gozi_ifsb | 026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44

Analysis

max time kernel
551s
max time network
543s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
26-10-2022 23:52

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General

Target

026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44.exe
Size

302KB
MD5

f870c0d62691fc39194922e4a59fdc1c
SHA1

69369a1aa35592ca4eede5179060f2c58e9bae6e
SHA256

026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44
SHA512

92a452a2f63e9e214f98d14fcee1dd8f8c55b94ce90ed541986af08117f09779e159f76ae043ab6be4c49d254e4846448b632e0f33fcafb0be362a90a1a934ae
SSDEEP

6144:qTBSsdUvHN91B8LdCCoVupEo5KdEBaxRxnxXOWFi2HAwsih5:oUJvHNnBGdpOupzEdEByxW2g

Score

10^/10

gozi_ifsb 1010 banker persistence trojan

Malware Config

Extracted

Family

gozi_ifsb

Botnet

1010

sys.cwthecw.com/bcms/assets/img

sys.whyblacklivesmatter.org/bcms/assets/img

sys.mohitsagarmusic.com/bcms/assets/img

lansystemstat.com/bcms/assets/img

highnetwork.pw/bcms/assets/img

lostnetwork.in/bcms/assets/img

sysconnections.net/bcms/assets/img

lansupports.com/bcms/assets/img

Attributes

exe_type
worker
server_id
35

rsa_pubkey.plain

serpent.plain

Signatures

Gozi, Gozi IFSB
Gozi ISFB is a well-known and widely distributed banking trojan.
banker trojan gozi_ifsb

Executes dropped EXE 2 IoCs

pid	Process
1864	dsroXP32.exe
548	dsroXP32.exe

Loads dropped DLL 2 IoCs

pid	Process
376	cmd.exe
376	cmd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\dmvdXT32 = "C:\\Users\\Admin\\AppData\\Roaming\\clbcwcfg\\dsroXP32.exe"	026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1840 set thread context of 1388	1840	026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44.exe	27
PID 1864 set thread context of 548	1864	dsroXP32.exe	32
PID 548 set thread context of 976	548	dsroXP32.exe	33
PID 976 set thread context of 1236	976	svchost.exe	19

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
548	dsroXP32.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
548	dsroXP32.exe
976	svchost.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1236	Explorer.EXE
1236	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1236	Explorer.EXE
1236	Explorer.EXE

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1236	Explorer.EXE

Suspicious use of WriteProcessMemory 44 IoCs

description	pid	Process	procid_target
PID 1840 wrote to memory of 1388	1840	026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44.exe	27
PID 1840 wrote to memory of 1388	1840	026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44.exe	27
PID 1840 wrote to memory of 1388	1840	026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44.exe	27
PID 1840 wrote to memory of 1388	1840	026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44.exe	27
PID 1840 wrote to memory of 1388	1840	026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44.exe	27
PID 1840 wrote to memory of 1388	1840	026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44.exe	27
PID 1840 wrote to memory of 1388	1840	026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44.exe	27
PID 1840 wrote to memory of 1388	1840	026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44.exe	27
PID 1840 wrote to memory of 1388	1840	026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44.exe	27
PID 1840 wrote to memory of 1388	1840	026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44.exe	27
PID 1840 wrote to memory of 1388	1840	026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44.exe	27
PID 1388 wrote to memory of 1748	1388	026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44.exe	28
PID 1388 wrote to memory of 1748	1388	026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44.exe	28
PID 1388 wrote to memory of 1748	1388	026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44.exe	28
PID 1388 wrote to memory of 1748	1388	026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44.exe	28
PID 1748 wrote to memory of 376	1748	cmd.exe	30
PID 1748 wrote to memory of 376	1748	cmd.exe	30
PID 1748 wrote to memory of 376	1748	cmd.exe	30
PID 1748 wrote to memory of 376	1748	cmd.exe	30
PID 376 wrote to memory of 1864	376	cmd.exe	31
PID 376 wrote to memory of 1864	376	cmd.exe	31
PID 376 wrote to memory of 1864	376	cmd.exe	31
PID 376 wrote to memory of 1864	376	cmd.exe	31
PID 1864 wrote to memory of 548	1864	dsroXP32.exe	32
PID 1864 wrote to memory of 548	1864	dsroXP32.exe	32
PID 1864 wrote to memory of 548	1864	dsroXP32.exe	32
PID 1864 wrote to memory of 548	1864	dsroXP32.exe	32
PID 1864 wrote to memory of 548	1864	dsroXP32.exe	32
PID 1864 wrote to memory of 548	1864	dsroXP32.exe	32
PID 1864 wrote to memory of 548	1864	dsroXP32.exe	32
PID 1864 wrote to memory of 548	1864	dsroXP32.exe	32
PID 1864 wrote to memory of 548	1864	dsroXP32.exe	32
PID 1864 wrote to memory of 548	1864	dsroXP32.exe	32
PID 1864 wrote to memory of 548	1864	dsroXP32.exe	32
PID 548 wrote to memory of 976	548	dsroXP32.exe	33
PID 548 wrote to memory of 976	548	dsroXP32.exe	33
PID 548 wrote to memory of 976	548	dsroXP32.exe	33
PID 548 wrote to memory of 976	548	dsroXP32.exe	33
PID 548 wrote to memory of 976	548	dsroXP32.exe	33
PID 548 wrote to memory of 976	548	dsroXP32.exe	33
PID 548 wrote to memory of 976	548	dsroXP32.exe	33
PID 976 wrote to memory of 1236	976	svchost.exe	19
PID 976 wrote to memory of 1236	976	svchost.exe	19
PID 976 wrote to memory of 1236	976	svchost.exe	19

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:1236
- C:\Users\Admin\AppData\Local\Temp\026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44.exe
  "C:\Users\Admin\AppData\Local\Temp\026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1840
- - C:\Users\Admin\AppData\Local\Temp\026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44.exe
    "C:\Users\Admin\AppData\Local\Temp\026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44.exe"
    3⤵
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:1388
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\E8C7\E607.bat" "C:\Users\Admin\AppData\Roaming\clbcwcfg\dsroXP32.exe" "C:\Users\Admin\AppData\Local\Temp\026FD6~1.EXE""
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1748
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /C ""C:\Users\Admin\AppData\Roaming\clbcwcfg\dsroXP32.exe" "C:\Users\Admin\AppData\Local\Temp\026FD6~1.EXE""
        5⤵
        Loads dropped DLL
        Suspicious use of WriteProcessMemory
        
        PID:376
      - C:\Users\Admin\AppData\Roaming\clbcwcfg\dsroXP32.exe
        
        "C:\Users\Admin\AppData\Roaming\clbcwcfg\dsroXP32.exe" "C:\Users\Admin\AppData\Local\Temp\026FD6~1.EXE"
        6⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:1864
        
        C:\Users\Admin\AppData\Roaming\clbcwcfg\dsroXP32.exe
        
        "C:\Users\Admin\AppData\Roaming\clbcwcfg\dsroXP32.exe"
        7⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious behavior: EnumeratesProcesses
        Suspicious behavior: MapViewOfSection
        Suspicious use of WriteProcessMemory
        
        PID:548
        
        C:\Windows\system32\svchost.exe
        
        C:\Windows\system32\svchost.exe
        8⤵
        Suspicious use of SetThreadContext
        Suspicious behavior: MapViewOfSection
        Suspicious use of WriteProcessMemory
        
        PID:976

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\E8C7\E607.bat

Filesize
108B

MD5
f810037d3b967d97fa05fb81d47d6ca1

SHA1
9cb859796e022b98ca0b52cd05c7aeb455043401

SHA256
21e5c5cc757311737ad031aea3360d93e0d39590aee66f8c4085293f5a8a2700

SHA512
6199051e0d29baa4d7bb2e6a15eee82c28062ecbb0ca7e0314fcc9fa9b5528bfddbc56dfe8cefb87fc67c9cfda9f0149ad817e53872f44a506ec51678c183efd

Download Submit
C:\Users\Admin\AppData\Roaming\clbcwcfg\dsroXP32.exe

Filesize
302KB

MD5
f870c0d62691fc39194922e4a59fdc1c

SHA1
69369a1aa35592ca4eede5179060f2c58e9bae6e

SHA256
026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44

SHA512
92a452a2f63e9e214f98d14fcee1dd8f8c55b94ce90ed541986af08117f09779e159f76ae043ab6be4c49d254e4846448b632e0f33fcafb0be362a90a1a934ae

Download Submit
C:\Users\Admin\AppData\Roaming\clbcwcfg\dsroXP32.exe

Filesize
302KB

MD5
f870c0d62691fc39194922e4a59fdc1c

SHA1
69369a1aa35592ca4eede5179060f2c58e9bae6e

SHA256
026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44

SHA512
92a452a2f63e9e214f98d14fcee1dd8f8c55b94ce90ed541986af08117f09779e159f76ae043ab6be4c49d254e4846448b632e0f33fcafb0be362a90a1a934ae

Download Submit
C:\Users\Admin\AppData\Roaming\clbcwcfg\dsroXP32.exe

Filesize
302KB

MD5
f870c0d62691fc39194922e4a59fdc1c

SHA1
69369a1aa35592ca4eede5179060f2c58e9bae6e

SHA256
026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44

SHA512
92a452a2f63e9e214f98d14fcee1dd8f8c55b94ce90ed541986af08117f09779e159f76ae043ab6be4c49d254e4846448b632e0f33fcafb0be362a90a1a934ae

Download Submit
\Users\Admin\AppData\Roaming\clbcwcfg\dsroXP32.exe

Filesize
302KB

MD5
f870c0d62691fc39194922e4a59fdc1c

SHA1
69369a1aa35592ca4eede5179060f2c58e9bae6e

SHA256
026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44

SHA512
92a452a2f63e9e214f98d14fcee1dd8f8c55b94ce90ed541986af08117f09779e159f76ae043ab6be4c49d254e4846448b632e0f33fcafb0be362a90a1a934ae

Download Submit
\Users\Admin\AppData\Roaming\clbcwcfg\dsroXP32.exe

Filesize
302KB

MD5
f870c0d62691fc39194922e4a59fdc1c

SHA1
69369a1aa35592ca4eede5179060f2c58e9bae6e

SHA256
026fd6ab8b5f12d1ae0795f7ad79b05a7ca1dc83e996cb7ee37f1b417d66de44

SHA512
92a452a2f63e9e214f98d14fcee1dd8f8c55b94ce90ed541986af08117f09779e159f76ae043ab6be4c49d254e4846448b632e0f33fcafb0be362a90a1a934ae

Download Submit
memory/548-94-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/548-97-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/548-95-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/976-98-0x00000000003B0000-0x000000000043A000-memory.dmp

Filesize
552KB

Download
memory/1236-100-0x0000000004980000-0x0000000004A0A000-memory.dmp

Filesize
552KB

Download
memory/1236-99-0x0000000004980000-0x0000000004A0A000-memory.dmp

Filesize
552KB

Download
memory/1388-71-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/1388-63-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/1388-59-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/1388-58-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/1388-67-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/1388-56-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/1388-68-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/1388-55-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/1388-61-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/1388-60-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/1388-69-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/1840-54-0x0000000074AD1000-0x0000000074AD3000-memory.dmp

Filesize
8KB

Download