tinba | 685f9989c1e6e50d48238c4cd0c6dfafdf9a7ecbdb64ba9359bca6a240e4eb53

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
07-01-2025 14:30

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General

Target

JaffaCakes118_684b6209b8ca11659ee38adb779c04e7.exe
Size

160KB
MD5

684b6209b8ca11659ee38adb779c04e7
SHA1

f2e025b16a3aa839967563f57aac8c8678551cb7
SHA256

685f9989c1e6e50d48238c4cd0c6dfafdf9a7ecbdb64ba9359bca6a240e4eb53
SHA512

e97224e65226fe58929137d014aecf631f54ef148106a96eb21cd55fce61ca73710d7d6f4e8ce3d4af682737ec7cc48a608f8812d6f83757bbcd3e6d8bb65767
SSDEEP

1536:PEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:8Y+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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\EE7EA64F = "C:\\Users\\Admin\\AppData\\Roaming\\EE7EA64F\\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/3036-0-0x0000000000400000-0x0000000000428000-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_684b6209b8ca11659ee38adb779c04e7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe
2348	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2348	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3036 wrote to memory of 2348	3036	JaffaCakes118_684b6209b8ca11659ee38adb779c04e7.exe	31
PID 3036 wrote to memory of 2348	3036	JaffaCakes118_684b6209b8ca11659ee38adb779c04e7.exe	31
PID 3036 wrote to memory of 2348	3036	JaffaCakes118_684b6209b8ca11659ee38adb779c04e7.exe	31
PID 3036 wrote to memory of 2348	3036	JaffaCakes118_684b6209b8ca11659ee38adb779c04e7.exe	31
PID 3036 wrote to memory of 2348	3036	JaffaCakes118_684b6209b8ca11659ee38adb779c04e7.exe	31
PID 2348 wrote to memory of 1208	2348	winver.exe	21
PID 2348 wrote to memory of 1108	2348	winver.exe	19
PID 2348 wrote to memory of 1152	2348	winver.exe	20
PID 2348 wrote to memory of 1208	2348	winver.exe	21
PID 2348 wrote to memory of 1648	2348	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1152

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_684b6209b8ca11659ee38adb779c04e7.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_684b6209b8ca11659ee38adb779c04e7.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3036
- - 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:2348

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1648

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/1108-24-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1108-25-0x00000000771E1000-0x00000000771E2000-memory.dmp

Filesize
4KB

Download
memory/1152-27-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1152-19-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1208-4-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1208-2-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1208-3-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1208-26-0x0000000002100000-0x0000000002106000-memory.dmp

Filesize
24KB

Download
memory/1208-10-0x00000000771E1000-0x00000000771E2000-memory.dmp

Filesize
4KB

Download
memory/1208-21-0x0000000002100000-0x0000000002106000-memory.dmp

Filesize
24KB

Download
memory/1648-23-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1648-28-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1648-29-0x00000000771E1000-0x00000000771E2000-memory.dmp

Filesize
4KB

Download
memory/2348-6-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2348-8-0x000000007738F000-0x0000000077390000-memory.dmp

Filesize
4KB

Download
memory/2348-9-0x000000007738F000-0x0000000077391000-memory.dmp

Filesize
8KB

Download
memory/2348-11-0x0000000077190000-0x0000000077339000-memory.dmp

Filesize
1.7MB

Download
memory/2348-7-0x0000000077390000-0x0000000077391000-memory.dmp

Filesize
4KB

Download
memory/2348-30-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/3036-13-0x0000000001D60000-0x0000000002760000-memory.dmp

Filesize
10.0MB

Download
memory/3036-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/3036-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/3036-5-0x0000000001D60000-0x0000000002760000-memory.dmp

Filesize
10.0MB

Download
memory/3036-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download