tinba | c79cee09172553b1c7f76598d29ee0f42610d680974ec1d1d034d8061e323a1f

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-01-2025 21:35

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General

Target

JaffaCakes118_d2e30871dcb62e750fa748326a9d683d.exe
Size

160KB
MD5

d2e30871dcb62e750fa748326a9d683d
SHA1

35c475a9efc4bdab2de7429d50d6a50d1af1a882
SHA256

c79cee09172553b1c7f76598d29ee0f42610d680974ec1d1d034d8061e323a1f
SHA512

ec59795ece454a269612d5256a21c860300e0fb707427f8a262eef4599503a0802cd71b9f384e995423e55538c8070a43cb26aade78c726e099af0053c84c2f5
SSDEEP

1536:eEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:VY+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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\49D05FEA = "C:\\Users\\Admin\\AppData\\Roaming\\49D05FEA\\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/2780-0-0x0000000000400000-0x0000000000428000-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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_d2e30871dcb62e750fa748326a9d683d.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2784	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2780 wrote to memory of 2784	2780	JaffaCakes118_d2e30871dcb62e750fa748326a9d683d.exe	32
PID 2780 wrote to memory of 2784	2780	JaffaCakes118_d2e30871dcb62e750fa748326a9d683d.exe	32
PID 2780 wrote to memory of 2784	2780	JaffaCakes118_d2e30871dcb62e750fa748326a9d683d.exe	32
PID 2780 wrote to memory of 2784	2780	JaffaCakes118_d2e30871dcb62e750fa748326a9d683d.exe	32
PID 2780 wrote to memory of 2784	2780	JaffaCakes118_d2e30871dcb62e750fa748326a9d683d.exe	32
PID 2784 wrote to memory of 1220	2784	winver.exe	21
PID 2784 wrote to memory of 1120	2784	winver.exe	19
PID 2784 wrote to memory of 1172	2784	winver.exe	20
PID 2784 wrote to memory of 1220	2784	winver.exe	21
PID 2784 wrote to memory of 1200	2784	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1220
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d2e30871dcb62e750fa748326a9d683d.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d2e30871dcb62e750fa748326a9d683d.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2780
- - 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:2784

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1200

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/1120-25-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/1120-26-0x0000000077811000-0x0000000077812000-memory.dmp

Filesize
4KB

Download
memory/1172-27-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/1172-19-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/1200-24-0x0000000001F50000-0x0000000001F56000-memory.dmp

Filesize
24KB

Download
memory/1200-29-0x0000000001F50000-0x0000000001F56000-memory.dmp

Filesize
24KB

Download
memory/1200-30-0x0000000077811000-0x0000000077812000-memory.dmp

Filesize
4KB

Download
memory/1220-10-0x0000000077811000-0x0000000077812000-memory.dmp

Filesize
4KB

Download
memory/1220-21-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download
memory/1220-2-0x00000000029D0000-0x00000000029D6000-memory.dmp

Filesize
24KB

Download
memory/1220-3-0x00000000029D0000-0x00000000029D6000-memory.dmp

Filesize
24KB

Download
memory/1220-28-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download
memory/1220-4-0x00000000029D0000-0x00000000029D6000-memory.dmp

Filesize
24KB

Download
memory/2780-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2780-13-0x0000000001C70000-0x0000000002670000-memory.dmp

Filesize
10.0MB

Download
memory/2780-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2780-5-0x0000000001C70000-0x0000000002670000-memory.dmp

Filesize
10.0MB

Download
memory/2780-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2784-9-0x00000000779BF000-0x00000000779C1000-memory.dmp

Filesize
8KB

Download
memory/2784-8-0x00000000779BF000-0x00000000779C0000-memory.dmp

Filesize
4KB

Download
memory/2784-11-0x00000000777C0000-0x0000000077969000-memory.dmp

Filesize
1.7MB

Download
memory/2784-6-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2784-7-0x00000000779C0000-0x00000000779C1000-memory.dmp

Filesize
4KB

Download
memory/2784-31-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download