tinba | 4de5024328bda9df588b1cb441ae904446bae07f96e21441deb78947a11e54c0

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06/01/2025, 07:53

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General

Target

JaffaCakes118_17767858279ab2ce7b8025d8353ddd9e.exe
Size

34KB
MD5

17767858279ab2ce7b8025d8353ddd9e
SHA1

dd82a2421782a1a8a58e3be37b264b21a28c16d5
SHA256

4de5024328bda9df588b1cb441ae904446bae07f96e21441deb78947a11e54c0
SHA512

ca5397aa81ae7e2e4d3f7f906382084710dc0874937f079d7d4d1f77f5020e1b579a0cf12cdc58e27ea606c4f411dee1acfa5365105279fcd242c5ef16183b3e
SSDEEP

768:4p22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:4pYoX58z1uirL98xMWnT0OQ9J2

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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\E9A9AF7F = "C:\\Users\\Admin\\AppData\\Roaming\\E9A9AF7F\\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/2672-0-0x0000000000400000-0x0000000000417000-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_17767858279ab2ce7b8025d8353ddd9e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2816	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2672 wrote to memory of 2816	2672	JaffaCakes118_17767858279ab2ce7b8025d8353ddd9e.exe	31
PID 2672 wrote to memory of 2816	2672	JaffaCakes118_17767858279ab2ce7b8025d8353ddd9e.exe	31
PID 2672 wrote to memory of 2816	2672	JaffaCakes118_17767858279ab2ce7b8025d8353ddd9e.exe	31
PID 2672 wrote to memory of 2816	2672	JaffaCakes118_17767858279ab2ce7b8025d8353ddd9e.exe	31
PID 2672 wrote to memory of 2816	2672	JaffaCakes118_17767858279ab2ce7b8025d8353ddd9e.exe	31
PID 2816 wrote to memory of 1252	2816	winver.exe	21
PID 2816 wrote to memory of 1104	2816	winver.exe	19
PID 2816 wrote to memory of 1168	2816	winver.exe	20
PID 2816 wrote to memory of 1252	2816	winver.exe	21
PID 2816 wrote to memory of 1348	2816	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1252
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_17767858279ab2ce7b8025d8353ddd9e.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_17767858279ab2ce7b8025d8353ddd9e.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2672
- - 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:2816

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1348

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/1104-25-0x00000000776E1000-0x00000000776E2000-memory.dmp

Filesize
4KB

Download
memory/1104-26-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/1104-27-0x00000000776E1000-0x00000000776E2000-memory.dmp

Filesize
4KB

Download
memory/1168-31-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1168-36-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1168-20-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1252-4-0x0000000002550000-0x0000000002556000-memory.dmp

Filesize
24KB

Download
memory/1252-3-0x0000000002550000-0x0000000002556000-memory.dmp

Filesize
24KB

Download
memory/1252-2-0x0000000002550000-0x0000000002556000-memory.dmp

Filesize
24KB

Download
memory/1252-32-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1252-10-0x00000000776E1000-0x00000000776E2000-memory.dmp

Filesize
4KB

Download
memory/1252-22-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1348-29-0x00000000776E1000-0x00000000776E2000-memory.dmp

Filesize
4KB

Download
memory/1348-30-0x00000000776E1000-0x00000000776E2000-memory.dmp

Filesize
4KB

Download
memory/1348-28-0x0000000001CB0000-0x0000000001CB6000-memory.dmp

Filesize
24KB

Download
memory/1348-37-0x0000000001CB0000-0x0000000001CB6000-memory.dmp

Filesize
24KB

Download
memory/1348-24-0x0000000001CB0000-0x0000000001CB6000-memory.dmp

Filesize
24KB

Download
memory/2672-5-0x0000000001B90000-0x0000000002590000-memory.dmp

Filesize
10.0MB

Download
memory/2672-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2672-12-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2672-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2672-13-0x0000000001B90000-0x0000000002590000-memory.dmp

Filesize
10.0MB

Download
memory/2816-7-0x0000000077890000-0x0000000077891000-memory.dmp

Filesize
4KB

Download
memory/2816-11-0x0000000077690000-0x0000000077839000-memory.dmp

Filesize
1.7MB

Download
memory/2816-9-0x000000007788F000-0x0000000077891000-memory.dmp

Filesize
8KB

Download
memory/2816-33-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2816-8-0x000000007788F000-0x0000000077890000-memory.dmp

Filesize
4KB

Download
memory/2816-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download