tinba | d2a19b408ee53d613782354ca8d512fafc40447c43a099e9d1140c9c2275c5fb

Analysis

max time kernel
149s
max time network
145s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
03-10-2024 07:14

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General

Target

0e88c93dfda9d61dbebdc07676592a9e_JaffaCakes118.exe
Size

160KB
MD5

0e88c93dfda9d61dbebdc07676592a9e
SHA1

a6af1789f99ea7dee27e6ce2b57ac5b454e25bb5
SHA256

d2a19b408ee53d613782354ca8d512fafc40447c43a099e9d1140c9c2275c5fb
SHA512

7c851ace5f590d3db5e7463877c2b49a8b0548de46ba37e8c15264deb8860a3007a64b171d4a27d8239d58047b25ad6fc5461003001ea6bc931581023bf4f556
SSDEEP

1536:REY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:aY+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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\097D3C65 = "C:\\Users\\Admin\\AppData\\Roaming\\097D3C65\\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/2028-0-0x0000000000400000-0x0000000000428000-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	0e88c93dfda9d61dbebdc07676592a9e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2928	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2028 wrote to memory of 2928	2028	0e88c93dfda9d61dbebdc07676592a9e_JaffaCakes118.exe	31
PID 2028 wrote to memory of 2928	2028	0e88c93dfda9d61dbebdc07676592a9e_JaffaCakes118.exe	31
PID 2028 wrote to memory of 2928	2028	0e88c93dfda9d61dbebdc07676592a9e_JaffaCakes118.exe	31
PID 2028 wrote to memory of 2928	2028	0e88c93dfda9d61dbebdc07676592a9e_JaffaCakes118.exe	31
PID 2028 wrote to memory of 2928	2028	0e88c93dfda9d61dbebdc07676592a9e_JaffaCakes118.exe	31
PID 2928 wrote to memory of 1252	2928	winver.exe	21
PID 2928 wrote to memory of 1100	2928	winver.exe	19
PID 2928 wrote to memory of 1200	2928	winver.exe	20
PID 2928 wrote to memory of 1252	2928	winver.exe	21
PID 2928 wrote to memory of 1180	2928	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1100

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1200

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1252
- C:\Users\Admin\AppData\Local\Temp\0e88c93dfda9d61dbebdc07676592a9e_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\0e88c93dfda9d61dbebdc07676592a9e_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2028
- - 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:2928

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1180

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/1100-25-0x0000000077BE1000-0x0000000077BE2000-memory.dmp

Filesize
4KB

Download
memory/1100-24-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1180-23-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1180-30-0x0000000077BE1000-0x0000000077BE2000-memory.dmp

Filesize
4KB

Download
memory/1180-29-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1200-34-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1200-19-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1200-27-0x0000000077BE1000-0x0000000077BE2000-memory.dmp

Filesize
4KB

Download
memory/1200-26-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1252-3-0x0000000002B30000-0x0000000002B36000-memory.dmp

Filesize
24KB

Download
memory/1252-10-0x0000000077BE1000-0x0000000077BE2000-memory.dmp

Filesize
4KB

Download
memory/1252-21-0x0000000002AE0000-0x0000000002AE6000-memory.dmp

Filesize
24KB

Download
memory/1252-28-0x0000000002AE0000-0x0000000002AE6000-memory.dmp

Filesize
24KB

Download
memory/1252-2-0x0000000002B30000-0x0000000002B36000-memory.dmp

Filesize
24KB

Download
memory/1252-4-0x0000000002B30000-0x0000000002B36000-memory.dmp

Filesize
24KB

Download
memory/2028-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2028-13-0x0000000001D40000-0x0000000002740000-memory.dmp

Filesize
10.0MB

Download
memory/2028-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2028-5-0x0000000001D40000-0x0000000002740000-memory.dmp

Filesize
10.0MB

Download
memory/2028-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2928-11-0x0000000077B90000-0x0000000077D39000-memory.dmp

Filesize
1.7MB

Download
memory/2928-7-0x0000000077D90000-0x0000000077D91000-memory.dmp

Filesize
4KB

Download
memory/2928-8-0x0000000077D8F000-0x0000000077D90000-memory.dmp

Filesize
4KB

Download
memory/2928-9-0x0000000077D8F000-0x0000000077D91000-memory.dmp

Filesize
8KB

Download
memory/2928-6-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2928-31-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download