tinba | bd2dcebe432ce003e54ad4a44986708259a14164d211b4e0f3c374a4fd7e4d77

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-01-2025 17:36

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General

Target

JaffaCakes118_705b65e185cd1fa3a3b5806697ca9ee8.exe
Size

89KB
MD5

705b65e185cd1fa3a3b5806697ca9ee8
SHA1

c6fb9dee91bafef0ed016719a10553cdf660878d
SHA256

bd2dcebe432ce003e54ad4a44986708259a14164d211b4e0f3c374a4fd7e4d77
SHA512

546338f5c20b4e4ffd6e9b448eaf9a7ba982eab598414e7358322531a97516b8518c64174e6b792e7f59bf4c656d98fa2a87648a36f5c6948e24f54fda23d816
SSDEEP

1536:Yr+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7e:K+4MJIkLZJNAQ9Jo9e

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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\A0FD5A2C = "C:\\Users\\Admin\\AppData\\Roaming\\A0FD5A2C\\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/3044-0-0x0000000000400000-0x0000000000418000-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_705b65e185cd1fa3a3b5806697ca9ee8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe
2668	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2668	winver.exe
1224	Explorer.EXE
1224	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1224	Explorer.EXE
1224	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 2668	3044	JaffaCakes118_705b65e185cd1fa3a3b5806697ca9ee8.exe	31
PID 3044 wrote to memory of 2668	3044	JaffaCakes118_705b65e185cd1fa3a3b5806697ca9ee8.exe	31
PID 3044 wrote to memory of 2668	3044	JaffaCakes118_705b65e185cd1fa3a3b5806697ca9ee8.exe	31
PID 3044 wrote to memory of 2668	3044	JaffaCakes118_705b65e185cd1fa3a3b5806697ca9ee8.exe	31
PID 3044 wrote to memory of 2668	3044	JaffaCakes118_705b65e185cd1fa3a3b5806697ca9ee8.exe	31
PID 2668 wrote to memory of 1224	2668	winver.exe	21
PID 2668 wrote to memory of 1092	2668	winver.exe	19
PID 2668 wrote to memory of 1156	2668	winver.exe	20
PID 2668 wrote to memory of 1224	2668	winver.exe	21
PID 2668 wrote to memory of 1704	2668	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1092

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1156

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1224
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_705b65e185cd1fa3a3b5806697ca9ee8.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_705b65e185cd1fa3a3b5806697ca9ee8.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3044
- - 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:2668

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1704

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/1092-27-0x0000000077A41000-0x0000000077A42000-memory.dmp

Filesize
4KB

Download
memory/1092-26-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/1156-35-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1156-21-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1156-30-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1224-10-0x0000000077A41000-0x0000000077A42000-memory.dmp

Filesize
4KB

Download
memory/1224-32-0x00000000024C0000-0x00000000024C6000-memory.dmp

Filesize
24KB

Download
memory/1224-3-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/1224-23-0x00000000024C0000-0x00000000024C6000-memory.dmp

Filesize
24KB

Download
memory/1224-2-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/1224-4-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/1704-25-0x0000000001D70000-0x0000000001D76000-memory.dmp

Filesize
24KB

Download
memory/1704-28-0x0000000001D70000-0x0000000001D76000-memory.dmp

Filesize
24KB

Download
memory/1704-29-0x0000000077A41000-0x0000000077A42000-memory.dmp

Filesize
4KB

Download
memory/2668-8-0x0000000077BEF000-0x0000000077BF0000-memory.dmp

Filesize
4KB

Download
memory/2668-37-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/2668-9-0x0000000077BEF000-0x0000000077BF1000-memory.dmp

Filesize
8KB

Download
memory/2668-6-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2668-31-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2668-7-0x0000000077BF0000-0x0000000077BF1000-memory.dmp

Filesize
4KB

Download
memory/2668-11-0x00000000779F0000-0x0000000077B99000-memory.dmp

Filesize
1.7MB

Download
memory/3044-5-0x0000000001D80000-0x0000000002780000-memory.dmp

Filesize
10.0MB

Download
memory/3044-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/3044-12-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/3044-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/3044-13-0x0000000001D80000-0x0000000002780000-memory.dmp

Filesize
10.0MB

Download