tinba | 46ec72406e9f5a2dcbd598be4c75a18ca3889ff7be9aff7ee293dc40c7d1bd7e

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
08-01-2025 01:15

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General

Target

JaffaCakes118_83022f1503e02f8ec82985fb7e17ac61.exe
Size

160KB
MD5

83022f1503e02f8ec82985fb7e17ac61
SHA1

45afcb4fb66a4b096f4ecff8745ee41e72560cf3
SHA256

46ec72406e9f5a2dcbd598be4c75a18ca3889ff7be9aff7ee293dc40c7d1bd7e
SHA512

405840f8a2cee0f1988502bc67d7aa31b90c93f1927b294310534fcf218693cc2e27e5aa0a1f091ecc8d4d6fe23233cd639c60b6c9c5fdcac8eba28e7b067e71
SSDEEP

1536:iEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:pY+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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\678951D1 = "C:\\Users\\Admin\\AppData\\Roaming\\678951D1\\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/2256-0-0x0000000000400000-0x0000000000428000-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	JaffaCakes118_83022f1503e02f8ec82985fb7e17ac61.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2128	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2256 wrote to memory of 2128	2256	JaffaCakes118_83022f1503e02f8ec82985fb7e17ac61.exe	31
PID 2256 wrote to memory of 2128	2256	JaffaCakes118_83022f1503e02f8ec82985fb7e17ac61.exe	31
PID 2256 wrote to memory of 2128	2256	JaffaCakes118_83022f1503e02f8ec82985fb7e17ac61.exe	31
PID 2256 wrote to memory of 2128	2256	JaffaCakes118_83022f1503e02f8ec82985fb7e17ac61.exe	31
PID 2256 wrote to memory of 2128	2256	JaffaCakes118_83022f1503e02f8ec82985fb7e17ac61.exe	31
PID 2128 wrote to memory of 1252	2128	winver.exe	21
PID 2128 wrote to memory of 1108	2128	winver.exe	19
PID 2128 wrote to memory of 1192	2128	winver.exe	20
PID 2128 wrote to memory of 1252	2128	winver.exe	21
PID 2128 wrote to memory of 1928	2128	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1192

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1252
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_83022f1503e02f8ec82985fb7e17ac61.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_83022f1503e02f8ec82985fb7e17ac61.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2256
- - 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:2128

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1928

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/1108-25-0x0000000077971000-0x0000000077972000-memory.dmp

Filesize
4KB

Download
memory/1108-24-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1192-26-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download
memory/1192-19-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download
memory/1252-3-0x0000000002630000-0x0000000002636000-memory.dmp

Filesize
24KB

Download
memory/1252-10-0x0000000077971000-0x0000000077972000-memory.dmp

Filesize
4KB

Download
memory/1252-2-0x0000000002630000-0x0000000002636000-memory.dmp

Filesize
24KB

Download
memory/1252-27-0x0000000002D90000-0x0000000002D96000-memory.dmp

Filesize
24KB

Download
memory/1252-4-0x0000000002630000-0x0000000002636000-memory.dmp

Filesize
24KB

Download
memory/1252-21-0x0000000002D90000-0x0000000002D96000-memory.dmp

Filesize
24KB

Download
memory/1928-29-0x0000000001DF0000-0x0000000001DF6000-memory.dmp

Filesize
24KB

Download
memory/1928-30-0x0000000077971000-0x0000000077972000-memory.dmp

Filesize
4KB

Download
memory/1928-23-0x0000000001DF0000-0x0000000001DF6000-memory.dmp

Filesize
24KB

Download
memory/2128-11-0x0000000077920000-0x0000000077AC9000-memory.dmp

Filesize
1.7MB

Download
memory/2128-6-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2128-7-0x0000000077B20000-0x0000000077B21000-memory.dmp

Filesize
4KB

Download
memory/2128-8-0x0000000077B1F000-0x0000000077B20000-memory.dmp

Filesize
4KB

Download
memory/2128-9-0x0000000077B1F000-0x0000000077B21000-memory.dmp

Filesize
8KB

Download
memory/2128-28-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2256-13-0x0000000001BC0000-0x00000000025C0000-memory.dmp

Filesize
10.0MB

Download
memory/2256-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2256-5-0x0000000001BC0000-0x00000000025C0000-memory.dmp

Filesize
10.0MB

Download
memory/2256-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2256-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download