tinba | ac2787c4dd83f872810f4cfbf188efbf1b974a9bc97a13b7a5271424de5622e5

Analysis

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

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
10/01/2025, 17:48

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General

Target

JaffaCakes118_ea4d3aff188f869dc0f57b04a5457f03.exe
Size

160KB
MD5

ea4d3aff188f869dc0f57b04a5457f03
SHA1

4cf117fcec69f24f7d8a146cd5ddf96f3a579b21
SHA256

ac2787c4dd83f872810f4cfbf188efbf1b974a9bc97a13b7a5271424de5622e5
SHA512

e1c3454096365f4fb01c31d0c4296b2dfb0508ba129513d86c4c5790f0eaa5081c046415d0b6f7f335f49115d92377670ac11f190ca443ebf802c3f91ec92cd5
SSDEEP

1536:DEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:AY+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\2C1C9FF8 = "C:\\Users\\Admin\\AppData\\Roaming\\2C1C9FF8\\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/1820-0-0x0000000000400000-0x0000000000428000-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_ea4d3aff188f869dc0f57b04a5457f03.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 1820 wrote to memory of 2348	1820	JaffaCakes118_ea4d3aff188f869dc0f57b04a5457f03.exe	31
PID 1820 wrote to memory of 2348	1820	JaffaCakes118_ea4d3aff188f869dc0f57b04a5457f03.exe	31
PID 1820 wrote to memory of 2348	1820	JaffaCakes118_ea4d3aff188f869dc0f57b04a5457f03.exe	31
PID 1820 wrote to memory of 2348	1820	JaffaCakes118_ea4d3aff188f869dc0f57b04a5457f03.exe	31
PID 1820 wrote to memory of 2348	1820	JaffaCakes118_ea4d3aff188f869dc0f57b04a5457f03.exe	31
PID 2348 wrote to memory of 1388	2348	winver.exe	21
PID 2348 wrote to memory of 1252	2348	winver.exe	19
PID 2348 wrote to memory of 1340	2348	winver.exe	20
PID 2348 wrote to memory of 1388	2348	winver.exe	21
PID 2348 wrote to memory of 1508	2348	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1252

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1340

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1388
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea4d3aff188f869dc0f57b04a5457f03.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea4d3aff188f869dc0f57b04a5457f03.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1820
- - 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:1508

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/1252-28-0x0000000077C31000-0x0000000077C32000-memory.dmp

Filesize
4KB

Download
memory/1252-27-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1340-21-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1340-29-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1388-24-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1388-31-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1388-10-0x0000000077C31000-0x0000000077C32000-memory.dmp

Filesize
4KB

Download
memory/1388-4-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1388-3-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1388-2-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1508-30-0x0000000077C31000-0x0000000077C32000-memory.dmp

Filesize
4KB

Download
memory/1508-26-0x0000000001CA0000-0x0000000001CA6000-memory.dmp

Filesize
24KB

Download
memory/1508-32-0x0000000001CA0000-0x0000000001CA6000-memory.dmp

Filesize
24KB

Download
memory/1820-13-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1820-14-0x0000000001CE0000-0x00000000026E0000-memory.dmp

Filesize
10.0MB

Download
memory/1820-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1820-5-0x0000000001CE0000-0x00000000026E0000-memory.dmp

Filesize
10.0MB

Download
memory/1820-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2348-11-0x0000000077BE0000-0x0000000077D89000-memory.dmp

Filesize
1.7MB

Download
memory/2348-7-0x0000000077DE0000-0x0000000077DE1000-memory.dmp

Filesize
4KB

Download
memory/2348-8-0x0000000077DDF000-0x0000000077DE0000-memory.dmp

Filesize
4KB

Download
memory/2348-9-0x0000000077DDF000-0x0000000077DE1000-memory.dmp

Filesize
8KB

Download
memory/2348-6-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2348-33-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2348-38-0x0000000000190000-0x0000000000191000-memory.dmp

Filesize
4KB

Download