000-memory.dmp	upx
behavioral1/memory/1504-7-0x0000000000400000-0x0000000000460000-memory.dmp	upx
behavioral1/memory/1504-9-0x0000000000400000-0x0000000000460000-memory.dmp	upx
behavioral1/memory/1504-11-0x0000000000400000-0x0000000000460000-memory.dmp	upx
behavioral1/memory/2432-12-0x0000000000400000-0x0000000000752000-memory.dmp	upx
behavioral1/memory/1504-14-0x0000000000400000-0x0000000000460000-memory.dmp	upx
behavioral1/files/0x00310000000142c9-23.dat	upx
behavioral1/memory/1504-30-0x0000000000AC0000-0x0000000000E12000-memory.dmp	upx
behavioral1/memory/2696-32-0x0000000000400000-0x0000000000752000-memory.dmp	upx
behavioral1/memory/2696-39-0x0000000000400000-0x0000000000752000-memory.dmp	upx
behavioral1/memory/1504-42-0x0000000000400000-0x0000000000460000-memory.dmp	upx
behavioral1/memory/2844-47-0x0000000000400000-0x0000000000460000-memory.dmp	upx
behavioral1/memory/2844-67-0x0000000000400000-0x0000000000460000-memory.dmp	upx
behavioral1/memory/2724-88-0x00000000028D0000-0x0000000002A94000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Windows\CurrentVersion\Run\0A3UUE7EUYVV4Y9GMAGABZJZUNQV = "C:\\Recycle.Bin\\Recycle.Bin.exe /q"	SaK4395.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2432 set thread context of 1504	2432	7f2330def39913a8dfa6252f81637197.exe	28
PID 2696 set thread context of 2844	2696	Recycle.Bin.exe	30

Modifies Internet Explorer Phishing Filter 1 TTPs 3 IoCs

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\PhishingFilter	SaK4395.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\PhishingFilter\EnabledV8 = "0"	SaK4395.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\PhishingFilter\ShownServiceDownBalloon = "0"	SaK4395.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Recovery	SaK4395.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Recovery\ClearBrowsingHistoryOnExit = "0"	SaK4395.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1504	7f2330def39913a8dfa6252f81637197.exe
1504	7f2330def39913a8dfa6252f81637197.exe
2844	Recycle.Bin.exe
2724	SaK4395.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	1504	7f2330def39913a8dfa6252f81637197.exe
Token: SeDebugPrivilege	1504	7f2330def39913a8dfa6252f81637197.exe
Token: SeDebugPrivilege	1504	7f2330def39913a8dfa6252f81637197.exe
Token: SeDebugPrivilege	1504	7f2330def39913a8dfa6252f81637197.exe
Token: SeDebugPrivilege	2844	Recycle.Bin.exe
Token: SeDebugPrivilege	2844	Recycle.Bin.exe
Token: SeDebugPrivilege	2724	SaK4395.exe
Token: SeDebugPrivilege	2724	SaK4395.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2432	7f2330def39913a8dfa6252f81637197.exe
2696	Recycle.Bin.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2432 wrote to memory of 1504	2432	7f2330def39913a8dfa6252f81637197.exe	28
PID 2432 wrote to memory of 1504	2432	7f2330def39913a8dfa6252f81637197.exe	28
PID 2432 wrote to memory of 1504	2432	7f2330def39913a8dfa6252f81637197.exe	28
PID 2432 wrote to memory of 1504	2432	7f2330def39913a8dfa6252f81637197.exe	28
PID 2432 wrote to memory of 1504	2432	7f2330def39913a8dfa6252f81637197.exe	28
PID 2432 wrote to memory of 1504	2432	7f2330def39913a8dfa6252f81637197.exe	28
PID 2432 wrote to memory of 1504	2432	7f2330def39913a8dfa6252f81637197.exe	28
PID 2432 wrote to memory of 1504	2432	7f2330def39913a8dfa6252f81637197.exe	28
PID 2432 wrote to memory of 1504	2432	7f2330def39913a8dfa6252f81637197.exe	28
PID 1504 wrote to memory of 2696	1504	7f2330def39913a8dfa6252f81637197.exe	29
PID 1504 wrote to memory of 2696	1504	7f2330def39913a8dfa6252f81637197.exe	29
PID 1504 wrote to memory of 2696	1504	7f2330def39913a8dfa6252f81637197.exe	29
PID 1504 wrote to memory of 2696	1504	7f2330def39913a8dfa6252f81637197.exe	29
PID 2696 wrote to memory of 2844	2696	Recycle.Bin.exe	30
PID 2696 wrote to memory of 2844	2696	Recycle.Bin.exe	30
PID 2696 wrote to memory of 2844	2696	Recycle.Bin.exe	30
PID 2696 wrote to memory of 2844	2696	Recycle.Bin.exe	30
PID 2696 wrote to memory of 2844	2696	Recycle.Bin.exe	30
PID 2696 wrote to memory of 2844	2696	Recycle.Bin.exe	30
PID 2696 wrote to memory of 2844	2696	Recycle.Bin.exe	30
PID 2696 wrote to memory of 2844	2696	Recycle.Bin.exe	30
PID 2696 wrote to memory of 2844	2696	Recycle.Bin.exe	30
PID 2844 wrote to memory of 2724	2844	Recycle.Bin.exe	32
PID 2844 wrote to memory of 2724	2844	Recycle.Bin.exe	32
PID 2844 wrote to memory of 2724	2844	Recycle.Bin.exe	32
PID 2844 wrote to memory of 2724	2844	Recycle.Bin.exe	32
PID 2844 wrote to memory of 2724	2844	Recycle.Bin.exe	32
PID 2844 wrote to memory of 2724	2844	Recycle.Bin.exe	32

C:\Users\Admin\AppData\Local\Temp\7f2330def39913a8dfa6252f81637197.exe
"C:\Users\Admin\AppData\Local\Temp\7f2330def39913a8dfa6252f81637197.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2432
- C:\Users\Admin\AppData\Local\Temp\7f2330def39913a8dfa6252f81637197.exe
  C:\Users\Admin\AppData\Local\Temp\7f2330def39913a8dfa6252f81637197.exe
  2⤵
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1504
- - C:\Recycle.Bin\Recycle.Bin.exe
    "C:\Recycle.Bin\Recycle.Bin.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2696
  - - C:\Recycle.Bin\Recycle.Bin.exe
      C:\Recycle.Bin\Recycle.Bin.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2844
    - - C:\Users\Admin\AppData\Local\Temp\SaK4395.exe
        
        "C:\Users\Admin\AppData\Local\Temp\SaK4395.exe"
        5⤵
        Executes dropped EXE
        Adds Run key to start application
        Modifies Internet Explorer Phishing Filter
        Modifies Internet Explorer settings
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2724

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Recycle.Bin\config.bin

Filesize
4KB

MD5
649ff12ebf081a1e7f3a283753b82a1b

SHA1
c79757cfa811a1d27a7bae0c3f366c779aab457a

SHA256
311da4bc1cd00e3d85994738b84171ca59d69ff70fea4c8e94d831199d2a4097

SHA512
61b27d2d184efe36765eb1a303dcd19ec6395b748b06ce9d43cb547fd5842e2f26839821a8851b56083192f5aed6827deeaeedd80cd9315476042283d120ac73

Download Submit
\Recycle.Bin\Recycle.Bin.exe

Filesize
249KB

MD5
7f2330def39913a8dfa6252f81637197

SHA1
5f4e7714e7a278ad5279a62f1b352e80252c934d

SHA256
9de7bad6c008475fc6b83764c55296f7e45a32342c445c46ce3e384737ad30fe

SHA512
e26e44875fcb4d963b44352abacb537cd2df9a3feeffe03521b0e6858287d98e8c1c48f377bf5ed314e062c6b7a89f3c5b5932e41f57601dbae8e69988b1cb47

Download Submit
\Users\Admin\AppData\Local\Temp\SaK4395.exe

Filesize
3KB

MD5
29090b6b4d6605a97ac760d06436ac2d

SHA1
d929d3389642e52bae5ad8512293c9c4d3e4fab5

SHA256
98a24f0caf5b578e230e6f1103a5fba6aecb28a9128cad5520fcde546d643272

SHA512
9121ec42fa66e14a4fc3932c8dbcc8fb1a93ab9de00da57a82e176faa70b73f6992f8c5e2ab52c02fc28c8f0c59aee73b6fbbd39107db7d15105054f4390e9be

Download Submit
memory/1504-21-0x00000000773CF000-0x00000000773D1000-memory.dmp

Filesize
8KB

Download
memory/1504-7-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/1504-11-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/1504-13-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1504-3-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/1504-14-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/1504-15-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1504-17-0x0000000000030000-0x0000000000031000-memory.dmp

Filesize
4KB

Download
memory/1504-16-0x0000000000030000-0x0000000000031000-memory.dmp

Filesize
4KB

Download
memory/1504-5-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/1504-22-0x0000000000020000-0x0000000000022000-memory.dmp

Filesize
8KB

Download
memory/1504-9-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/1504-30-0x0000000000AC0000-0x0000000000E12000-memory.dmp

Filesize
3.3MB

Download
memory/1504-54-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1504-34-0x0000000000AC0000-0x0000000000E12000-memory.dmp

Filesize
3.3MB

Download
memory/1504-85-0x0000000000AC0000-0x0000000000E12000-memory.dmp

Filesize
3.3MB

Download
memory/1504-87-0x00000000005F0000-0x00000000008BF000-memory.dmp

Filesize
2.8MB

Download
memory/1504-42-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2432-0-0x0000000000400000-0x0000000000752000-memory.dmp

Filesize
3.3MB

Download
memory/2432-12-0x0000000000400000-0x0000000000752000-memory.dmp

Filesize
3.3MB

Download
memory/2696-39-0x0000000000400000-0x0000000000752000-memory.dmp

Filesize
3.3MB

Download
memory/2696-37-0x0000000002CC0000-0x0000000003012000-memory.dmp

Filesize
3.3MB

Download
memory/2696-32-0x0000000000400000-0x0000000000752000-memory.dmp

Filesize
3.3MB

Download
memory/2724-81-0x0000000000160000-0x0000000000165000-memory.dmp

Filesize
20KB

Download
memory/2724-90-0x00000000028D0000-0x0000000002A94000-memory.dmp

Filesize
1.8MB

Download
memory/2724-68-0x00000000002E0000-0x000000000032D000-memory.dmp

Filesize
308KB

Download
memory/2724-70-0x00000000002E0000-0x000000000032D000-memory.dmp

Filesize
308KB

Download
memory/2724-117-0x00000000028D0000-0x0000000002A94000-memory.dmp

Filesize
1.8MB

Download
memory/2724-72-0x00000000002E0000-0x000000000032D000-memory.dmp

Filesize
308KB

Download
memory/2724-77-0x00000000002E0000-0x000000000032D000-memory.dmp

Filesize
308KB

Download
memory/2724-115-0x00000000002E0000-0x000000000032D000-memory.dmp

Filesize
308KB

Download
memory/2724-76-0x0000000000160000-0x0000000000165000-memory.dmp

Filesize
20KB

Download
memory/2724-62-0x00000000002E0000-0x000000000032D000-memory.dmp

Filesize
308KB

Download
memory/2724-82-0x0000000002410000-0x0000000002450000-memory.dmp

Filesize
256KB

Download
memory/2724-80-0x00000000002E0000-0x000000000032D000-memory.dmp

Filesize
308KB

Download
memory/2724-83-0x0000000001000000-0x0000000001004000-memory.dmp

Filesize
16KB

Download
memory/2724-74-0x00000000002E0000-0x000000000032D000-memory.dmp

Filesize
308KB

Download
memory/2724-114-0x00000000028D0000-0x0000000002A94000-memory.dmp

Filesize
1.8MB

Download
memory/2724-113-0x00000000028D0000-0x0000000002A94000-memory.dmp

Filesize
1.8MB

Download
memory/2724-112-0x00000000028D0000-0x0000000002A94000-memory.dmp

Filesize
1.8MB

Download
memory/2724-84-0x00000000028D0000-0x0000000002A94000-memory.dmp

Filesize
1.8MB

Download
memory/2724-111-0x00000000028D0000-0x0000000002A94000-memory.dmp

Filesize
1.8MB

Download
memory/2724-88-0x00000000028D0000-0x0000000002A94000-memory.dmp

Filesize
1.8MB

Download
memory/2724-89-0x00000000028D0000-0x0000000002A94000-memory.dmp

Filesize
1.8MB

Download
memory/2724-69-0x00000000002E0000-0x000000000032D000-memory.dmp

Filesize
308KB

Download
memory/2724-92-0x00000000028D0000-0x0000000002A94000-memory.dmp

Filesize
1.8MB

Download
memory/2724-91-0x00000000028D0000-0x0000000002A94000-memory.dmp

Filesize
1.8MB

Download
memory/2724-93-0x00000000028D0000-0x0000000002A94000-memory.dmp

Filesize
1.8MB

Download
memory/2724-94-0x00000000028D0000-0x0000000002A94000-memory.dmp

Filesize
1.8MB

Download
memory/2724-110-0x00000000028D0000-0x0000000002A94000-memory.dmp

Filesize
1.8MB

Download
memory/2724-109-0x00000000028D0000-0x0000000002A94000-memory.dmp

Filesize
1.8MB

Download
memory/2724-97-0x00000000002E0000-0x000000000032D000-memory.dmp

Filesize
308KB

Download
memory/2724-98-0x0000000002410000-0x0000000002450000-memory.dmp

Filesize
256KB

Download
memory/2724-99-0x00000000028D0000-0x0000000002A94000-memory.dmp

Filesize
1.8MB

Download
memory/2724-100-0x00000000028D0000-0x0000000002A94000-memory.dmp

Filesize
1.8MB

Download
memory/2724-101-0x00000000028D0000-0x0000000002A94000-memory.dmp

Filesize
1.8MB

Download
memory/2724-108-0x00000000028D0000-0x0000000002A94000-memory.dmp

Filesize
1.8MB

Download
memory/2844-96-0x0000000001F00000-0x0000000002010000-memory.dmp

Filesize
1.1MB

Download
memory/2844-50-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2844-49-0x00000000002E0000-0x000000000032D000-memory.dmp

Filesize
308KB

Download
memory/2844-48-0x00000000002E0000-0x000000000032D000-memory.dmp

Filesize
308KB

Download
memory/2844-60-0x00000000002E0000-0x000000000032D000-memory.dmp

Filesize
308KB

Download
memory/2844-47-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2844-79-0x0000000001F00000-0x0000000002010000-memory.dmp

Filesize
1.1MB

Download
memory/2844-67-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download