gozi | 753a83f1043809098d08e76e49a497ad0e79f571c2d9988e9f059183eac1ba4d

General

Target
25e1790f24b921852ef0fdf5f3a15bbc_JaffaCakes118.exe
Size 215KB
Sample240508-vs1v6shb33
SHA256 753a83f1043809098d08e76e49a497ad0e79f571c2d9988e9f059183eac1ba4d
MD5 25e1790f24b921852ef0fdf5f3a15bbc
SHA1 941f8af821f4188aef4d2d2adccc59f1d5c0655b
SHA512 9d6caaaa92aa7f2870294bb8f4a97e27d6b09ee264521d354bf5fe39d56815575f14dd25845e2b2ce2d759ae5d4c484e14c1df3705d05f57daa4344475c30a48
SSDEEP 3072:Rb9pXDyUKdySqVgQZt8OdcjFfSvbke/0t4mwqWB55syoNdL0H2L6BWnqR+yV:BHXDy1qVvZnOe/HEyoGWGd
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gozi 3153 banker isfb trojan

Malware Config

Extracted

Family

gozi

Attributes

build
215165

Extracted

Family

gozi

Botnet

3153

C2

biesbetiop.com
kircherche.com
toforemedi.com

Attributes

build
215165
dga_base_url
constitution.org/usdeclar.txt
dga_crc
0x4eb7d2ca
dga_season
10
dga_tlds
com

ru

org
exe_type
loader
server_id
12

rsa_pubkey.plain

serpent.plain

Signatures

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

Modifies Internet Explorer settings 1 TTPs 25 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000009e387b9b7780e241bd4d2d5013251a2f00000000020000000000106600000001000020000000a5af3e4aa094aa5a1a935fce08b70de96200fcfd8f91d6cba61eaad3b0b4e757000000000e800000000200002000000035577b1105a2eec130886a07551dcf9971ccbe32338d665911a1a5635b243fe1200000003f66c3ccfad5810cd96dc561ec7e111b7c7f84ad3267ec7220b20dd030edd17440000000bc964155fc8ff1d166b70ee150d0c8127ceb8d1ab0d53ddeac3e6243bbe340b0c185d3198adfd0dfa4d363abe0db11fe92924ef9cec163f41aefa79842a5962e	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 105953876ba1da01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000009e387b9b7780e241bd4d2d5013251a2f00000000020000000000106600000001000020000000017a384e1ef4078b819494c738b1b2b489ce8ed982ef1f69fec24e7c47a0e998000000000e8000000002000020000000df69ff166c5b0db4676efe843a3f3b4c157b9d62d80dcd81ce2c2225dacdcd7320000000b77109aa29be62aa37e6572d7507e089db1a60f7c0cd95965ae4a9debc3edf1140000000477687901afa939d1b69a7ffc091a6d041a2e164e155afb51825ea76f494593f015e35e3146a2de5f20ee2989f4d50d98f3086c3dd8b815a03bad0c3b281c268	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{B24EDF65-0D5E-11EF-92F1-6E6D447F5FDC} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 00855a876ba1da01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3660	iexplore.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3660	iexplore.exe
3660	iexplore.exe
220	IEXPLORE.EXE
220	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3660 wrote to memory of 220	3660	iexplore.exe	88
PID 3660 wrote to memory of 220	3660	iexplore.exe	88
PID 3660 wrote to memory of 220	3660	iexplore.exe	88

C:\Users\Admin\AppData\Local\Temp\25e1790f24b921852ef0fdf5f3a15bbc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\25e1790f24b921852ef0fdf5f3a15bbc_JaffaCakes118.exe"
1⤵
PID:4252

C:\Program Files (x86)\Internet Explorer\ielowutil.exe
"C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding
1⤵
PID:1980

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3660
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3660 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:220

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4252-0-0x0000000000400000-0x0000000000441000-memory.dmp

Download

memory/4252-1-0x0000000000600000-0x0000000000601000-memory.dmp

Download

memory/4252-2-0x0000000000630000-0x000000000064B000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads