tinba | a5a707fd5fb89d090d421259fb2bd2c96f95b1947fccace1db372cea6a5e2309

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
11/01/2025, 00:42

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General

Target

JaffaCakes118_f289c83746a93cde20b78d781f4e59d4.exe
Size

34KB
MD5

f289c83746a93cde20b78d781f4e59d4
SHA1

5407cac585162fab01e19ec06dc5300c6229bba6
SHA256

a5a707fd5fb89d090d421259fb2bd2c96f95b1947fccace1db372cea6a5e2309
SHA512

db1aa4180254aafc8c3df6a396f991c64af9d4aa95e9967f77e98060b35bb7e70ac481ff13ee4238ff586948d78353f890f033ce43a3a08a9018269e9dc8bfc0
SSDEEP

768:ip22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:ipYoX58z1uirL98xMWnT0OQ9J2

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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\08D9B190 = "C:\\Users\\Admin\\AppData\\Roaming\\08D9B190\\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/2904-0-0x0000000000400000-0x0000000000417000-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_f289c83746a93cde20b78d781f4e59d4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2336	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2904 wrote to memory of 2336	2904	JaffaCakes118_f289c83746a93cde20b78d781f4e59d4.exe	29
PID 2904 wrote to memory of 2336	2904	JaffaCakes118_f289c83746a93cde20b78d781f4e59d4.exe	29
PID 2904 wrote to memory of 2336	2904	JaffaCakes118_f289c83746a93cde20b78d781f4e59d4.exe	29
PID 2904 wrote to memory of 2336	2904	JaffaCakes118_f289c83746a93cde20b78d781f4e59d4.exe	29
PID 2904 wrote to memory of 2336	2904	JaffaCakes118_f289c83746a93cde20b78d781f4e59d4.exe	29
PID 2336 wrote to memory of 1184	2336	winver.exe	21
PID 2336 wrote to memory of 1104	2336	winver.exe	19
PID 2336 wrote to memory of 1156	2336	winver.exe	20
PID 2336 wrote to memory of 1184	2336	winver.exe	21
PID 2336 wrote to memory of 1176	2336	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1184
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f289c83746a93cde20b78d781f4e59d4.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f289c83746a93cde20b78d781f4e59d4.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2904
- - 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:2336

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1176

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/1104-26-0x0000000002070000-0x0000000002076000-memory.dmp

Filesize
24KB

Download
memory/1104-35-0x0000000002070000-0x0000000002076000-memory.dmp

Filesize
24KB

Download
memory/1104-27-0x0000000077391000-0x0000000077392000-memory.dmp

Filesize
4KB

Download
memory/1156-29-0x0000000077391000-0x0000000077392000-memory.dmp

Filesize
4KB

Download
memory/1156-28-0x0000000001E20000-0x0000000001E26000-memory.dmp

Filesize
24KB

Download
memory/1156-19-0x0000000001E20000-0x0000000001E26000-memory.dmp

Filesize
24KB

Download
memory/1176-24-0x0000000001E80000-0x0000000001E86000-memory.dmp

Filesize
24KB

Download
memory/1176-25-0x0000000077391000-0x0000000077392000-memory.dmp

Filesize
4KB

Download
memory/1176-23-0x0000000001E80000-0x0000000001E86000-memory.dmp

Filesize
24KB

Download
memory/1184-10-0x0000000077391000-0x0000000077392000-memory.dmp

Filesize
4KB

Download
memory/1184-21-0x00000000024E0000-0x00000000024E6000-memory.dmp

Filesize
24KB

Download
memory/1184-2-0x0000000002530000-0x0000000002536000-memory.dmp

Filesize
24KB

Download
memory/1184-3-0x0000000002530000-0x0000000002536000-memory.dmp

Filesize
24KB

Download
memory/1184-4-0x0000000002530000-0x0000000002536000-memory.dmp

Filesize
24KB

Download
memory/1184-30-0x00000000024E0000-0x00000000024E6000-memory.dmp

Filesize
24KB

Download
memory/2336-11-0x0000000077340000-0x00000000774E9000-memory.dmp

Filesize
1.7MB

Download
memory/2336-6-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2336-7-0x0000000077540000-0x0000000077541000-memory.dmp

Filesize
4KB

Download
memory/2336-8-0x000000007753F000-0x0000000077540000-memory.dmp

Filesize
4KB

Download
memory/2336-9-0x000000007753F000-0x0000000077541000-memory.dmp

Filesize
8KB

Download
memory/2336-31-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2336-36-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/2904-13-0x0000000001DC0000-0x00000000027C0000-memory.dmp

Filesize
10.0MB

Download
memory/2904-12-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2904-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2904-5-0x0000000001DC0000-0x00000000027C0000-memory.dmp

Filesize
10.0MB

Download
memory/2904-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download