gozi | a75d3f02edb6764c31c033339c94322d5c8af0dd0473d4682abf99cc832dd715

Analysis

max time kernel
32s
max time network
126s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
12-10-2024 21:16

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General

Target

3c1235ca242b24627c32f1d64e6cfc55_JaffaCakes118.exe
Size

5.8MB
MD5

3c1235ca242b24627c32f1d64e6cfc55
SHA1

0b22c2e30103fbc59f9b7d8e6324ab7407e45071
SHA256

a75d3f02edb6764c31c033339c94322d5c8af0dd0473d4682abf99cc832dd715
SHA512

3a5653cc134092c3c991ff3e1890aa549fc0a8bf1d0a8a191db82aa9e7aac209a9df6b69694b83eacbe0feb547865c364d37f1d6fe4360a022630d9acdc5df59
SSDEEP

98304:bSx1V8gzYDHQ0/1O8eQe0yvUwgg3gnl/IVUs1jePsULAEVr6slCeZ8isagg3gnli:beMH11OuJUgl/iBiPqEVWhegOgl/iBiP

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
1016	3c1235ca242b24627c32f1d64e6cfc55_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1016	3c1235ca242b24627c32f1d64e6cfc55_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2548	3c1235ca242b24627c32f1d64e6cfc55_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2548-0-0x0000000000400000-0x00000000008EF000-memory.dmp	upx
behavioral1/files/0x00080000000120fd-10.dat	upx
behavioral1/memory/1016-23-0x0000000000400000-0x00000000008EF000-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	3c1235ca242b24627c32f1d64e6cfc55_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3c1235ca242b24627c32f1d64e6cfc55_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2548	3c1235ca242b24627c32f1d64e6cfc55_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2548	3c1235ca242b24627c32f1d64e6cfc55_JaffaCakes118.exe
1016	3c1235ca242b24627c32f1d64e6cfc55_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2548 wrote to memory of 1016	2548	3c1235ca242b24627c32f1d64e6cfc55_JaffaCakes118.exe	29
PID 2548 wrote to memory of 1016	2548	3c1235ca242b24627c32f1d64e6cfc55_JaffaCakes118.exe	29
PID 2548 wrote to memory of 1016	2548	3c1235ca242b24627c32f1d64e6cfc55_JaffaCakes118.exe	29
PID 2548 wrote to memory of 1016	2548	3c1235ca242b24627c32f1d64e6cfc55_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\3c1235ca242b24627c32f1d64e6cfc55_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3c1235ca242b24627c32f1d64e6cfc55_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2548
- C:\Users\Admin\AppData\Local\Temp\3c1235ca242b24627c32f1d64e6cfc55_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\3c1235ca242b24627c32f1d64e6cfc55_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:1016

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\3c1235ca242b24627c32f1d64e6cfc55_JaffaCakes118.exe

Filesize
5.8MB

MD5
8e7dc583471f530ebd0f31f85815b0ed

SHA1
823e6544d3f715d569171796647a5aef7305c28c

SHA256
e7cf574153dc1dae0954ca08adf1625e629dd0b31730b011de52f6ceb537c465

SHA512
f5c7d1c6f49b444a7c17b6d881f060ed1fabad52946d80ecc8e9b7c737c3d683e46bcd33e4163f1d5af43479423f1d06b9c3567cc9c93229b6c740825594e146

Download Submit
memory/1016-21-0x0000000000400000-0x000000000061D000-memory.dmp

Filesize
2.1MB

Download
memory/1016-23-0x0000000000400000-0x00000000008EF000-memory.dmp

Filesize
4.9MB

Download
memory/1016-29-0x0000000000230000-0x0000000000363000-memory.dmp

Filesize
1.2MB

Download
memory/1016-28-0x00000000034C0000-0x00000000036EA000-memory.dmp

Filesize
2.2MB

Download
memory/1016-16-0x0000000000400000-0x000000000062A000-memory.dmp

Filesize
2.2MB

Download
memory/1016-47-0x0000000000400000-0x00000000008EF000-memory.dmp

Filesize
4.9MB

Download
memory/2548-2-0x0000000000400000-0x000000000062A000-memory.dmp

Filesize
2.2MB

Download
memory/2548-13-0x0000000000400000-0x000000000062A000-memory.dmp

Filesize
2.2MB

Download
memory/2548-1-0x00000000002C0000-0x00000000003F3000-memory.dmp

Filesize
1.2MB

Download
memory/2548-14-0x0000000003F10000-0x00000000043FF000-memory.dmp

Filesize
4.9MB

Download
memory/2548-0-0x0000000000400000-0x00000000008EF000-memory.dmp

Filesize
4.9MB

Download
memory/2548-46-0x0000000003F10000-0x00000000043FF000-memory.dmp

Filesize
4.9MB

Download