tinba | 2bdb3c9dab9f8fd3b60ff99d0b8012fd4a40c349bf2c4b0d9065c57a1d7e86f1

Analysis

max time kernel
149s
max time network
154s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
05-01-2025 07:27

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General

Target

JaffaCakes118_944a119a91cde13e7f6df8c45262aea2.exe
Size

160KB
MD5

944a119a91cde13e7f6df8c45262aea2
SHA1

236d4cd46ea7d207e396986e4efc8a371dd70ca0
SHA256

2bdb3c9dab9f8fd3b60ff99d0b8012fd4a40c349bf2c4b0d9065c57a1d7e86f1
SHA512

0e82747048bc7e1af784adeebb4a111f0bd65ad9a9f13c3dd664785ac43e55a4cfed4372c1c46ce1d229eb60b3f8dedbf574623346e032ebc4134dccc60952a9
SSDEEP

1536:cEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:/Y+4MiIkLZJNAQ9J6v

Score

10^/10

tinba banker discovery persistence trojan upx

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker tinba
Tinba family
tinba

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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\85A64652 = "C:\\Users\\Admin\\AppData\\Roaming\\85A64652\\bin.exe"	winver.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3004-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 2 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	JaffaCakes118_944a119a91cde13e7f6df8c45262aea2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2512	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3004 wrote to memory of 2512	3004	JaffaCakes118_944a119a91cde13e7f6df8c45262aea2.exe	30
PID 3004 wrote to memory of 2512	3004	JaffaCakes118_944a119a91cde13e7f6df8c45262aea2.exe	30
PID 3004 wrote to memory of 2512	3004	JaffaCakes118_944a119a91cde13e7f6df8c45262aea2.exe	30
PID 3004 wrote to memory of 2512	3004	JaffaCakes118_944a119a91cde13e7f6df8c45262aea2.exe	30
PID 3004 wrote to memory of 2512	3004	JaffaCakes118_944a119a91cde13e7f6df8c45262aea2.exe	30
PID 2512 wrote to memory of 1188	2512	winver.exe	20
PID 2512 wrote to memory of 1112	2512	winver.exe	18
PID 2512 wrote to memory of 1164	2512	winver.exe	19
PID 2512 wrote to memory of 1188	2512	winver.exe	20
PID 2512 wrote to memory of 1644	2512	winver.exe	24

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1188
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_944a119a91cde13e7f6df8c45262aea2.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_944a119a91cde13e7f6df8c45262aea2.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3004
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2512

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1644

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

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1112-26-0x0000000077B61000-0x0000000077B62000-memory.dmp

Filesize
4KB

Download
memory/1112-25-0x0000000001C40000-0x0000000001C46000-memory.dmp

Filesize
24KB

Download
memory/1164-30-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1164-20-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1188-27-0x0000000001CF0000-0x0000000001CF6000-memory.dmp

Filesize
24KB

Download
memory/1188-2-0x0000000001D10000-0x0000000001D16000-memory.dmp

Filesize
24KB

Download
memory/1188-3-0x0000000001D10000-0x0000000001D16000-memory.dmp

Filesize
24KB

Download
memory/1188-10-0x0000000077B61000-0x0000000077B62000-memory.dmp

Filesize
4KB

Download
memory/1188-4-0x0000000001D10000-0x0000000001D16000-memory.dmp

Filesize
24KB

Download
memory/1188-22-0x0000000001CF0000-0x0000000001CF6000-memory.dmp

Filesize
24KB

Download
memory/1644-28-0x0000000001E50000-0x0000000001E56000-memory.dmp

Filesize
24KB

Download
memory/1644-29-0x0000000077B61000-0x0000000077B62000-memory.dmp

Filesize
4KB

Download
memory/1644-24-0x0000000001E50000-0x0000000001E56000-memory.dmp

Filesize
24KB

Download
memory/2512-11-0x0000000077B10000-0x0000000077CB9000-memory.dmp

Filesize
1.7MB

Download
memory/2512-6-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/2512-7-0x0000000077D10000-0x0000000077D11000-memory.dmp

Filesize
4KB

Download
memory/2512-8-0x0000000077D0F000-0x0000000077D10000-memory.dmp

Filesize
4KB

Download
memory/2512-9-0x0000000077D0F000-0x0000000077D11000-memory.dmp

Filesize
8KB

Download
memory/2512-31-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/3004-14-0x0000000001C90000-0x0000000002690000-memory.dmp

Filesize
10.0MB

Download
memory/3004-13-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/3004-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/3004-5-0x0000000001C90000-0x0000000002690000-memory.dmp

Filesize
10.0MB

Download
memory/3004-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download