tinba | f898d36e30c5a0cc871968fffc7cc99f3e7f650c6248ce866353dd318c0908da

Analysis

max time kernel
149s
max time network
153s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
07-01-2025 23:15

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General

Target

JaffaCakes118_7e769d2a9a17dbb2a1909e64d1e9b028.exe
Size

160KB
MD5

7e769d2a9a17dbb2a1909e64d1e9b028
SHA1

9a26e1c67ca0015ff3ebd043305b8e2f335b2e12
SHA256

f898d36e30c5a0cc871968fffc7cc99f3e7f650c6248ce866353dd318c0908da
SHA512

6d18dd16ea37f922ddb154fd43797a01238d47ba6480960525d0d163176c634aaf98b0c65ab084f2d3db9850902f664b5b6f1a8948ee4082a2d1871a30dcef12
SSDEEP

1536:4EY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:7Y+4MiIkLZJNAQ9J6v

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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\DB50460A = "C:\\Users\\Admin\\AppData\\Roaming\\DB50460A\\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/3064-0-0x0000000000400000-0x0000000000428000-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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_7e769d2a9a17dbb2a1909e64d1e9b028.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2908	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3064 wrote to memory of 2908	3064	JaffaCakes118_7e769d2a9a17dbb2a1909e64d1e9b028.exe	31
PID 3064 wrote to memory of 2908	3064	JaffaCakes118_7e769d2a9a17dbb2a1909e64d1e9b028.exe	31
PID 3064 wrote to memory of 2908	3064	JaffaCakes118_7e769d2a9a17dbb2a1909e64d1e9b028.exe	31
PID 3064 wrote to memory of 2908	3064	JaffaCakes118_7e769d2a9a17dbb2a1909e64d1e9b028.exe	31
PID 3064 wrote to memory of 2908	3064	JaffaCakes118_7e769d2a9a17dbb2a1909e64d1e9b028.exe	31
PID 2908 wrote to memory of 1280	2908	winver.exe	21
PID 2908 wrote to memory of 1132	2908	winver.exe	19
PID 2908 wrote to memory of 1232	2908	winver.exe	20
PID 2908 wrote to memory of 1280	2908	winver.exe	21
PID 2908 wrote to memory of 1588	2908	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1132

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1232

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1280
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7e769d2a9a17dbb2a1909e64d1e9b028.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7e769d2a9a17dbb2a1909e64d1e9b028.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3064
- - 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:2908

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1588

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/1132-27-0x0000000076DB1000-0x0000000076DB2000-memory.dmp

Filesize
4KB

Download
memory/1132-26-0x0000000001E20000-0x0000000001E26000-memory.dmp

Filesize
24KB

Download
memory/1232-20-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1232-28-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1280-3-0x0000000002660000-0x0000000002666000-memory.dmp

Filesize
24KB

Download
memory/1280-2-0x0000000002660000-0x0000000002666000-memory.dmp

Filesize
24KB

Download
memory/1280-23-0x0000000002210000-0x0000000002216000-memory.dmp

Filesize
24KB

Download
memory/1280-10-0x0000000076DB1000-0x0000000076DB2000-memory.dmp

Filesize
4KB

Download
memory/1280-4-0x0000000002660000-0x0000000002666000-memory.dmp

Filesize
24KB

Download
memory/1280-29-0x0000000002210000-0x0000000002216000-memory.dmp

Filesize
24KB

Download
memory/1588-30-0x0000000001CC0000-0x0000000001CC6000-memory.dmp

Filesize
24KB

Download
memory/1588-31-0x0000000076DB1000-0x0000000076DB2000-memory.dmp

Filesize
4KB

Download
memory/1588-25-0x0000000001CC0000-0x0000000001CC6000-memory.dmp

Filesize
24KB

Download
memory/2908-8-0x0000000076F5F000-0x0000000076F60000-memory.dmp

Filesize
4KB

Download
memory/2908-11-0x0000000076D60000-0x0000000076F09000-memory.dmp

Filesize
1.7MB

Download
memory/2908-6-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/2908-7-0x0000000076F60000-0x0000000076F61000-memory.dmp

Filesize
4KB

Download
memory/2908-9-0x0000000076F5F000-0x0000000076F61000-memory.dmp

Filesize
8KB

Download
memory/2908-32-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/3064-14-0x0000000001D50000-0x0000000002750000-memory.dmp

Filesize
10.0MB

Download
memory/3064-13-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/3064-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/3064-5-0x0000000001D50000-0x0000000002750000-memory.dmp

Filesize
10.0MB

Download
memory/3064-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download