tinba | ea8ee68cf4d19e1a8e6760280a5cc78b8291e71378f0baff6a48b29f68114e20

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
03-01-2025 22:20

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General

Target

JaffaCakes118_715ed023967bd6335dab9e676e2e23d7.exe
Size

34KB
MD5

715ed023967bd6335dab9e676e2e23d7
SHA1

b36933c98b9ab855acf2c6251b979b3b7f01a518
SHA256

ea8ee68cf4d19e1a8e6760280a5cc78b8291e71378f0baff6a48b29f68114e20
SHA512

5376dcdd35d188415e5358850e3015f9203ab69c0f7945734774f2e358d2b81586b6c3055c05ba60b9b8fdadbedd009c19ef70a625df0fd6045cb7881e78f8de
SSDEEP

768:hp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:hpYoX58z1uirL98xMWnT0OQ9J2

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\6EE828D4 = "C:\\Users\\Admin\\AppData\\Roaming\\6EE828D4\\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/2396-0-0x0000000000400000-0x0000000000417000-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_715ed023967bd6335dab9e676e2e23d7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe
2076	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2076	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2396 wrote to memory of 2076	2396	JaffaCakes118_715ed023967bd6335dab9e676e2e23d7.exe	31
PID 2396 wrote to memory of 2076	2396	JaffaCakes118_715ed023967bd6335dab9e676e2e23d7.exe	31
PID 2396 wrote to memory of 2076	2396	JaffaCakes118_715ed023967bd6335dab9e676e2e23d7.exe	31
PID 2396 wrote to memory of 2076	2396	JaffaCakes118_715ed023967bd6335dab9e676e2e23d7.exe	31
PID 2396 wrote to memory of 2076	2396	JaffaCakes118_715ed023967bd6335dab9e676e2e23d7.exe	31
PID 2076 wrote to memory of 1196	2076	winver.exe	21
PID 2076 wrote to memory of 1116	2076	winver.exe	19
PID 2076 wrote to memory of 1160	2076	winver.exe	20
PID 2076 wrote to memory of 1196	2076	winver.exe	21
PID 2076 wrote to memory of 1608	2076	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_715ed023967bd6335dab9e676e2e23d7.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_715ed023967bd6335dab9e676e2e23d7.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2396
- - 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:2076

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1608

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/1116-31-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1160-25-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1160-19-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1160-26-0x0000000077B01000-0x0000000077B02000-memory.dmp

Filesize
4KB

Download
memory/1160-24-0x0000000077B01000-0x0000000077B02000-memory.dmp

Filesize
4KB

Download
memory/1196-32-0x0000000002E30000-0x0000000002E36000-memory.dmp

Filesize
24KB

Download
memory/1196-10-0x0000000077B01000-0x0000000077B02000-memory.dmp

Filesize
4KB

Download
memory/1196-3-0x0000000002F60000-0x0000000002F66000-memory.dmp

Filesize
24KB

Download
memory/1196-21-0x0000000002E30000-0x0000000002E36000-memory.dmp

Filesize
24KB

Download
memory/1196-4-0x0000000002F60000-0x0000000002F66000-memory.dmp

Filesize
24KB

Download
memory/1196-2-0x0000000002F60000-0x0000000002F66000-memory.dmp

Filesize
24KB

Download
memory/1608-35-0x00000000023A0000-0x00000000023A6000-memory.dmp

Filesize
24KB

Download
memory/1608-23-0x00000000023A0000-0x00000000023A6000-memory.dmp

Filesize
24KB

Download
memory/1608-28-0x00000000023A0000-0x00000000023A6000-memory.dmp

Filesize
24KB

Download
memory/1608-27-0x0000000077B01000-0x0000000077B02000-memory.dmp

Filesize
4KB

Download
memory/1608-29-0x0000000077B01000-0x0000000077B02000-memory.dmp

Filesize
4KB

Download
memory/2076-9-0x0000000077CAF000-0x0000000077CB1000-memory.dmp

Filesize
8KB

Download
memory/2076-30-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2076-11-0x0000000077AB0000-0x0000000077C59000-memory.dmp

Filesize
1.7MB

Download
memory/2076-6-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2076-7-0x0000000077CB0000-0x0000000077CB1000-memory.dmp

Filesize
4KB

Download
memory/2076-8-0x0000000077CAF000-0x0000000077CB0000-memory.dmp

Filesize
4KB

Download
memory/2076-37-0x0000000000170000-0x0000000000171000-memory.dmp

Filesize
4KB

Download
memory/2396-13-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download
memory/2396-12-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2396-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2396-5-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download
memory/2396-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download