dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90

General

Target

JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe
Size

657KB
MD5

5ad0b25a5143383f6d9d0bccefad2ea8
SHA1

9256360a8b866cc9d715cdabd1c28e52df4b38c3
SHA256

dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90
SHA512

97eb36b6cd8a635c86dfda03896e53a9dc3d5586bd7b2158dd744cb7ceef7754455f39f0987b972e6089abf3e534dd4e10be80a7690d2c779ddf6697b53dc007
SSDEEP

12288:WdVIsL1mgv2fK55IOmQ4EEwET9NlCRcLmV/hKcIDnLCW73ZB8bplUA7U449l9oRb:mK+pvUKsS4EE78Rkg/ht39

Score

9^/10

collection discovery

Malware Config

Signatures

Detected Nirsoft tools 8 IoCs

Free utilities often used by attackers which can steal passwords, product keys, etc.

resource	yara_rule
behavioral2/memory/4860-6-0x0000000000400000-0x0000000000477000-memory.dmp	Nirsoft
behavioral2/memory/4860-8-0x0000000000400000-0x0000000000477000-memory.dmp	Nirsoft
behavioral2/memory/4860-9-0x0000000000400000-0x0000000000477000-memory.dmp	Nirsoft
behavioral2/memory/4860-14-0x0000000000400000-0x0000000000477000-memory.dmp	Nirsoft
behavioral2/memory/3224-17-0x0000000000400000-0x0000000000455000-memory.dmp	Nirsoft
behavioral2/memory/3224-19-0x0000000000400000-0x0000000000455000-memory.dmp	Nirsoft
behavioral2/memory/3224-20-0x0000000000400000-0x0000000000455000-memory.dmp	Nirsoft
behavioral2/memory/3224-22-0x0000000000400000-0x0000000000455000-memory.dmp	Nirsoft

NirSoft MailPassView 4 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral2/memory/3224-17-0x0000000000400000-0x0000000000455000-memory.dmp	MailPassView
behavioral2/memory/3224-19-0x0000000000400000-0x0000000000455000-memory.dmp	MailPassView
behavioral2/memory/3224-20-0x0000000000400000-0x0000000000455000-memory.dmp	MailPassView
behavioral2/memory/3224-22-0x0000000000400000-0x0000000000455000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 4 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral2/memory/4860-6-0x0000000000400000-0x0000000000477000-memory.dmp	WebBrowserPassView
behavioral2/memory/4860-8-0x0000000000400000-0x0000000000477000-memory.dmp	WebBrowserPassView
behavioral2/memory/4860-9-0x0000000000400000-0x0000000000477000-memory.dmp	WebBrowserPassView
behavioral2/memory/4860-14-0x0000000000400000-0x0000000000477000-memory.dmp	WebBrowserPassView

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	vbc.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
39	bot.whatismyipaddress.com

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3220 set thread context of 4860	3220	JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe	83
PID 3220 set thread context of 3224	3220	JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe	84

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4860	vbc.exe
4860	vbc.exe
4860	vbc.exe
4860	vbc.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3220 wrote to memory of 4860	3220	JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe	83
PID 3220 wrote to memory of 4860	3220	JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe	83
PID 3220 wrote to memory of 4860	3220	JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe	83
PID 3220 wrote to memory of 4860	3220	JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe	83
PID 3220 wrote to memory of 4860	3220	JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe	83
PID 3220 wrote to memory of 4860	3220	JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe	83
PID 3220 wrote to memory of 4860	3220	JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe	83
PID 3220 wrote to memory of 4860	3220	JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe	83
PID 3220 wrote to memory of 4860	3220	JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe	83
PID 3220 wrote to memory of 3224	3220	JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe	84
PID 3220 wrote to memory of 3224	3220	JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe	84
PID 3220 wrote to memory of 3224	3220	JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe	84
PID 3220 wrote to memory of 3224	3220	JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe	84
PID 3220 wrote to memory of 3224	3220	JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe	84
PID 3220 wrote to memory of 3224	3220	JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe	84
PID 3220 wrote to memory of 3224	3220	JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe	84
PID 3220 wrote to memory of 3224	3220	JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe	84
PID 3220 wrote to memory of 3224	3220	JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe	84

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_dcd5d7be9c416e1b54e27a8a0e79e215ad25c075240dc0ca18f8be550dfc7a90.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3220
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\tmpC350.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:4860
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\tmpC758.tmp"
  2⤵
  - Accesses Microsoft Outlook accounts
  - System Location Discovery: System Language Discovery
  PID:3224

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpC350.tmp

Filesize
4KB

MD5
57509a6a6267f17bef5e5da8b1df8829

SHA1
0886741be12c4e6dd24688df7b9568e91b2fc2aa

SHA256
4d50e4b2ee7b25d6a88dea6a28503975ca95f98e6e72fcd1ee754d016df3ed3d

SHA512
019c20a2354ef20ff3870ea4d544ae4e7ec21729bfbeb19d2dd2f8b087fcb6b83f259ab2f35e0f3c7f044ebb7c5bbfdfc63f23b811d458a15f5ad35aa9175228

Download Submit
memory/3220-1-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/3220-2-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/3220-3-0x0000000074CD2000-0x0000000074CD3000-memory.dmp

Filesize
4KB

Download
memory/3220-4-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/3220-24-0x0000000000DB0000-0x0000000000DC0000-memory.dmp

Filesize
64KB

Download
memory/3220-23-0x0000000000DB0000-0x0000000000DC0000-memory.dmp

Filesize
64KB

Download
memory/3220-0-0x0000000074CD2000-0x0000000074CD3000-memory.dmp

Filesize
4KB

Download
memory/3224-20-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/3224-17-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/3224-19-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/3224-22-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/4860-14-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/4860-9-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/4860-8-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/4860-6-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download

Analysis

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