gozi | 99fcb2fe45a70252461012cb317824941477998e9dea1e5092ebf98755539f38

Analysis

max time kernel
119s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-10-2024 21:51

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General

Target

7507f1b235ab4726a333ce4b9e1fd9b8_JaffaCakes118.exe
Size

2.9MB
MD5

7507f1b235ab4726a333ce4b9e1fd9b8
SHA1

af99af4c6557a3d4ca5f635bddbc746b98b4894f
SHA256

99fcb2fe45a70252461012cb317824941477998e9dea1e5092ebf98755539f38
SHA512

515c75c61b6d4f6ac30bb928a95510e532e0408df8d5e14088cb37a1c966d92692da5f4484008789e8a00a176e30c1b244d1aa7f593aea8ef5dc54aa08466159
SSDEEP

49152:Y2a2sMazg8BzeVmlOtVpl60VsP4M338dB2IBlGuuDVUsdxxjeQZwxPYRKs:Y21azg8oVmUhl6Qsgg3gnl/IVUs1jePs

Score

10^/10

gozi banker discovery isfb trojan upx

Malware Config

Extracted

Family

gozi

Signatures

Gozi
Gozi is a well-known and widely distributed banking trojan.
banker trojan gozi

Deletes itself 1 IoCs

pid	Process
2960	7507f1b235ab4726a333ce4b9e1fd9b8_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2960	7507f1b235ab4726a333ce4b9e1fd9b8_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2756	7507f1b235ab4726a333ce4b9e1fd9b8_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2756-5-0x0000000000400000-0x00000000008EF000-memory.dmp	upx
behavioral1/files/0x000700000001211a-10.dat	upx
behavioral1/memory/2960-15-0x0000000000400000-0x00000000008EF000-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	7507f1b235ab4726a333ce4b9e1fd9b8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7507f1b235ab4726a333ce4b9e1fd9b8_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2756	7507f1b235ab4726a333ce4b9e1fd9b8_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2756	7507f1b235ab4726a333ce4b9e1fd9b8_JaffaCakes118.exe
2960	7507f1b235ab4726a333ce4b9e1fd9b8_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2756 wrote to memory of 2960	2756	7507f1b235ab4726a333ce4b9e1fd9b8_JaffaCakes118.exe	30
PID 2756 wrote to memory of 2960	2756	7507f1b235ab4726a333ce4b9e1fd9b8_JaffaCakes118.exe	30
PID 2756 wrote to memory of 2960	2756	7507f1b235ab4726a333ce4b9e1fd9b8_JaffaCakes118.exe	30
PID 2756 wrote to memory of 2960	2756	7507f1b235ab4726a333ce4b9e1fd9b8_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\7507f1b235ab4726a333ce4b9e1fd9b8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7507f1b235ab4726a333ce4b9e1fd9b8_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2756
- C:\Users\Admin\AppData\Local\Temp\7507f1b235ab4726a333ce4b9e1fd9b8_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\7507f1b235ab4726a333ce4b9e1fd9b8_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2960

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\7507f1b235ab4726a333ce4b9e1fd9b8_JaffaCakes118.exe

Filesize
2.9MB

MD5
3b6f6bf3d0a1f349d8e57ea467eab300

SHA1
96b85773e01736c7135329c82ef994c7bdafb976

SHA256
6610a795d76c6bccf8001609ae73cf9c030cd1f1c9402da2d6d5d7738fb68a9e

SHA512
af094804f72c540078c297167b1c051986a5dd613a182ec252b283d8e6deeadc63edd21b276bb7b5dddfa135950897ebc7f5359db79d8068a784812ae36617ec

Download Submit
memory/2756-6-0x0000000000270000-0x00000000003A3000-memory.dmp

Filesize
1.2MB

Download
memory/2756-5-0x0000000000400000-0x00000000008EF000-memory.dmp

Filesize
4.9MB

Download
memory/2756-0-0x0000000000400000-0x000000000062A000-memory.dmp

Filesize
2.2MB

Download
memory/2756-13-0x0000000000400000-0x000000000062A000-memory.dmp

Filesize
2.2MB

Download
memory/2960-15-0x0000000000400000-0x00000000008EF000-memory.dmp

Filesize
4.9MB

Download
memory/2960-16-0x0000000000400000-0x000000000062A000-memory.dmp

Filesize
2.2MB

Download
memory/2960-22-0x0000000000400000-0x000000000061D000-memory.dmp

Filesize
2.1MB

Download
memory/2960-28-0x00000000036A0000-0x00000000038CA000-memory.dmp

Filesize
2.2MB

Download
memory/2960-20-0x0000000000280000-0x00000000003B3000-memory.dmp

Filesize
1.2MB

Download
memory/2960-45-0x0000000000400000-0x00000000008EF000-memory.dmp

Filesize
4.9MB

Download