tinba | 51519e60ffa732ef5435439debbc86a6dabb99b1f104b88480a9da9e4b20a239

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
31-12-2024 17:14

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General

Target

JaffaCakes118_2abb82a00fb206277d588410c82c50cb.exe
Size

34KB
MD5

2abb82a00fb206277d588410c82c50cb
SHA1

7f46c54ccaf3693772478b2ef414dade96ff4be0
SHA256

51519e60ffa732ef5435439debbc86a6dabb99b1f104b88480a9da9e4b20a239
SHA512

44dbd0a08dd5419725abf47fd17110e310c381e8a8eeed4c28bd9458bd774eb7cd78b8e684ca9ebb35a7fa4e2528b3693cb5a3709dacfad5352bfe5ed7400531
SSDEEP

768:Ump22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:5pYoX58z1uirL98xMWnT0OQ9J2

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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\1268189E = "C:\\Users\\Admin\\AppData\\Roaming\\1268189E\\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/2708-0-0x0000000000400000-0x0000000000417000-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_2abb82a00fb206277d588410c82c50cb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2100	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 2100	2708	JaffaCakes118_2abb82a00fb206277d588410c82c50cb.exe	31
PID 2708 wrote to memory of 2100	2708	JaffaCakes118_2abb82a00fb206277d588410c82c50cb.exe	31
PID 2708 wrote to memory of 2100	2708	JaffaCakes118_2abb82a00fb206277d588410c82c50cb.exe	31
PID 2708 wrote to memory of 2100	2708	JaffaCakes118_2abb82a00fb206277d588410c82c50cb.exe	31
PID 2708 wrote to memory of 2100	2708	JaffaCakes118_2abb82a00fb206277d588410c82c50cb.exe	31
PID 2100 wrote to memory of 1204	2100	winver.exe	21
PID 2100 wrote to memory of 1116	2100	winver.exe	19
PID 2100 wrote to memory of 1176	2100	winver.exe	20
PID 2100 wrote to memory of 1204	2100	winver.exe	21
PID 2100 wrote to memory of 1500	2100	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1204
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2abb82a00fb206277d588410c82c50cb.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2abb82a00fb206277d588410c82c50cb.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2708
- - 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:2100

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1500

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/1116-24-0x0000000001FB0000-0x0000000001FB6000-memory.dmp

Filesize
24KB

Download
memory/1116-25-0x0000000077BD1000-0x0000000077BD2000-memory.dmp

Filesize
4KB

Download
memory/1176-21-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1176-30-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1204-23-0x0000000002D70000-0x0000000002D76000-memory.dmp

Filesize
24KB

Download
memory/1204-4-0x0000000002DC0000-0x0000000002DC6000-memory.dmp

Filesize
24KB

Download
memory/1204-3-0x0000000002DC0000-0x0000000002DC6000-memory.dmp

Filesize
24KB

Download
memory/1204-2-0x0000000002DC0000-0x0000000002DC6000-memory.dmp

Filesize
24KB

Download
memory/1204-10-0x0000000077BD1000-0x0000000077BD2000-memory.dmp

Filesize
4KB

Download
memory/1204-31-0x0000000002D70000-0x0000000002D76000-memory.dmp

Filesize
24KB

Download
memory/1500-32-0x0000000001E80000-0x0000000001E86000-memory.dmp

Filesize
24KB

Download
memory/1500-33-0x0000000077BD1000-0x0000000077BD2000-memory.dmp

Filesize
4KB

Download
memory/2100-7-0x0000000077D80000-0x0000000077D81000-memory.dmp

Filesize
4KB

Download
memory/2100-6-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2100-26-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2100-8-0x0000000077D7F000-0x0000000077D80000-memory.dmp

Filesize
4KB

Download
memory/2100-9-0x0000000077D7F000-0x0000000077D81000-memory.dmp

Filesize
8KB

Download
memory/2100-11-0x0000000077B80000-0x0000000077D29000-memory.dmp

Filesize
1.7MB

Download
memory/2708-13-0x0000000001DC0000-0x00000000027C0000-memory.dmp

Filesize
10.0MB

Download
memory/2708-12-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2708-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2708-5-0x0000000001DC0000-0x00000000027C0000-memory.dmp

Filesize
10.0MB

Download
memory/2708-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download