tinba | 4a0b6e7e5ca146b5beeb0124a5e649a3b8637c3efda24eef8223f98193eb96e5

General

Target

11c9674455a75ac34882c6151277cf1a_JaffaCakes118.exe
Size

160KB
MD5

11c9674455a75ac34882c6151277cf1a
SHA1

f6ba3b6afcc8917d03a6f2756318f3830b282b26
SHA256

4a0b6e7e5ca146b5beeb0124a5e649a3b8637c3efda24eef8223f98193eb96e5
SHA512

544d44905c9eafc20077d86e01be371a67676b8dbed130a19dedbb66a9f55b3f875a1ea18bb4b64aaf090b3865c56f87f847d25f04cdb48d2e578ad372b1881b
SSDEEP

1536:eEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:VY+4MiIkLZJNAQ9J6v

Score

10^/10

tinba banker persistence trojan upx

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker tinba

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/2556-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

winver.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\668BCD28 = "C:\\Users\\Admin\\AppData\\Roaming\\668BCD28\\bin.exe"	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

winver.exe

pid	process
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe
2308	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

winver.exe

pid process

2308 winver.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

11c9674455a75ac34882c6151277cf1a_JaffaCakes118.exewinver.exe

description	pid	process	target process
PID 2556 wrote to memory of 2308	2556	11c9674455a75ac34882c6151277cf1a_JaffaCakes118.exe	winver.exe
PID 2556 wrote to memory of 2308	2556	11c9674455a75ac34882c6151277cf1a_JaffaCakes118.exe	winver.exe
PID 2556 wrote to memory of 2308	2556	11c9674455a75ac34882c6151277cf1a_JaffaCakes118.exe	winver.exe
PID 2556 wrote to memory of 2308	2556	11c9674455a75ac34882c6151277cf1a_JaffaCakes118.exe	winver.exe
PID 2556 wrote to memory of 2308	2556	11c9674455a75ac34882c6151277cf1a_JaffaCakes118.exe	winver.exe
PID 2308 wrote to memory of 1168	2308	winver.exe	Explorer.EXE
PID 2308 wrote to memory of 1080	2308	winver.exe	taskhost.exe
PID 2308 wrote to memory of 1088	2308	winver.exe	Dwm.exe
PID 2308 wrote to memory of 1168	2308	winver.exe	Explorer.EXE

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1080

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1088

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1168

C:\Users\Admin\AppData\Local\Temp\11c9674455a75ac34882c6151277cf1a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\11c9674455a75ac34882c6151277cf1a_JaffaCakes118.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2556

C:\Windows\SysWOW64\winver.exe
winver
3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2308

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1080-22-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/1080-23-0x0000000077541000-0x0000000077542000-memory.dmp

Filesize
4KB

Download
memory/1088-19-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1088-24-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1168-25-0x0000000002490000-0x0000000002496000-memory.dmp

Filesize
24KB

Download
memory/1168-4-0x00000000024E0000-0x00000000024E6000-memory.dmp

Filesize
24KB

Download
memory/1168-3-0x00000000024E0000-0x00000000024E6000-memory.dmp

Filesize
24KB

Download
memory/1168-2-0x00000000024E0000-0x00000000024E6000-memory.dmp

Filesize
24KB

Download
memory/1168-10-0x0000000077541000-0x0000000077542000-memory.dmp

Filesize
4KB

Download
memory/1168-21-0x0000000002490000-0x0000000002496000-memory.dmp

Filesize
24KB

Download
memory/2308-6-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2308-11-0x00000000774F0000-0x0000000077699000-memory.dmp

Filesize
1.7MB

Download
memory/2308-7-0x00000000776F0000-0x00000000776F1000-memory.dmp

Filesize
4KB

Download
memory/2308-8-0x00000000776EF000-0x00000000776F0000-memory.dmp

Filesize
4KB

Download
memory/2308-9-0x00000000776EF000-0x00000000776F1000-memory.dmp

Filesize
8KB

Download
memory/2308-29-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2556-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2556-13-0x0000000001CC0000-0x00000000026C0000-memory.dmp

Filesize
10.0MB

Download
memory/2556-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2556-5-0x0000000001CC0000-0x00000000026C0000-memory.dmp

Filesize
10.0MB

Download
memory/2556-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads