tinba | c557059ce1d2553d50d611893ca162f2a1808c232c4c118e8b1b1b2d37a9a8a5

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
02-10-2024 07:36

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General

Target

099390d3d8f80c3a98e92d3c783048d9_JaffaCakes118.exe
Size

160KB
MD5

099390d3d8f80c3a98e92d3c783048d9
SHA1

119e2bc9144422abb28f7d80b56f32d3e81eeac1
SHA256

c557059ce1d2553d50d611893ca162f2a1808c232c4c118e8b1b1b2d37a9a8a5
SHA512

ec4f2c7836a72c68dc462c8eca38b8a79414e922013bc75a406a4c67d2b3c4dc1de2f0fd51e2145e4b0397d86e5f5924487d0d95d24e224a02966f99451b59c5
SSDEEP

1536:6EY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:xY+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

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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\B394F597 = "C:\\Users\\Admin\\AppData\\Roaming\\B394F597\\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/2008-0-0x0000000000400000-0x0000000000428000-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	099390d3d8f80c3a98e92d3c783048d9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2608	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 2608	2008	099390d3d8f80c3a98e92d3c783048d9_JaffaCakes118.exe	31
PID 2008 wrote to memory of 2608	2008	099390d3d8f80c3a98e92d3c783048d9_JaffaCakes118.exe	31
PID 2008 wrote to memory of 2608	2008	099390d3d8f80c3a98e92d3c783048d9_JaffaCakes118.exe	31
PID 2008 wrote to memory of 2608	2008	099390d3d8f80c3a98e92d3c783048d9_JaffaCakes118.exe	31
PID 2008 wrote to memory of 2608	2008	099390d3d8f80c3a98e92d3c783048d9_JaffaCakes118.exe	31
PID 2608 wrote to memory of 1152	2608	winver.exe	20
PID 2608 wrote to memory of 1064	2608	winver.exe	18
PID 2608 wrote to memory of 1128	2608	winver.exe	19
PID 2608 wrote to memory of 1152	2608	winver.exe	20
PID 2608 wrote to memory of 284	2608	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1064

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1152
- C:\Users\Admin\AppData\Local\Temp\099390d3d8f80c3a98e92d3c783048d9_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\099390d3d8f80c3a98e92d3c783048d9_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2008
- - 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:2608

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:284

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/284-29-0x0000000077241000-0x0000000077242000-memory.dmp

Filesize
4KB

Download
memory/284-24-0x00000000004B0000-0x00000000004B6000-memory.dmp

Filesize
24KB

Download
memory/284-30-0x00000000004B0000-0x00000000004B6000-memory.dmp

Filesize
24KB

Download
memory/1064-26-0x0000000077241000-0x0000000077242000-memory.dmp

Filesize
4KB

Download
memory/1064-25-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1128-20-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1128-27-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1152-3-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/1152-10-0x0000000077241000-0x0000000077242000-memory.dmp

Filesize
4KB

Download
memory/1152-28-0x0000000002E50000-0x0000000002E56000-memory.dmp

Filesize
24KB

Download
memory/1152-22-0x0000000002E50000-0x0000000002E56000-memory.dmp

Filesize
24KB

Download
memory/1152-2-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/1152-4-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/2008-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2008-13-0x0000000001D70000-0x0000000002770000-memory.dmp

Filesize
10.0MB

Download
memory/2008-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2008-5-0x0000000001D70000-0x0000000002770000-memory.dmp

Filesize
10.0MB

Download
memory/2008-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2608-11-0x00000000771F0000-0x0000000077399000-memory.dmp

Filesize
1.7MB

Download
memory/2608-8-0x00000000773EF000-0x00000000773F0000-memory.dmp

Filesize
4KB

Download
memory/2608-9-0x00000000773EF000-0x00000000773F1000-memory.dmp

Filesize
8KB

Download
memory/2608-7-0x00000000773F0000-0x00000000773F1000-memory.dmp

Filesize
4KB

Download
memory/2608-6-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2608-31-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download