cf076dabda6a07d557f4f57f83317785840f24750eb3efb2c5cdea6db7bec9f6

Analysis

max time kernel
121s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
12-06-2024 23:49

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General

Target

a300c967ac1fe5443c063852aead705c_JaffaCakes118.exe
Size

1.3MB
MD5

a300c967ac1fe5443c063852aead705c
SHA1

2729c7a98a38e7d14446f6b946c19a7cbba3db66
SHA256

cf076dabda6a07d557f4f57f83317785840f24750eb3efb2c5cdea6db7bec9f6
SHA512

941347bd445a2e10d107b60134a8408edd030e2a790108690aea64e048fc20251284eb24b53250a4ff0df2c2e437284eaffcb760291b59c77c9d075ae9cd519e
SSDEEP

12288:lCrzYHUgB4ssurq8PXsSMqYO1Dil080r6VclCZ6FjTYhYwiHx9:lCrWB4ssurMSMk1DHtE6FjUhYx

Score

9^/10

collection

Malware Config

Signatures

NirSoft MailPassView 3 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral2/memory/1460-26-0x0000000000400000-0x000000000041C000-memory.dmp	MailPassView
behavioral2/memory/1460-27-0x0000000000400000-0x000000000041C000-memory.dmp	MailPassView
behavioral2/memory/1460-29-0x0000000000400000-0x000000000041C000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 4 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral2/memory/2360-15-0x0000000000400000-0x000000000045B000-memory.dmp	WebBrowserPassView
behavioral2/memory/2360-17-0x0000000000400000-0x000000000045B000-memory.dmp	WebBrowserPassView
behavioral2/memory/2360-18-0x0000000000400000-0x000000000045B000-memory.dmp	WebBrowserPassView
behavioral2/memory/2360-24-0x0000000000400000-0x000000000045B000-memory.dmp	WebBrowserPassView

Nirsoft 7 IoCs

resource	yara_rule
behavioral2/memory/2360-15-0x0000000000400000-0x000000000045B000-memory.dmp	Nirsoft
behavioral2/memory/2360-17-0x0000000000400000-0x000000000045B000-memory.dmp	Nirsoft
behavioral2/memory/2360-18-0x0000000000400000-0x000000000045B000-memory.dmp	Nirsoft
behavioral2/memory/2360-24-0x0000000000400000-0x000000000045B000-memory.dmp	Nirsoft
behavioral2/memory/1460-26-0x0000000000400000-0x000000000041C000-memory.dmp	Nirsoft
behavioral2/memory/1460-27-0x0000000000400000-0x000000000041C000-memory.dmp	Nirsoft
behavioral2/memory/1460-29-0x0000000000400000-0x000000000041C000-memory.dmp	Nirsoft

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Control Panel\International\Geo\Nation	a300c967ac1fe5443c063852aead705c_JaffaCakes118.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\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
36	bot.whatismyipaddress.com

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 5548 set thread context of 2548	5548	a300c967ac1fe5443c063852aead705c_JaffaCakes118.exe	92
PID 2548 set thread context of 2360	2548	RegAsm.exe	93
PID 2548 set thread context of 1460	2548	RegAsm.exe	94

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
5908	schtasks.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
5548	a300c967ac1fe5443c063852aead705c_JaffaCakes118.exe
5548	a300c967ac1fe5443c063852aead705c_JaffaCakes118.exe
2360	vbc.exe
2360	vbc.exe
2360	vbc.exe
2360	vbc.exe
2360	vbc.exe
2360	vbc.exe
2360	vbc.exe
2360	vbc.exe
2360	vbc.exe
2360	vbc.exe
2360	vbc.exe
2360	vbc.exe
2548	RegAsm.exe
2548	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5548	a300c967ac1fe5443c063852aead705c_JaffaCakes118.exe
Token: SeDebugPrivilege	2548	RegAsm.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2548	RegAsm.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 5548 wrote to memory of 5908	5548	a300c967ac1fe5443c063852aead705c_JaffaCakes118.exe	90
PID 5548 wrote to memory of 5908	5548	a300c967ac1fe5443c063852aead705c_JaffaCakes118.exe	90
PID 5548 wrote to memory of 5908	5548	a300c967ac1fe5443c063852aead705c_JaffaCakes118.exe	90
PID 5548 wrote to memory of 2548	5548	a300c967ac1fe5443c063852aead705c_JaffaCakes118.exe	92
PID 5548 wrote to memory of 2548	5548	a300c967ac1fe5443c063852aead705c_JaffaCakes118.exe	92
PID 5548 wrote to memory of 2548	5548	a300c967ac1fe5443c063852aead705c_JaffaCakes118.exe	92
PID 5548 wrote to memory of 2548	5548	a300c967ac1fe5443c063852aead705c_JaffaCakes118.exe	92
PID 5548 wrote to memory of 2548	5548	a300c967ac1fe5443c063852aead705c_JaffaCakes118.exe	92
PID 5548 wrote to memory of 2548	5548	a300c967ac1fe5443c063852aead705c_JaffaCakes118.exe	92
PID 5548 wrote to memory of 2548	5548	a300c967ac1fe5443c063852aead705c_JaffaCakes118.exe	92
PID 5548 wrote to memory of 2548	5548	a300c967ac1fe5443c063852aead705c_JaffaCakes118.exe	92
PID 2548 wrote to memory of 2360	2548	RegAsm.exe	93
PID 2548 wrote to memory of 2360	2548	RegAsm.exe	93
PID 2548 wrote to memory of 2360	2548	RegAsm.exe	93
PID 2548 wrote to memory of 2360	2548	RegAsm.exe	93
PID 2548 wrote to memory of 2360	2548	RegAsm.exe	93
PID 2548 wrote to memory of 2360	2548	RegAsm.exe	93
PID 2548 wrote to memory of 2360	2548	RegAsm.exe	93
PID 2548 wrote to memory of 2360	2548	RegAsm.exe	93
PID 2548 wrote to memory of 2360	2548	RegAsm.exe	93
PID 2548 wrote to memory of 1460	2548	RegAsm.exe	94
PID 2548 wrote to memory of 1460	2548	RegAsm.exe	94
PID 2548 wrote to memory of 1460	2548	RegAsm.exe	94
PID 2548 wrote to memory of 1460	2548	RegAsm.exe	94
PID 2548 wrote to memory of 1460	2548	RegAsm.exe	94
PID 2548 wrote to memory of 1460	2548	RegAsm.exe	94
PID 2548 wrote to memory of 1460	2548	RegAsm.exe	94
PID 2548 wrote to memory of 1460	2548	RegAsm.exe	94
PID 2548 wrote to memory of 1460	2548	RegAsm.exe	94

C:\Users\Admin\AppData\Local\Temp\a300c967ac1fe5443c063852aead705c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a300c967ac1fe5443c063852aead705c_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5548
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SRoKoQbEDr" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEDAC.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:5908
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2548
- - 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\tmp177B.tmp"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:2360
- - 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\tmp1B83.tmp"
    3⤵
    - Accesses Microsoft Outlook accounts
    PID:1460

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scripting

T1064

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Scripting

T1064

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp177B.tmp

Filesize
4KB

MD5
cf3a1bffdc9d8c82debb6f29d9b340cd

SHA1
a36a4793e51bb89c84bc3629254f1b48867eb4a9

SHA256
c478c1b2ac1314506490e4a682c38ebaba1965c910d3bafbbd9da4b020404355

SHA512
77c8a1ec2743372aff2f7de9e2363e498c6a66e51b1dc23d6012c50d0e1f1f6001bfe781f49dfa636e71575f3984f46d7a44f92351aafbe1546e7c193bfe444d

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpEDAC.tmp

Filesize
1KB

MD5
d2e4ce49a4aa07a441ccb68812da48c4

SHA1
d9d44c223c7ab7699d896e3a18ea14f44c340791

SHA256
a1e24108e7dde26787697387fc419c9f35a02897898b32e21ad0c8122996c5fb

SHA512
94d0482e2592177af7127ac8ea94c370ff6576b7fb56f632c1f2c55a6c05fafe0abd5f08274dcc941c345c478d39ed8c00b27bbb5ee28cf31dc2813a756ce9d1

Download Submit
memory/1460-29-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/1460-27-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/1460-26-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/1460-28-0x0000000000420000-0x00000000004E9000-memory.dmp

Filesize
804KB

Download
memory/2360-24-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2360-15-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2360-17-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2360-18-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2548-9-0x0000000075070000-0x0000000075621000-memory.dmp

Filesize
5.7MB

Download
memory/2548-10-0x0000000075070000-0x0000000075621000-memory.dmp

Filesize
5.7MB

Download
memory/2548-12-0x0000000075070000-0x0000000075621000-memory.dmp

Filesize
5.7MB

Download
memory/2548-30-0x0000000075070000-0x0000000075621000-memory.dmp

Filesize
5.7MB

Download
memory/5548-5-0x0000000075072000-0x0000000075073000-memory.dmp

Filesize
4KB

Download
memory/5548-13-0x0000000075070000-0x0000000075621000-memory.dmp

Filesize
5.7MB

Download
memory/5548-0-0x0000000075072000-0x0000000075073000-memory.dmp

Filesize
4KB

Download
memory/5548-4-0x0000000075070000-0x0000000075621000-memory.dmp

Filesize
5.7MB

Download
memory/5548-3-0x0000000075070000-0x0000000075621000-memory.dmp

Filesize
5.7MB

Download
memory/5548-2-0x0000000075070000-0x0000000075621000-memory.dmp

Filesize
5.7MB

Download
memory/5548-1-0x0000000075070000-0x0000000075621000-memory.dmp

Filesize
5.7MB

Download