tinba | a60e38107c45d60fafe0b7b4c07f7dc1ccd4bb123f14877e997888df99ac375c

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
07/01/2025, 18:39

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General

Target

JaffaCakes118_73330cb0719b37116583e48070d792a2.exe
Size

34KB
MD5

73330cb0719b37116583e48070d792a2
SHA1

c1e778eb93bf93a37e321463bc66cf6e12f1df31
SHA256

a60e38107c45d60fafe0b7b4c07f7dc1ccd4bb123f14877e997888df99ac375c
SHA512

fb552465d00fc1df42984793fac16e115ea74a9f7be7c8447ed33be961f002cb6bfd0e397815d645966dd87b0f49d17909899715883da069ac4b285f969520dc
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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\673E44C2 = "C:\\Users\\Admin\\AppData\\Roaming\\673E44C2\\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/2992-0-0x0000000000400000-0x0000000000417000-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_73330cb0719b37116583e48070d792a2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1944	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2992 wrote to memory of 1944	2992	JaffaCakes118_73330cb0719b37116583e48070d792a2.exe	31
PID 2992 wrote to memory of 1944	2992	JaffaCakes118_73330cb0719b37116583e48070d792a2.exe	31
PID 2992 wrote to memory of 1944	2992	JaffaCakes118_73330cb0719b37116583e48070d792a2.exe	31
PID 2992 wrote to memory of 1944	2992	JaffaCakes118_73330cb0719b37116583e48070d792a2.exe	31
PID 2992 wrote to memory of 1944	2992	JaffaCakes118_73330cb0719b37116583e48070d792a2.exe	31
PID 1944 wrote to memory of 1180	1944	winver.exe	21
PID 1944 wrote to memory of 1108	1944	winver.exe	19
PID 1944 wrote to memory of 1152	1944	winver.exe	20
PID 1944 wrote to memory of 1180	1944	winver.exe	21
PID 1944 wrote to memory of 464	1944	winver.exe	23

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:1180
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_73330cb0719b37116583e48070d792a2.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_73330cb0719b37116583e48070d792a2.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2992
- - 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:1944

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:464

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/464-30-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/464-28-0x00000000774C1000-0x00000000774C2000-memory.dmp

Filesize
4KB

Download
memory/464-24-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/464-31-0x00000000774C1000-0x00000000774C2000-memory.dmp

Filesize
4KB

Download
memory/1108-25-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/1108-26-0x00000000774C1000-0x00000000774C2000-memory.dmp

Filesize
4KB

Download
memory/1152-35-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1152-20-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1152-27-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1180-4-0x00000000029C0000-0x00000000029C6000-memory.dmp

Filesize
24KB

Download
memory/1180-3-0x00000000029C0000-0x00000000029C6000-memory.dmp

Filesize
24KB

Download
memory/1180-2-0x00000000029C0000-0x00000000029C6000-memory.dmp

Filesize
24KB

Download
memory/1180-29-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1180-10-0x00000000774C1000-0x00000000774C2000-memory.dmp

Filesize
4KB

Download
memory/1180-22-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1944-9-0x000000007766F000-0x0000000077671000-memory.dmp

Filesize
8KB

Download
memory/1944-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1944-7-0x0000000077670000-0x0000000077671000-memory.dmp

Filesize
4KB

Download
memory/1944-8-0x000000007766F000-0x0000000077670000-memory.dmp

Filesize
4KB

Download
memory/1944-11-0x0000000077470000-0x0000000077619000-memory.dmp

Filesize
1.7MB

Download
memory/1944-32-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2992-13-0x0000000001D80000-0x0000000002780000-memory.dmp

Filesize
10.0MB

Download
memory/2992-12-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2992-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2992-5-0x0000000001D80000-0x0000000002780000-memory.dmp

Filesize
10.0MB

Download
memory/2992-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download