tinba | 67161efa34f8be295c8f952650e358debe503ddc38ab3fa08d456170050a9285

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 15:04

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General

Target

JaffaCakes118_e73fa2f2c0e062f3aea89ee30b44d8c0.exe
Size

160KB
MD5

e73fa2f2c0e062f3aea89ee30b44d8c0
SHA1

30c8c7dc56a14cd22d00aa776803143a721ed4fc
SHA256

67161efa34f8be295c8f952650e358debe503ddc38ab3fa08d456170050a9285
SHA512

836ffcaa3f230792dee5fa51fdaafc9a0b87b3ae03b75027f0224431a7a8f6f227cfede11ccc53c57130025a98f34ffd326f20efdfec6a839e9c15637455570f
SSDEEP

1536:gEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:TY+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\8FC24179 = "C:\\Users\\Admin\\AppData\\Roaming\\8FC24179\\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/2240-0-0x0000000000400000-0x0000000000428000-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_e73fa2f2c0e062f3aea89ee30b44d8c0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe
2604	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2604	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2240 wrote to memory of 2604	2240	JaffaCakes118_e73fa2f2c0e062f3aea89ee30b44d8c0.exe	31
PID 2240 wrote to memory of 2604	2240	JaffaCakes118_e73fa2f2c0e062f3aea89ee30b44d8c0.exe	31
PID 2240 wrote to memory of 2604	2240	JaffaCakes118_e73fa2f2c0e062f3aea89ee30b44d8c0.exe	31
PID 2240 wrote to memory of 2604	2240	JaffaCakes118_e73fa2f2c0e062f3aea89ee30b44d8c0.exe	31
PID 2240 wrote to memory of 2604	2240	JaffaCakes118_e73fa2f2c0e062f3aea89ee30b44d8c0.exe	31
PID 2604 wrote to memory of 1272	2604	winver.exe	21
PID 2604 wrote to memory of 1132	2604	winver.exe	19
PID 2604 wrote to memory of 1228	2604	winver.exe	20
PID 2604 wrote to memory of 1272	2604	winver.exe	21
PID 2604 wrote to memory of 1580	2604	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1132

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1228

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1272
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e73fa2f2c0e062f3aea89ee30b44d8c0.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e73fa2f2c0e062f3aea89ee30b44d8c0.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2240
- - 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:2604

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1580

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/1132-25-0x0000000000450000-0x0000000000456000-memory.dmp

Filesize
24KB

Download
memory/1132-26-0x00000000777F1000-0x00000000777F2000-memory.dmp

Filesize
4KB

Download
memory/1228-29-0x00000000777F1000-0x00000000777F2000-memory.dmp

Filesize
4KB

Download
memory/1228-36-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1228-20-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1228-27-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1228-28-0x00000000777F1000-0x00000000777F2000-memory.dmp

Filesize
4KB

Download
memory/1272-22-0x00000000029C0000-0x00000000029C6000-memory.dmp

Filesize
24KB

Download
memory/1272-2-0x0000000002A10000-0x0000000002A16000-memory.dmp

Filesize
24KB

Download
memory/1272-32-0x00000000029C0000-0x00000000029C6000-memory.dmp

Filesize
24KB

Download
memory/1272-4-0x0000000002A10000-0x0000000002A16000-memory.dmp

Filesize
24KB

Download
memory/1272-3-0x0000000002A10000-0x0000000002A16000-memory.dmp

Filesize
24KB

Download
memory/1272-10-0x00000000777F1000-0x00000000777F2000-memory.dmp

Filesize
4KB

Download
memory/1580-34-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/1580-31-0x00000000777F1000-0x00000000777F2000-memory.dmp

Filesize
4KB

Download
memory/1580-24-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/1580-30-0x00000000777F1000-0x00000000777F2000-memory.dmp

Filesize
4KB

Download
memory/2240-14-0x0000000001BC0000-0x00000000025C0000-memory.dmp

Filesize
10.0MB

Download
memory/2240-5-0x0000000001BC0000-0x00000000025C0000-memory.dmp

Filesize
10.0MB

Download
memory/2240-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2240-13-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2240-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2604-11-0x00000000777A0000-0x0000000077949000-memory.dmp

Filesize
1.7MB

Download
memory/2604-9-0x000000007799F000-0x00000000779A1000-memory.dmp

Filesize
8KB

Download
memory/2604-6-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2604-7-0x00000000779A0000-0x00000000779A1000-memory.dmp

Filesize
4KB

Download
memory/2604-33-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2604-8-0x000000007799F000-0x00000000779A0000-memory.dmp

Filesize
4KB

Download