gozi_rm3 | 52869cba0ae804bd8294bd67e86fc31e49eb2b344353bf50087afda53b9f3740

General

Target

52869cba0ae804bd8294bd67e86fc31e49eb2b344353bf50087afda53b9f3740.exe
Size

460KB
MD5

0a2d2639b8b06e6748312abca5b1d745
SHA1

524f3b3119a9adea4308f190904d7a0dceb475b8
SHA256

52869cba0ae804bd8294bd67e86fc31e49eb2b344353bf50087afda53b9f3740
SHA512

ac3d6eebe4c64ec66f968d11e598f477e28b7b0a6523b14a4975cea29b8913a33b2354eda48a878658dcb359b974ab43e9c4ccbabdc3f73109258fe1d539ff5f

Score

10^/10

gozi_rm3 86920234 banker trojan

Malware Config

Extracted

Family

gozi_rm3

Attributes

build
300898

Extracted

Family

gozi_rm3

Botnet

86920234

C2

https://susanslewis.xyz

Attributes

build
300898
exe_type
loader
server_id
12
url_path
index.htm

rsa_pubkey.plain

serpent.plain

Signatures

Gozi RM3
A heavily modified version of Gozi using RM3 loader.
banker trojan gozi_rm3

Modifies Internet Explorer settings 1 TTPs 10 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{77DF8E42-DB80-11EC-B274-FAA17377EC03} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4600	iexplore.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4600	iexplore.exe
4600	iexplore.exe
1964	IEXPLORE.EXE
1964	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4600 wrote to memory of 1964	4600	iexplore.exe	82
PID 4600 wrote to memory of 1964	4600	iexplore.exe	82
PID 4600 wrote to memory of 1964	4600	iexplore.exe	82

C:\Users\Admin\AppData\Local\Temp\52869cba0ae804bd8294bd67e86fc31e49eb2b344353bf50087afda53b9f3740.exe
"C:\Users\Admin\AppData\Local\Temp\52869cba0ae804bd8294bd67e86fc31e49eb2b344353bf50087afda53b9f3740.exe"
1⤵
PID:4028

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:4528

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:4600
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4600 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1964
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4600 CREDAT:82950 /prefetch:2
  2⤵
  PID:444

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
PID:4376
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4376 CREDAT:17410 /prefetch:2
  2⤵
  PID:2816

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
PID:3972
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3972 CREDAT:17410 /prefetch:2
  2⤵
  PID:2208

Network

MITRE ATT&CK Enterprise v6

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/4028-131-0x0000000000400000-0x0000000000473000-memory.dmp

Filesize
460KB

Download
memory/4028-130-0x0000000000610000-0x0000000000638000-memory.dmp

Filesize
160KB

Download
memory/4028-132-0x0000000002210000-0x0000000002226000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads