tinba | 2f4eb523f9d6f6b0563fc24027d3fcef6424eda8562b683f628cde085c53d8ad

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
09/01/2025, 20:32

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General

Target

JaffaCakes118_d1b5bb05bf5634466b30a4afbeebfbfa.exe
Size

36KB
MD5

d1b5bb05bf5634466b30a4afbeebfbfa
SHA1

86b8e11757cfd64ab0020fc337c238d0639e4445
SHA256

2f4eb523f9d6f6b0563fc24027d3fcef6424eda8562b683f628cde085c53d8ad
SHA512

e293e6e458eb0089908547b32c419902d00421f03f41b28f27824b15af1bcf9783686e93b2883df2b6f70c6c62cfd62adb5a775d3a7f7143b0a7f7c57ac569d1
SSDEEP

768:Dp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J:DpYoX58z1uirL98xMWnT0OQ9J

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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\167604AF = "C:\\Users\\Admin\\AppData\\Roaming\\167604AF\\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/2320-0-0x0000000000400000-0x0000000000417000-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_d1b5bb05bf5634466b30a4afbeebfbfa.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 2320 wrote to memory of 2100	2320	JaffaCakes118_d1b5bb05bf5634466b30a4afbeebfbfa.exe	31
PID 2320 wrote to memory of 2100	2320	JaffaCakes118_d1b5bb05bf5634466b30a4afbeebfbfa.exe	31
PID 2320 wrote to memory of 2100	2320	JaffaCakes118_d1b5bb05bf5634466b30a4afbeebfbfa.exe	31
PID 2320 wrote to memory of 2100	2320	JaffaCakes118_d1b5bb05bf5634466b30a4afbeebfbfa.exe	31
PID 2320 wrote to memory of 2100	2320	JaffaCakes118_d1b5bb05bf5634466b30a4afbeebfbfa.exe	31
PID 2100 wrote to memory of 1184	2100	winver.exe	21
PID 2100 wrote to memory of 1092	2100	winver.exe	19
PID 2100 wrote to memory of 1156	2100	winver.exe	20
PID 2100 wrote to memory of 1184	2100	winver.exe	21
PID 2100 wrote to memory of 1244	2100	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1092

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_d1b5bb05bf5634466b30a4afbeebfbfa.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d1b5bb05bf5634466b30a4afbeebfbfa.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2320
- - 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:1244

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/1092-27-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1092-18-0x0000000077931000-0x0000000077932000-memory.dmp

Filesize
4KB

Download
memory/1092-28-0x0000000077931000-0x0000000077932000-memory.dmp

Filesize
4KB

Download
memory/1156-21-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1156-32-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1184-2-0x0000000002F10000-0x0000000002F16000-memory.dmp

Filesize
24KB

Download
memory/1184-29-0x0000000002CD0000-0x0000000002CD6000-memory.dmp

Filesize
24KB

Download
memory/1184-10-0x0000000077931000-0x0000000077932000-memory.dmp

Filesize
4KB

Download
memory/1184-23-0x0000000002CD0000-0x0000000002CD6000-memory.dmp

Filesize
24KB

Download
memory/1184-4-0x0000000002F10000-0x0000000002F16000-memory.dmp

Filesize
24KB

Download
memory/1184-3-0x0000000002F10000-0x0000000002F16000-memory.dmp

Filesize
24KB

Download
memory/1244-30-0x0000000001E90000-0x0000000001E96000-memory.dmp

Filesize
24KB

Download
memory/1244-31-0x0000000077931000-0x0000000077932000-memory.dmp

Filesize
4KB

Download
memory/1244-26-0x0000000001E90000-0x0000000001E96000-memory.dmp

Filesize
24KB

Download
memory/2100-8-0x0000000077ADF000-0x0000000077AE0000-memory.dmp

Filesize
4KB

Download
memory/2100-9-0x0000000077ADF000-0x0000000077AE1000-memory.dmp

Filesize
8KB

Download
memory/2100-6-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2100-11-0x00000000778E0000-0x0000000077A89000-memory.dmp

Filesize
1.7MB

Download
memory/2100-7-0x0000000077AE0000-0x0000000077AE1000-memory.dmp

Filesize
4KB

Download
memory/2100-33-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2100-38-0x0000000000180000-0x0000000000181000-memory.dmp

Filesize
4KB

Download
memory/2320-13-0x0000000001CA0000-0x00000000026A0000-memory.dmp

Filesize
10.0MB

Download
memory/2320-12-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2320-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2320-5-0x0000000001CA0000-0x00000000026A0000-memory.dmp

Filesize
10.0MB

Download
memory/2320-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download