tinba | fad7667961de4659fa2200df27c68834b5193b3a8d04eca361a319913de0369d

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-01-2025 04:27

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General

Target

JaffaCakes118_bd57011ef2c9a6c755c529939391038b.exe
Size

88KB
MD5

bd57011ef2c9a6c755c529939391038b
SHA1

66296556455d8d51ec5142a03e78a5941d8b4624
SHA256

fad7667961de4659fa2200df27c68834b5193b3a8d04eca361a319913de0369d
SHA512

2a93d9ceb62bad6e435e2c69a00d9fbd7b67db046ba9e7d03611dd8899e2fd3b2e56c40d9e0291a3fe218b2a10bb5a2bdb96841f50356c55b4e66b16a68dade4
SSDEEP

1536:T5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:T5fvp12UFKcD/6jwqWsN

Score

10^/10

tinba banker discovery persistence trojan

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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\79953E1F = "C:\\Users\\Admin\\AppData\\Roaming\\79953E1F\\bin.exe"	winver.exe

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_bd57011ef2c9a6c755c529939391038b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2772	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 2772	2084	JaffaCakes118_bd57011ef2c9a6c755c529939391038b.exe	32
PID 2084 wrote to memory of 2772	2084	JaffaCakes118_bd57011ef2c9a6c755c529939391038b.exe	32
PID 2084 wrote to memory of 2772	2084	JaffaCakes118_bd57011ef2c9a6c755c529939391038b.exe	32
PID 2084 wrote to memory of 2772	2084	JaffaCakes118_bd57011ef2c9a6c755c529939391038b.exe	32
PID 2084 wrote to memory of 2772	2084	JaffaCakes118_bd57011ef2c9a6c755c529939391038b.exe	32
PID 2772 wrote to memory of 1120	2772	winver.exe	20
PID 2772 wrote to memory of 1048	2772	winver.exe	17
PID 2772 wrote to memory of 1076	2772	winver.exe	19
PID 2772 wrote to memory of 1120	2772	winver.exe	20
PID 2772 wrote to memory of 1236	2772	winver.exe	25

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1048

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1076

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1120
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bd57011ef2c9a6c755c529939391038b.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bd57011ef2c9a6c755c529939391038b.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2084
- - 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:2772

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1236

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/1048-24-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1048-25-0x00000000772E1000-0x00000000772E2000-memory.dmp

Filesize
4KB

Download
memory/1076-19-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1076-35-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1076-26-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1076-27-0x00000000772E1000-0x00000000772E2000-memory.dmp

Filesize
4KB

Download
memory/1120-28-0x00000000024A0000-0x00000000024A6000-memory.dmp

Filesize
24KB

Download
memory/1120-9-0x00000000772E1000-0x00000000772E2000-memory.dmp

Filesize
4KB

Download
memory/1120-3-0x00000000024F0000-0x00000000024F6000-memory.dmp

Filesize
24KB

Download
memory/1120-2-0x00000000024F0000-0x00000000024F6000-memory.dmp

Filesize
24KB

Download
memory/1120-1-0x00000000024F0000-0x00000000024F6000-memory.dmp

Filesize
24KB

Download
memory/1120-21-0x00000000024A0000-0x00000000024A6000-memory.dmp

Filesize
24KB

Download
memory/1236-29-0x0000000001B40000-0x0000000001B46000-memory.dmp

Filesize
24KB

Download
memory/1236-30-0x00000000772E1000-0x00000000772E2000-memory.dmp

Filesize
4KB

Download
memory/1236-23-0x0000000001B40000-0x0000000001B46000-memory.dmp

Filesize
24KB

Download
memory/2084-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2084-12-0x0000000001CC0000-0x00000000026C0000-memory.dmp

Filesize
10.0MB

Download
memory/2084-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2084-4-0x0000000001CC0000-0x00000000026C0000-memory.dmp

Filesize
10.0MB

Download
memory/2772-10-0x0000000077290000-0x0000000077439000-memory.dmp

Filesize
1.7MB

Download
memory/2772-5-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2772-6-0x0000000077490000-0x0000000077491000-memory.dmp

Filesize
4KB

Download
memory/2772-7-0x000000007748F000-0x0000000077490000-memory.dmp

Filesize
4KB

Download
memory/2772-31-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2772-8-0x000000007748F000-0x0000000077491000-memory.dmp

Filesize
8KB

Download