tinba | d9a8844d02d7298e88ee3c0dd1749b40eaa45f62d4e641d5c7bbdd79488bb813

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
10-01-2025 07:33

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General

Target

JaffaCakes118_de8e595dede81eb3fce352ff5d262f92.exe
Size

160KB
MD5

de8e595dede81eb3fce352ff5d262f92
SHA1

1b4bbb639743bf5c6a4a10d1bbbdb306024be29a
SHA256

d9a8844d02d7298e88ee3c0dd1749b40eaa45f62d4e641d5c7bbdd79488bb813
SHA512

27e12a7f69de1bdade91a19876928c0ce189fd221ca66abe32742fc303fdce5e43581da59199dc9ace068f95efd1cd3e3aeabdf8cdb7f1ce79e8162232e1c3fa
SSDEEP

1536:wEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:jY+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\F9F4271D = "C:\\Users\\Admin\\AppData\\Roaming\\F9F4271D\\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/2124-0-0x0000000000400000-0x0000000000428000-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_de8e595dede81eb3fce352ff5d262f92.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe
2144	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2144	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 2144	2124	JaffaCakes118_de8e595dede81eb3fce352ff5d262f92.exe	30
PID 2124 wrote to memory of 2144	2124	JaffaCakes118_de8e595dede81eb3fce352ff5d262f92.exe	30
PID 2124 wrote to memory of 2144	2124	JaffaCakes118_de8e595dede81eb3fce352ff5d262f92.exe	30
PID 2124 wrote to memory of 2144	2124	JaffaCakes118_de8e595dede81eb3fce352ff5d262f92.exe	30
PID 2124 wrote to memory of 2144	2124	JaffaCakes118_de8e595dede81eb3fce352ff5d262f92.exe	30
PID 2144 wrote to memory of 1360	2144	winver.exe	20
PID 2144 wrote to memory of 1232	2144	winver.exe	18
PID 2144 wrote to memory of 1320	2144	winver.exe	19
PID 2144 wrote to memory of 1360	2144	winver.exe	20
PID 2144 wrote to memory of 928	2144	winver.exe	22

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1232

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1320

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1360
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_de8e595dede81eb3fce352ff5d262f92.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_de8e595dede81eb3fce352ff5d262f92.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2124
- - 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:2144

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:928

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/928-31-0x0000000000500000-0x0000000000506000-memory.dmp

Filesize
24KB

Download
memory/928-26-0x0000000000500000-0x0000000000506000-memory.dmp

Filesize
24KB

Download
memory/928-32-0x0000000077611000-0x0000000077612000-memory.dmp

Filesize
4KB

Download
memory/1232-28-0x0000000077611000-0x0000000077612000-memory.dmp

Filesize
4KB

Download
memory/1232-27-0x0000000001B40000-0x0000000001B46000-memory.dmp

Filesize
24KB

Download
memory/1320-29-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1320-21-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1360-2-0x00000000026B0000-0x00000000026B6000-memory.dmp

Filesize
24KB

Download
memory/1360-30-0x0000000001D80000-0x0000000001D86000-memory.dmp

Filesize
24KB

Download
memory/1360-4-0x00000000026B0000-0x00000000026B6000-memory.dmp

Filesize
24KB

Download
memory/1360-10-0x0000000077611000-0x0000000077612000-memory.dmp

Filesize
4KB

Download
memory/1360-3-0x00000000026B0000-0x00000000026B6000-memory.dmp

Filesize
24KB

Download
memory/1360-24-0x0000000001D80000-0x0000000001D86000-memory.dmp

Filesize
24KB

Download
memory/2124-13-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2124-14-0x0000000001D70000-0x0000000002770000-memory.dmp

Filesize
10.0MB

Download
memory/2124-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2124-5-0x0000000001D70000-0x0000000002770000-memory.dmp

Filesize
10.0MB

Download
memory/2124-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2144-11-0x00000000775C0000-0x0000000077769000-memory.dmp

Filesize
1.7MB

Download
memory/2144-6-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download
memory/2144-7-0x00000000777C0000-0x00000000777C1000-memory.dmp

Filesize
4KB

Download
memory/2144-9-0x00000000777BF000-0x00000000777C1000-memory.dmp

Filesize
8KB

Download
memory/2144-8-0x00000000777BF000-0x00000000777C0000-memory.dmp

Filesize
4KB

Download
memory/2144-33-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download