gozi | 9f710a0fc0cadbf3378c06ca4fefa2486bdf04646201f9efec7cd5a4c97634b4

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
03-10-2023 12:15

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General

Target

client.exe
Size

295KB
MD5

ed017c0f334b6d10ac5aca77fe7f9a2a
SHA1

de7a838cbf418f5c093e5bed00254c4c68b82fa7
SHA256

9f710a0fc0cadbf3378c06ca4fefa2486bdf04646201f9efec7cd5a4c97634b4
SHA512

e7210ef6cfb8b9cad8078b8bdc4331eba04c9b7bd87b1aadce8c84560035fe4725161dceaca03608f10f7e02de7120c6dbf345c0ac69c72d5613e85080f58316
SSDEEP

3072:Az6N1tmvikka83g9IGkpt4fMlw5mlg9eidid74+VONrRrCS:bN1cvBka83g9PkUf55B++1r

Score

10^/10

gozi 5050 banker isfb trojan

Malware Config

Extracted

Family

gozi

Extracted

Family

gozi

Botnet

5050

185.247.184.139

62.72.33.155

incontroler.com

Attributes

base_path
/jerry/
build
250260
exe_type
loader
extension
.bob
server_id
50

rsa_pubkey.plain

aes.plain

Extracted

Family

gozi

Botnet

5050

expirew.com

whofos.com

onlinepoints.online

onlinepoints.top

Attributes

base_path
/pictures/
exe_type
worker
extension
.bob
server_id
50

rsa_pubkey.plain

aes.plain

Signatures

Gozi
Gozi is a well-known and widely distributed banking trojan.
banker trojan gozi
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

772 cmd.exe

pid	process
772	cmd.exe

Drops file in System32 directory 1 IoCs

Processes:

powershell.exe

description	ioc	process
File opened for modification	C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

powershell.exeExplorer.EXEcmd.exe

description	pid	process	target process
PID 2516 set thread context of 1268	2516	powershell.exe	Explorer.EXE
PID 1268 set thread context of 772	1268	Explorer.EXE	cmd.exe
PID 772 set thread context of 2876	772	cmd.exe	PING.EXE

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Modifies Internet Explorer settings 1 TTPs 1 IoCs
adware spyware

Modify Registry
T1112

Processes:

mshta.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Internet Explorer\Main mshta.exe
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2876 PING.EXE
Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs

Processes:

PING.EXE

pid process

2876 PING.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

pid	process
2876	PING.EXE

pid	process
2876	PING.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

client.exepowershell.exeExplorer.EXE

pid	process
1260	client.exe
2516	powershell.exe
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1268 Explorer.EXE
Suspicious behavior: MapViewOfSection 3 IoCs

Processes:

powershell.exeExplorer.EXEcmd.exe

pid process

2516 powershell.exe
1268 Explorer.EXE
772 cmd.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 2516 powershell.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Explorer.EXE

pid process

1268 Explorer.EXE

pid	process
1268	Explorer.EXE

pid	process
2516	powershell.exe
1268	Explorer.EXE
772	cmd.exe

description	pid	process
Token: SeDebugPrivilege	2516	powershell.exe

pid	process
1268	Explorer.EXE

Suspicious use of WriteProcessMemory 36 IoCs

Processes:

mshta.exepowershell.execsc.execsc.exeExplorer.EXEcmd.exe

description	pid	process	target process
PID 2620 wrote to memory of 2516	2620	mshta.exe	powershell.exe
PID 2620 wrote to memory of 2516	2620	mshta.exe	powershell.exe
PID 2620 wrote to memory of 2516	2620	mshta.exe	powershell.exe
PID 2516 wrote to memory of 2840	2516	powershell.exe	csc.exe
PID 2516 wrote to memory of 2840	2516	powershell.exe	csc.exe
PID 2516 wrote to memory of 2840	2516	powershell.exe	csc.exe
PID 2840 wrote to memory of 2880	2840	csc.exe	cvtres.exe
PID 2840 wrote to memory of 2880	2840	csc.exe	cvtres.exe
PID 2840 wrote to memory of 2880	2840	csc.exe	cvtres.exe
PID 2516 wrote to memory of 2892	2516	powershell.exe	csc.exe
PID 2516 wrote to memory of 2892	2516	powershell.exe	csc.exe
PID 2516 wrote to memory of 2892	2516	powershell.exe	csc.exe
PID 2892 wrote to memory of 1540	2892	csc.exe	cvtres.exe
PID 2892 wrote to memory of 1540	2892	csc.exe	cvtres.exe
PID 2892 wrote to memory of 1540	2892	csc.exe	cvtres.exe
PID 2516 wrote to memory of 1268	2516	powershell.exe	Explorer.EXE
PID 2516 wrote to memory of 1268	2516	powershell.exe	Explorer.EXE
PID 2516 wrote to memory of 1268	2516	powershell.exe	Explorer.EXE
PID 1268 wrote to memory of 772	1268	Explorer.EXE	cmd.exe
PID 1268 wrote to memory of 772	1268	Explorer.EXE	cmd.exe
PID 1268 wrote to memory of 772	1268	Explorer.EXE	cmd.exe
PID 1268 wrote to memory of 772	1268	Explorer.EXE	cmd.exe
PID 1268 wrote to memory of 772	1268	Explorer.EXE	cmd.exe
PID 1268 wrote to memory of 772	1268	Explorer.EXE	cmd.exe
PID 772 wrote to memory of 2876	772	cmd.exe	PING.EXE
PID 772 wrote to memory of 2876	772	cmd.exe	PING.EXE
PID 772 wrote to memory of 2876	772	cmd.exe	PING.EXE
PID 772 wrote to memory of 2876	772	cmd.exe	PING.EXE
PID 772 wrote to memory of 2876	772	cmd.exe	PING.EXE
PID 772 wrote to memory of 2876	772	cmd.exe	PING.EXE
PID 1268 wrote to memory of 1356	1268	Explorer.EXE	cmd.exe
PID 1268 wrote to memory of 1356	1268	Explorer.EXE	cmd.exe
PID 1268 wrote to memory of 1356	1268	Explorer.EXE	cmd.exe
PID 1268 wrote to memory of 1356	1268	Explorer.EXE	cmd.exe
PID 1268 wrote to memory of 1356	1268	Explorer.EXE	cmd.exe
PID 1268 wrote to memory of 1356	1268	Explorer.EXE	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1268

C:\Users\Admin\AppData\Local\Temp\client.exe
"C:\Users\Admin\AppData\Local\Temp\client.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:1260

C:\Windows\System32\mshta.exe
"C:\Windows\System32\mshta.exe" "about:<hta:application><script>M3av='wscript.shell';resizeTo(0,2);eval(new ActiveXObject(M3av).regread('HKCU\\\Software\\AppDataLow\\Software\\Microsoft\\C846A6CB-873B-3AC3-517C-AB0E15700F22\\\ContactClass'));if(!window.flag)close()</script>"
2⤵
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:2620

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" new-alias -name ucnsprop -value gp; new-alias -name sqifwrtfk -value iex; sqifwrtfk ([System.Text.Encoding]::ASCII.GetString((ucnsprop "HKCU:Software\AppDataLow\Software\Microsoft\C846A6CB-873B-3AC3-517C-AB0E15700F22").AboutWhite))
3⤵
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2516

C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe
"C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\7qeuww5t.cmdline"
4⤵
- Suspicious use of WriteProcessMemory
PID:2840

C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe
C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESC488.tmp" "c:\Users\Admin\AppData\Local\Temp\CSCC487.tmp"
5⤵
PID:2880

C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe
"C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\flxdslz3.cmdline"
4⤵
- Suspicious use of WriteProcessMemory
PID:2892

C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe
C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESC534.tmp" "c:\Users\Admin\AppData\Local\Temp\CSCC533.tmp"
5⤵
PID:1540

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /C ping localhost -n 5 && del "C:\Users\Admin\AppData\Local\Temp\client.exe"
2⤵
- Deletes itself
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:772

C:\Windows\system32\PING.EXE
ping localhost -n 5
3⤵
- Runs ping.exe
- Suspicious behavior: CmdExeWriteProcessMemorySpam
PID:2876

C:\Windows\syswow64\cmd.exe
"C:\Windows\syswow64\cmd.exe" /C pause dll mail, ,
2⤵
PID:1356

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\7qeuww5t.dll
Filesize
3KB

MD5
8e3b8aabff7d6d4eb44235dd668e386c

SHA1
856e81f2a4dfee26ca004a9ede473b1c54db3681

SHA256
1b0ff1514a0e490dc82ca83ef94af67d1e87e1de9949395cc1a37ff3ed07eda9

SHA512
2e1708fa4c78c1a0459c63261456abb8036511dd30f5b2552aab2204212da2298292186cc0df31f120117f7b5b5d8f369515b0b8499368b1d8ac1052086c7bb7

Download Submit
C:\Users\Admin\AppData\Local\Temp\7qeuww5t.pdb
Filesize
7KB

MD5
585f03e7b5341776a7981cc117c39b15

SHA1
1eb86ed870ce56625c07addc837374c4360e8ebc

SHA256
60ee86a33f94144fbf04f66fe608261f028d97018d5992470e01c5f652539e36

SHA512
5132d0c90c8cfcf3d6806c89634b700446ab11ac924b2f511cee0d95267804b4ab71216eb2f14242ca3644db16a69ae38726729dd2ec943019793d6d8df2f2fa

Download Submit
C:\Users\Admin\AppData\Local\Temp\RESC488.tmp
Filesize
1KB

MD5
0f55801f6ac94a218944cb12f223c8e1

SHA1
47660a0915469103bd8a4b2e12043f11ff573d6e

SHA256
626bb662b523b86c520c185db830a46836befae4e4d0813bd839afef0b26941d

SHA512
f0c90f3b714de52ae37af064511b578a4820dfa268d7229ab7b7d4e39a0c622a2733967b7d4c4c439a12432de5d85156d96be4fcf7c5339dc71ffa9c973f7786

Download Submit
C:\Users\Admin\AppData\Local\Temp\RESC534.tmp
Filesize
1KB

MD5
30b9b41f8089ad9f238efbb79debc001

SHA1
2101002126e2d13d5258b96696b9a0447cd13e8e

SHA256
5178dba4786ff49578fbb457bb1caddf38a1ce54e8eccce7ab61550b57d0cf23

SHA512
91e30a35ee29d21c8d61a5186af95ef32021e343f5ab414b76b8c5845608be6757a66b2c4714017f80f9d0ddc3cb8a636d10754ffd4665c6b632d3fc643a667c

Download Submit
C:\Users\Admin\AppData\Local\Temp\flxdslz3.dll
Filesize
3KB

MD5
6582e02f4af9439e8790d03662d0d634

SHA1
24117c043347fbfaf3959c5dbb707881ff38125b

SHA256
357c8897d6669b54e43e0799ed8f794b7e9710396fab3ac3ee0e4b138afe2a7b

SHA512
2f126cccea6f7b382c6a1d1baf59e66e3d8682898bf32d83650acda3c74b0c3be38584556b8a0f74cb956750462adb7b47535f0930906a839ee53f8972f24def

Download Submit
C:\Users\Admin\AppData\Local\Temp\flxdslz3.pdb
Filesize
7KB

MD5
cb2411954f58ec5e786fa411f44412f1

SHA1
acea6060ee7850f25ad36625f03a5c62c86d77c0

SHA256
4a15395017f1ad895d2c5f062308453d549e53e9feff70abd63236ba5479ada4

SHA512
d0d84563ae44da8f24717f9680d3146fafc57b481dcb90255ccf015b73f927c15fd8fa3ee94f7cf365f47cc0ddb64c503434e719d83201f82a439eac062773c3

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\7qeuww5t.0.cs
Filesize
405B

MD5
caed0b2e2cebaecd1db50994e0c15272

SHA1
5dfac9382598e0ad2e700de4f833de155c9c65fa

SHA256
21210b9baafb8b03ab0ef625312973a77bb5aba856c91892b65826e8b7c3b150

SHA512
86dc4f8cedd37464c9c492c467375d4603715e5827dfaf7bfcfe5c46ce5e09b439139d4b0a756afa37e4c2444c5b169ac1c024217b9ba449edb183a3b53f2b62

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\7qeuww5t.cmdline
Filesize
309B

MD5
aabc820b071b9615281b1bd7e78d3777

SHA1
618b2545157f4dc015bda151b812ae2a9675283b

SHA256
426cd5f4821199b58575ff40bc22c253b0386dabf73af999e3f75fcd074bcdfa

SHA512
b49b0f1d693a5edb623b03b29d9af5efe181f4f4639fee8dd227c98bcd6dcdbdcae8839497102b36b90f96fc248a5c2b8f8d58f2320913770533f58d8a863fe2

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\CSCC487.tmp
Filesize
652B

MD5
229462c326101192a11f96c24aebaad4

SHA1
e2c86a921e922c1a1e5072efdccd143f7ab52e0a

SHA256
9e4ee7bffa9a16f6b8e549b45ecc7d580e4331e8135394efbc6df2aec3f671fc

SHA512
36f99373ff7f9239ae51cdf7242e2aa346e2d67e12c17aa987c95bf5f68a22eb10a20e282f674bd08dcd261e34dc2fe674707bc4874c8af2a122b115ec00ecc9

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\CSCC533.tmp
Filesize
652B

MD5
6a0cbfb626bbb6f13f30ac870df470fe

SHA1
f747a816fdb7ef58c1e3ed76b017f7e761829c6d

SHA256
2e22f42464966b7b3f20ea786d369e63924a7b21acd4a5ceec2a75dda8c02f33

SHA512
fc73a6573cdc0c7ed44420d15a62aca2fb0d2d3f1444ea4420c9d3fef457fe71be8e8b8a3e14c7cc45b718bc13fa0009fd73b021d05fd287718536574865c7bb

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\flxdslz3.0.cs
Filesize
406B

MD5
ca8887eacd573690830f71efaf282712

SHA1
0acd4f49fc8cf6372950792402ec3aeb68569ef8

SHA256
568b0c1155379c88e91f904f4e70a3608fbf664ef890309cd705a7c5eb3232c3

SHA512
2a538a308db6c7d09224737f549d442b4c206e8e9605a2570149243ee11bf0c5f028ebf003b383f86709d0dd976ff66d15ccb700f50969ff3da64dd39cab25c7

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\flxdslz3.cmdline
Filesize
309B

MD5
a53f09259d7f821801e5c647ebc924a5

SHA1
bfe587a32662a28e774b7c1a7ae96afe19dc53b9

SHA256
8c74933ef2a91cf33f701d1a453fef3a1a8ee41238e1016f9453b3441c31d836

SHA512
55a26494dbcae273908e7d2dfddc9f372371138b0d9243963203480f6f3d850f19440f4d7f9093fa788a5d8401ea1516114fe72ddb204cd3de99566188e9b534

Download Submit
memory/772-68-0x000007FFFFFDF000-0x000007FFFFFE0000-memory.dmp

Filesize
4KB

Download
memory/772-70-0x0000000000210000-0x0000000000211000-memory.dmp

Filesize
4KB

Download
memory/772-69-0x0000000001CB0000-0x0000000001DE4000-memory.dmp

Filesize
1.2MB

Download
memory/772-84-0x0000000001CB0000-0x0000000001DE4000-memory.dmp

Filesize
1.2MB

Download
memory/1260-1-0x00000000023F0000-0x00000000024F0000-memory.dmp

Filesize
1024KB

Download
memory/1260-11-0x0000000003D90000-0x0000000003D92000-memory.dmp

Filesize
8KB

Download
memory/1260-8-0x0000000000400000-0x0000000002290000-memory.dmp

Filesize
30.6MB

Download
memory/1260-7-0x00000000023F0000-0x00000000024F0000-memory.dmp

Filesize
1024KB

Download
memory/1260-4-0x00000000002C0000-0x00000000002CD000-memory.dmp

Filesize
52KB

Download
memory/1260-3-0x0000000000220000-0x000000000022B000-memory.dmp

Filesize
44KB

Download
memory/1260-2-0x0000000000400000-0x0000000002290000-memory.dmp

Filesize
30.6MB

Download
memory/1268-57-0x0000000009090000-0x00000000091C4000-memory.dmp

Filesize
1.2MB

Download
memory/1268-58-0x0000000002AC0000-0x0000000002AC1000-memory.dmp

Filesize
4KB

Download
memory/1268-85-0x0000000009090000-0x00000000091C4000-memory.dmp

Filesize
1.2MB

Download
memory/2516-20-0x0000000002990000-0x0000000002A10000-memory.dmp

Filesize
512KB

Download
memory/2516-19-0x0000000002990000-0x0000000002A10000-memory.dmp

Filesize
512KB

Download
memory/2516-56-0x0000000002B90000-0x0000000002BCD000-memory.dmp

Filesize
244KB

Download
memory/2516-36-0x0000000002780000-0x0000000002788000-memory.dmp

Filesize
32KB

Download
memory/2516-18-0x000000001B2D0000-0x000000001B5B2000-memory.dmp

Filesize
2.9MB

Download
memory/2516-61-0x000007FEF5670000-0x000007FEF600D000-memory.dmp

Filesize
9.6MB

Download
memory/2516-53-0x0000000002790000-0x0000000002798000-memory.dmp

Filesize
32KB

Download
memory/2516-67-0x000007FEF5670000-0x000007FEF600D000-memory.dmp

Filesize
9.6MB

Download
memory/2516-21-0x00000000023E0000-0x00000000023E8000-memory.dmp

Filesize
32KB

Download
memory/2516-22-0x0000000002990000-0x0000000002A10000-memory.dmp

Filesize
512KB

Download
memory/2516-75-0x0000000002B90000-0x0000000002BCD000-memory.dmp

Filesize
244KB

Download
memory/2516-17-0x000007FEF5670000-0x000007FEF600D000-memory.dmp

Filesize
9.6MB

Download
memory/2876-77-0x00000000004B0000-0x00000000005E4000-memory.dmp

Filesize
1.2MB

Download
memory/2876-78-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2876-83-0x00000000004B0000-0x00000000005E4000-memory.dmp

Filesize
1.2MB

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memory/2876-76-0x000007FFFFFD5000-0x000007FFFFFD6000-memory.dmp

Filesize
4KB

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memory/2892-47-0x0000000002250000-0x00000000022D0000-memory.dmp

Filesize
512KB

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