ramnit | 3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472ab

Analysis

max time kernel
104s
max time network
144s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
11/10/2022, 00:12

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General

Target

3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472ab.exe
Size

120KB
MD5

6811f0e3f548ed3e1ae20c14d5696337
SHA1

c8ae6a73b6b4ff522ad4bbf88e0b99f55bba0dd1
SHA256

3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472ab
SHA512

257d9744c1aa39c83245e65e47f3c4dd20827efc0db0e8f64ab4aaa71acfc476024ae67a57e8a1c2439e3f9423cb2aeb8cd9b2022bb9897c9c4d90c4d0e63cec
SSDEEP

1536:rnySyxBTTYFU3jARV5nmIyjB7xZDDBbrjTosSo2cvoXqoDZyUxnLiUc76Wr5:rySxFQKV5E5TDDB/osSjrXqoN676W1

Score

10^/10

ramnit banker spyware stealer trojan upx worm

Malware Config

Signatures

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit

Executes dropped EXE 2 IoCs

pid	Process
552	3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472abSrv.exe
1104	DesktopLayer.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x00140000000054ab-55.dat	upx
behavioral1/files/0x00140000000054ab-56.dat	upx
behavioral1/files/0x00140000000054ab-58.dat	upx
behavioral1/files/0x00140000000054ab-60.dat	upx
behavioral1/files/0x0008000000015c41-61.dat	upx
behavioral1/files/0x0008000000015c41-62.dat	upx
behavioral1/memory/552-65-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral1/files/0x0008000000015c41-64.dat	upx
behavioral1/files/0x0008000000015c41-67.dat	upx
behavioral1/memory/1104-68-0x0000000000400000-0x0000000000413000-memory.dmp	upx

Loads dropped DLL 4 IoCs

pid	Process
812	3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472ab.exe
812	3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472ab.exe
552	3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472abSrv.exe
552	3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472abSrv.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\pxDF6.tmp	3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472abSrv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472abSrv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472abSrv.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 28 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "372219622"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{D58CD2B1-490A-11ED-8803-52E8C5FCC7C7} = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1104	DesktopLayer.exe
1104	DesktopLayer.exe
1104	DesktopLayer.exe
1104	DesktopLayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1924	iexplore.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
812	3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472ab.exe
1924	iexplore.exe
1924	iexplore.exe
1980	IEXPLORE.EXE
1980	IEXPLORE.EXE
1980	IEXPLORE.EXE
1980	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 812 wrote to memory of 552	812	3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472ab.exe	27
PID 812 wrote to memory of 552	812	3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472ab.exe	27
PID 812 wrote to memory of 552	812	3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472ab.exe	27
PID 812 wrote to memory of 552	812	3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472ab.exe	27
PID 812 wrote to memory of 552	812	3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472ab.exe	27
PID 812 wrote to memory of 552	812	3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472ab.exe	27
PID 812 wrote to memory of 552	812	3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472ab.exe	27
PID 552 wrote to memory of 1104	552	3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472abSrv.exe	28
PID 552 wrote to memory of 1104	552	3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472abSrv.exe	28
PID 552 wrote to memory of 1104	552	3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472abSrv.exe	28
PID 552 wrote to memory of 1104	552	3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472abSrv.exe	28
PID 552 wrote to memory of 1104	552	3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472abSrv.exe	28
PID 552 wrote to memory of 1104	552	3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472abSrv.exe	28
PID 552 wrote to memory of 1104	552	3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472abSrv.exe	28
PID 1104 wrote to memory of 1924	1104	DesktopLayer.exe	29
PID 1104 wrote to memory of 1924	1104	DesktopLayer.exe	29
PID 1104 wrote to memory of 1924	1104	DesktopLayer.exe	29
PID 1104 wrote to memory of 1924	1104	DesktopLayer.exe	29
PID 1924 wrote to memory of 1980	1924	iexplore.exe	31
PID 1924 wrote to memory of 1980	1924	iexplore.exe	31
PID 1924 wrote to memory of 1980	1924	iexplore.exe	31
PID 1924 wrote to memory of 1980	1924	iexplore.exe	31
PID 1924 wrote to memory of 1980	1924	iexplore.exe	31
PID 1924 wrote to memory of 1980	1924	iexplore.exe	31
PID 1924 wrote to memory of 1980	1924	iexplore.exe	31

C:\Users\Admin\AppData\Local\Temp\3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472ab.exe
"C:\Users\Admin\AppData\Local\Temp\3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472ab.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:812
- C:\Users\Admin\AppData\Local\Temp\3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472abSrv.exe
  C:\Users\Admin\AppData\Local\Temp\3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472abSrv.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:552
- - C:\Program Files (x86)\Microsoft\DesktopLayer.exe
    "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:1104
  - - C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:1924
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1924 CREDAT:275457 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:1980

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Microsoft\DesktopLayer.exe

Filesize
24KB

MD5
cb27387ec034a4f0a3c79303d3c9fb08

SHA1
5d648bb93f4e41167062d019dc582d353c53db22

SHA256
a4a3c7d8f63aca29c7c5644a438005bd79bddcc5fe5ad1bc6a1e5a1214925dcc

SHA512
6af1e680c1309a0810f5535827f7b0103d83e73e93c1a9295f992b65416b7b2025a3b1159040902b7a4cc096dd8f2b5d2ae5ed3a33e41160bdc4aeb9103af603

Download Submit
C:\Program Files (x86)\Microsoft\DesktopLayer.exe

Filesize
24KB

MD5
cb27387ec034a4f0a3c79303d3c9fb08

SHA1
5d648bb93f4e41167062d019dc582d353c53db22

SHA256
a4a3c7d8f63aca29c7c5644a438005bd79bddcc5fe5ad1bc6a1e5a1214925dcc

SHA512
6af1e680c1309a0810f5535827f7b0103d83e73e93c1a9295f992b65416b7b2025a3b1159040902b7a4cc096dd8f2b5d2ae5ed3a33e41160bdc4aeb9103af603

Download Submit
C:\Users\Admin\AppData\Local\Temp\3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472abSrv.exe

Filesize
24KB

MD5
cb27387ec034a4f0a3c79303d3c9fb08

SHA1
5d648bb93f4e41167062d019dc582d353c53db22

SHA256
a4a3c7d8f63aca29c7c5644a438005bd79bddcc5fe5ad1bc6a1e5a1214925dcc

SHA512
6af1e680c1309a0810f5535827f7b0103d83e73e93c1a9295f992b65416b7b2025a3b1159040902b7a4cc096dd8f2b5d2ae5ed3a33e41160bdc4aeb9103af603

Download Submit
C:\Users\Admin\AppData\Local\Temp\3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472abSrv.exe

Filesize
24KB

MD5
cb27387ec034a4f0a3c79303d3c9fb08

SHA1
5d648bb93f4e41167062d019dc582d353c53db22

SHA256
a4a3c7d8f63aca29c7c5644a438005bd79bddcc5fe5ad1bc6a1e5a1214925dcc

SHA512
6af1e680c1309a0810f5535827f7b0103d83e73e93c1a9295f992b65416b7b2025a3b1159040902b7a4cc096dd8f2b5d2ae5ed3a33e41160bdc4aeb9103af603

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\Q0INMXSJ.txt

Filesize
608B

MD5
a082fd600f0c937632f4d6c163ae42f3

SHA1
f322b94f8b934bd8e70dfcb240c29c45694dfee9

SHA256
baf07daa81ff1311cdf9599a9481af77bcbdf1d8b78242ddbb2545edc7376461

SHA512
eb4d27c4492c52c053fdd262e715de5a592381fce4101cffcf2e051cf4a0ebeb467bf835040de3ca5fb9e4c4fcf03dc9b9b0bce0e8a3bafa20bb18e523322849

Download Submit
\Program Files (x86)\Microsoft\DesktopLayer.exe

Filesize
24KB

MD5
cb27387ec034a4f0a3c79303d3c9fb08

SHA1
5d648bb93f4e41167062d019dc582d353c53db22

SHA256
a4a3c7d8f63aca29c7c5644a438005bd79bddcc5fe5ad1bc6a1e5a1214925dcc

SHA512
6af1e680c1309a0810f5535827f7b0103d83e73e93c1a9295f992b65416b7b2025a3b1159040902b7a4cc096dd8f2b5d2ae5ed3a33e41160bdc4aeb9103af603

Download Submit
\Program Files (x86)\Microsoft\DesktopLayer.exe

Filesize
24KB

MD5
cb27387ec034a4f0a3c79303d3c9fb08

SHA1
5d648bb93f4e41167062d019dc582d353c53db22

SHA256
a4a3c7d8f63aca29c7c5644a438005bd79bddcc5fe5ad1bc6a1e5a1214925dcc

SHA512
6af1e680c1309a0810f5535827f7b0103d83e73e93c1a9295f992b65416b7b2025a3b1159040902b7a4cc096dd8f2b5d2ae5ed3a33e41160bdc4aeb9103af603

Download Submit
\Users\Admin\AppData\Local\Temp\3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472abSrv.exe

Filesize
24KB

MD5
cb27387ec034a4f0a3c79303d3c9fb08

SHA1
5d648bb93f4e41167062d019dc582d353c53db22

SHA256
a4a3c7d8f63aca29c7c5644a438005bd79bddcc5fe5ad1bc6a1e5a1214925dcc

SHA512
6af1e680c1309a0810f5535827f7b0103d83e73e93c1a9295f992b65416b7b2025a3b1159040902b7a4cc096dd8f2b5d2ae5ed3a33e41160bdc4aeb9103af603

Download Submit
\Users\Admin\AppData\Local\Temp\3396cd091b35fde46a8422352aecdd08cfdff2b0a2d8bea9c999c430e1a472abSrv.exe

Filesize
24KB

MD5
cb27387ec034a4f0a3c79303d3c9fb08

SHA1
5d648bb93f4e41167062d019dc582d353c53db22

SHA256
a4a3c7d8f63aca29c7c5644a438005bd79bddcc5fe5ad1bc6a1e5a1214925dcc

SHA512
6af1e680c1309a0810f5535827f7b0103d83e73e93c1a9295f992b65416b7b2025a3b1159040902b7a4cc096dd8f2b5d2ae5ed3a33e41160bdc4aeb9103af603

Download Submit
memory/552-65-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/812-54-0x0000000075131000-0x0000000075133000-memory.dmp

Filesize
8KB

Download
memory/812-69-0x0000000074141000-0x0000000074143000-memory.dmp

Filesize
8KB

Download
memory/812-70-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1104-68-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download