tinba | 73d03d3f5f73dbecd3ddd7e2824d3bd079cb3a971dd78c4e65c9e6795f2d1cf4

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
05/01/2025, 10:54

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General

Target

JaffaCakes118_9f1897c1c9eb58ac53340145e27aeb32.exe
Size

34KB
MD5

9f1897c1c9eb58ac53340145e27aeb32
SHA1

f2db1991dc12082239f11e66953a0f43aec0fb58
SHA256

73d03d3f5f73dbecd3ddd7e2824d3bd079cb3a971dd78c4e65c9e6795f2d1cf4
SHA512

470536b67f8b2f6039bd938dccc7e3d3f3efc37e435e05d320ffe897aaf6733e94ce592f759e3ba4e30e093db0795e18f2561428a9a0e21033e8985d4224adbe
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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\61A802A9 = "C:\\Users\\Admin\\AppData\\Roaming\\61A802A9\\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/2476-0-0x0000000000400000-0x0000000000417000-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_9f1897c1c9eb58ac53340145e27aeb32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe
588	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
588	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2476 wrote to memory of 588	2476	JaffaCakes118_9f1897c1c9eb58ac53340145e27aeb32.exe	32
PID 2476 wrote to memory of 588	2476	JaffaCakes118_9f1897c1c9eb58ac53340145e27aeb32.exe	32
PID 2476 wrote to memory of 588	2476	JaffaCakes118_9f1897c1c9eb58ac53340145e27aeb32.exe	32
PID 2476 wrote to memory of 588	2476	JaffaCakes118_9f1897c1c9eb58ac53340145e27aeb32.exe	32
PID 2476 wrote to memory of 588	2476	JaffaCakes118_9f1897c1c9eb58ac53340145e27aeb32.exe	32
PID 588 wrote to memory of 1208	588	winver.exe	21
PID 588 wrote to memory of 1108	588	winver.exe	19
PID 588 wrote to memory of 1160	588	winver.exe	20
PID 588 wrote to memory of 1208	588	winver.exe	21
PID 588 wrote to memory of 1700	588	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:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9f1897c1c9eb58ac53340145e27aeb32.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9f1897c1c9eb58ac53340145e27aeb32.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2476
- - 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:588

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1700

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/588-35-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/588-9-0x0000000077BBF000-0x0000000077BC1000-memory.dmp

Filesize
8KB

Download
memory/588-8-0x0000000077BBF000-0x0000000077BC0000-memory.dmp

Filesize
4KB

Download
memory/588-11-0x00000000779C0000-0x0000000077B69000-memory.dmp

Filesize
1.7MB

Download
memory/588-7-0x0000000077BC0000-0x0000000077BC1000-memory.dmp

Filesize
4KB

Download
memory/588-6-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1108-24-0x0000000077A11000-0x0000000077A12000-memory.dmp

Filesize
4KB

Download
memory/1108-26-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/1108-27-0x0000000077A11000-0x0000000077A12000-memory.dmp

Filesize
4KB

Download
memory/1108-25-0x0000000077A11000-0x0000000077A12000-memory.dmp

Filesize
4KB

Download
memory/1160-34-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1160-21-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1208-10-0x0000000077A11000-0x0000000077A12000-memory.dmp

Filesize
4KB

Download
memory/1208-2-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1208-3-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1208-23-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1208-33-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1208-4-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1700-31-0x0000000002000000-0x0000000002006000-memory.dmp

Filesize
24KB

Download
memory/1700-30-0x0000000002000000-0x0000000002006000-memory.dmp

Filesize
24KB

Download
memory/1700-32-0x0000000077A11000-0x0000000077A12000-memory.dmp

Filesize
4KB

Download
memory/2476-5-0x0000000001EB0000-0x00000000028B0000-memory.dmp

Filesize
10.0MB

Download
memory/2476-13-0x0000000001EB0000-0x00000000028B0000-memory.dmp

Filesize
10.0MB

Download
memory/2476-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2476-12-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2476-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download