tinba | d8a4001ef8a89a191ec206514b048c02a7474d5c176b3a94ef2dc544726dd0c9

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 11:12

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General

Target

JaffaCakes118_5f82425ada0b04a677e9e7c5383c7e08.exe
Size

89KB
MD5

5f82425ada0b04a677e9e7c5383c7e08
SHA1

3164d005f31b21ace9a7ea42c8339a66fb1ae5e8
SHA256

d8a4001ef8a89a191ec206514b048c02a7474d5c176b3a94ef2dc544726dd0c9
SHA512

e658084e575d0da946a0558e107e7745eac82d6b04849c3e6955c8cce290572869e30c181536b6aea46c9c2b24ed30444a6afd880cc9ca3c6a5f78ec28f2568d
SSDEEP

1536:4r+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7e:q+4MJIkLZJNAQ9Jo9e

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\4223B7B2 = "C:\\Users\\Admin\\AppData\\Roaming\\4223B7B2\\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/2184-0-0x0000000000400000-0x0000000000418000-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_5f82425ada0b04a677e9e7c5383c7e08.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2540	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2184 wrote to memory of 2540	2184	JaffaCakes118_5f82425ada0b04a677e9e7c5383c7e08.exe	31
PID 2184 wrote to memory of 2540	2184	JaffaCakes118_5f82425ada0b04a677e9e7c5383c7e08.exe	31
PID 2184 wrote to memory of 2540	2184	JaffaCakes118_5f82425ada0b04a677e9e7c5383c7e08.exe	31
PID 2184 wrote to memory of 2540	2184	JaffaCakes118_5f82425ada0b04a677e9e7c5383c7e08.exe	31
PID 2184 wrote to memory of 2540	2184	JaffaCakes118_5f82425ada0b04a677e9e7c5383c7e08.exe	31
PID 2540 wrote to memory of 1216	2540	winver.exe	21
PID 2540 wrote to memory of 1128	2540	winver.exe	19
PID 2540 wrote to memory of 1180	2540	winver.exe	20
PID 2540 wrote to memory of 1216	2540	winver.exe	21
PID 2540 wrote to memory of 1764	2540	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1128

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1180

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1216
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5f82425ada0b04a677e9e7c5383c7e08.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5f82425ada0b04a677e9e7c5383c7e08.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2184
- - 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:2540

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1764

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/1128-26-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1128-27-0x0000000076E01000-0x0000000076E02000-memory.dmp

Filesize
4KB

Download
memory/1180-20-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1180-29-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1216-25-0x0000000002DF0000-0x0000000002DF6000-memory.dmp

Filesize
24KB

Download
memory/1216-2-0x0000000002E40000-0x0000000002E46000-memory.dmp

Filesize
24KB

Download
memory/1216-10-0x0000000076E01000-0x0000000076E02000-memory.dmp

Filesize
4KB

Download
memory/1216-3-0x0000000002E40000-0x0000000002E46000-memory.dmp

Filesize
24KB

Download
memory/1216-4-0x0000000002E40000-0x0000000002E46000-memory.dmp

Filesize
24KB

Download
memory/1216-22-0x0000000002DF0000-0x0000000002DF6000-memory.dmp

Filesize
24KB

Download
memory/1764-24-0x0000000001BF0000-0x0000000001BF6000-memory.dmp

Filesize
24KB

Download
memory/1764-30-0x0000000076E01000-0x0000000076E02000-memory.dmp

Filesize
4KB

Download
memory/1764-31-0x0000000001BF0000-0x0000000001BF6000-memory.dmp

Filesize
24KB

Download
memory/2184-12-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2184-13-0x0000000001D40000-0x0000000002740000-memory.dmp

Filesize
10.0MB

Download
memory/2184-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2184-5-0x0000000001D40000-0x0000000002740000-memory.dmp

Filesize
10.0MB

Download
memory/2184-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2540-6-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2540-28-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2540-7-0x0000000076FB0000-0x0000000076FB1000-memory.dmp

Filesize
4KB

Download
memory/2540-8-0x0000000076FAF000-0x0000000076FB0000-memory.dmp

Filesize
4KB

Download
memory/2540-9-0x0000000076FAF000-0x0000000076FB1000-memory.dmp

Filesize
8KB

Download
memory/2540-11-0x0000000076DB0000-0x0000000076F59000-memory.dmp

Filesize
1.7MB

Download
memory/2540-36-0x0000000000170000-0x0000000000171000-memory.dmp

Filesize
4KB

Download