6978db51fe9bdbe67032e8094b62e09c343b61311f1c72c03f0d046eba5b707a

Analysis

max time kernel
138s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
10-06-2024 22:57

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General

Target

9c37f5a3db978eec89bb52093fc8dc49_JaffaCakes118.exe
Size

1.1MB
MD5

9c37f5a3db978eec89bb52093fc8dc49
SHA1

eee81df2a4f566aabb8b0f04371d43d6625a42a5
SHA256

6978db51fe9bdbe67032e8094b62e09c343b61311f1c72c03f0d046eba5b707a
SHA512

969bea417ffe3138040e796de45287de1fcaef9510c061ab2ab558a59143d8b447628afdb428cc8f66f90b3c99291694698db38fdc9fe2a49166d96a60f5adb5
SSDEEP

12288:GCrzY0vUzKR1Zr7UTjpJIWpdcrNS8HoFusGXnxc7xxiHH/KKvt36RuA:GCr1aKR12jztQ2qcNUH5t36RuA

Score

9^/10

collection

Malware Config

Signatures

NirSoft MailPassView 3 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral2/memory/4340-26-0x0000000000400000-0x000000000041C000-memory.dmp	MailPassView
behavioral2/memory/4340-27-0x0000000000400000-0x000000000041C000-memory.dmp	MailPassView
behavioral2/memory/4340-29-0x0000000000400000-0x000000000041C000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 4 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral2/memory/4328-14-0x0000000000400000-0x000000000045B000-memory.dmp	WebBrowserPassView
behavioral2/memory/4328-16-0x0000000000400000-0x000000000045B000-memory.dmp	WebBrowserPassView
behavioral2/memory/4328-17-0x0000000000400000-0x000000000045B000-memory.dmp	WebBrowserPassView
behavioral2/memory/4328-24-0x0000000000400000-0x000000000045B000-memory.dmp	WebBrowserPassView

Nirsoft 7 IoCs

resource	yara_rule
behavioral2/memory/4328-14-0x0000000000400000-0x000000000045B000-memory.dmp	Nirsoft
behavioral2/memory/4328-16-0x0000000000400000-0x000000000045B000-memory.dmp	Nirsoft
behavioral2/memory/4328-17-0x0000000000400000-0x000000000045B000-memory.dmp	Nirsoft
behavioral2/memory/4328-24-0x0000000000400000-0x000000000045B000-memory.dmp	Nirsoft
behavioral2/memory/4340-26-0x0000000000400000-0x000000000041C000-memory.dmp	Nirsoft
behavioral2/memory/4340-27-0x0000000000400000-0x000000000041C000-memory.dmp	Nirsoft
behavioral2/memory/4340-29-0x0000000000400000-0x000000000041C000-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-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	9c37f5a3db978eec89bb52093fc8dc49_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-1-5-21-3808065738-1666277613-1125846146-1000\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
51	bot.whatismyipaddress.com

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 112 set thread context of 3356	112	9c37f5a3db978eec89bb52093fc8dc49_JaffaCakes118.exe	103
PID 3356 set thread context of 4328	3356	RegAsm.exe	104
PID 3356 set thread context of 4340	3356	RegAsm.exe	105

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
1564	schtasks.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
112	9c37f5a3db978eec89bb52093fc8dc49_JaffaCakes118.exe
112	9c37f5a3db978eec89bb52093fc8dc49_JaffaCakes118.exe
4328	vbc.exe
4328	vbc.exe
4328	vbc.exe
4328	vbc.exe
4328	vbc.exe
4328	vbc.exe
4328	vbc.exe
4328	vbc.exe
4328	vbc.exe
4328	vbc.exe
4328	vbc.exe
4328	vbc.exe
3356	RegAsm.exe
3356	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	112	9c37f5a3db978eec89bb52093fc8dc49_JaffaCakes118.exe
Token: SeDebugPrivilege	3356	RegAsm.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3356	RegAsm.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 112 wrote to memory of 1564	112	9c37f5a3db978eec89bb52093fc8dc49_JaffaCakes118.exe	101
PID 112 wrote to memory of 1564	112	9c37f5a3db978eec89bb52093fc8dc49_JaffaCakes118.exe	101
PID 112 wrote to memory of 1564	112	9c37f5a3db978eec89bb52093fc8dc49_JaffaCakes118.exe	101
PID 112 wrote to memory of 3356	112	9c37f5a3db978eec89bb52093fc8dc49_JaffaCakes118.exe	103
PID 112 wrote to memory of 3356	112	9c37f5a3db978eec89bb52093fc8dc49_JaffaCakes118.exe	103
PID 112 wrote to memory of 3356	112	9c37f5a3db978eec89bb52093fc8dc49_JaffaCakes118.exe	103
PID 112 wrote to memory of 3356	112	9c37f5a3db978eec89bb52093fc8dc49_JaffaCakes118.exe	103
PID 112 wrote to memory of 3356	112	9c37f5a3db978eec89bb52093fc8dc49_JaffaCakes118.exe	103
PID 112 wrote to memory of 3356	112	9c37f5a3db978eec89bb52093fc8dc49_JaffaCakes118.exe	103
PID 112 wrote to memory of 3356	112	9c37f5a3db978eec89bb52093fc8dc49_JaffaCakes118.exe	103
PID 112 wrote to memory of 3356	112	9c37f5a3db978eec89bb52093fc8dc49_JaffaCakes118.exe	103
PID 3356 wrote to memory of 4328	3356	RegAsm.exe	104
PID 3356 wrote to memory of 4328	3356	RegAsm.exe	104
PID 3356 wrote to memory of 4328	3356	RegAsm.exe	104
PID 3356 wrote to memory of 4328	3356	RegAsm.exe	104
PID 3356 wrote to memory of 4328	3356	RegAsm.exe	104
PID 3356 wrote to memory of 4328	3356	RegAsm.exe	104
PID 3356 wrote to memory of 4328	3356	RegAsm.exe	104
PID 3356 wrote to memory of 4328	3356	RegAsm.exe	104
PID 3356 wrote to memory of 4328	3356	RegAsm.exe	104
PID 3356 wrote to memory of 4340	3356	RegAsm.exe	105
PID 3356 wrote to memory of 4340	3356	RegAsm.exe	105
PID 3356 wrote to memory of 4340	3356	RegAsm.exe	105
PID 3356 wrote to memory of 4340	3356	RegAsm.exe	105
PID 3356 wrote to memory of 4340	3356	RegAsm.exe	105
PID 3356 wrote to memory of 4340	3356	RegAsm.exe	105
PID 3356 wrote to memory of 4340	3356	RegAsm.exe	105
PID 3356 wrote to memory of 4340	3356	RegAsm.exe	105
PID 3356 wrote to memory of 4340	3356	RegAsm.exe	105

C:\Users\Admin\AppData\Local\Temp\9c37f5a3db978eec89bb52093fc8dc49_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9c37f5a3db978eec89bb52093fc8dc49_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:112
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zbJrFJcE" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC5EB.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1564
- 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:3356
- - 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\tmp3DE.tmp"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:4328
- - 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\tmpC2C.tmp"
    3⤵
    - Accesses Microsoft Outlook accounts
    PID:4340

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3180 --field-trial-handle=2276,i,11674642242468042059,14711253743544118298,262144 --variations-seed-version /prefetch:8
1⤵
PID:2392

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp3DE.tmp

Filesize
4KB

MD5
10fa8ec140c204486092fb161e567ec7

SHA1
4d63e1f8df3afefedb19df73d7ee5f3b1e7b6473

SHA256
7176ca3d0196ec46f178107fdb587adaef3f6ea65daa80eccd2371a515880e04

SHA512
9db4eeb3f07d8d0579f75f3426c91156809152d8c1a37c9a27bf159888f6dd97f1212ac80f5bbb17e4d86f3087c512ccba2ca50a2db07d071370bd36364e1f76

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC5EB.tmp

Filesize
1KB

MD5
9139993f9f066bc33e7998cfb1275d48

SHA1
ed5ea679b4861849679134f8b514276f0927df2b

SHA256
9dd3f4ae0ceab943ae8dcee359a66af77ee0ef40aa811923637e275cbb3b4205

SHA512
f811ddf87abf11332137aa563851e19ff923715c834cd0388895a44dee9dce844f6aab3fbacb6e068f17bffb3330893395e06cea32c0ca2eda7f1f21964ec706

Download Submit
memory/112-5-0x00000000750F0000-0x00000000756A1000-memory.dmp

Filesize
5.7MB

Download
memory/112-12-0x00000000750F0000-0x00000000756A1000-memory.dmp

Filesize
5.7MB

Download
memory/112-4-0x00000000750F2000-0x00000000750F3000-memory.dmp

Filesize
4KB

Download
memory/112-0-0x00000000750F2000-0x00000000750F3000-memory.dmp

Filesize
4KB

Download
memory/112-2-0x00000000750F0000-0x00000000756A1000-memory.dmp

Filesize
5.7MB

Download
memory/112-3-0x00000000750F0000-0x00000000756A1000-memory.dmp

Filesize
5.7MB

Download
memory/112-1-0x00000000750F0000-0x00000000756A1000-memory.dmp

Filesize
5.7MB

Download
memory/3356-9-0x00000000750F0000-0x00000000756A1000-memory.dmp

Filesize
5.7MB

Download
memory/3356-10-0x00000000750F0000-0x00000000756A1000-memory.dmp

Filesize
5.7MB

Download
memory/3356-30-0x00000000750F0000-0x00000000756A1000-memory.dmp

Filesize
5.7MB

Download
memory/3356-31-0x00000000023D0000-0x00000000023E0000-memory.dmp

Filesize
64KB

Download
memory/4328-14-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/4328-16-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/4328-17-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/4328-22-0x0000000000460000-0x0000000000529000-memory.dmp

Filesize
804KB

Download
memory/4328-24-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/4340-26-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/4340-27-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/4340-29-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download