7a93b3d18a91b70cbf5f63e2b93686dc90f2c1c241ec92f128c6e40bd1e2ba3e

General

Target

f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe
Size

311KB
MD5

f67fcbc55e6ff59bd37bc72cc5de178b
SHA1

00bdb5a6f30c17404482f43e7fe72bcde0a2dfc2
SHA256

7a93b3d18a91b70cbf5f63e2b93686dc90f2c1c241ec92f128c6e40bd1e2ba3e
SHA512

22b059cb6d6dd6765d1e03d37a541d4ffcc6089687f54377cd21f2c7e34a89e6195115fbc90fd284412f462c8d885a653fc458f43be745faef9f4dfde81a895a
SSDEEP

6144:xFLaRhPNsDQl/IZZ00wJJQPXvNXvQVG25PlaACWaX9lJBHg62EHi:xNUhPlA0UPfNXKGWPEfNlJBHgQ

Score

7^/10

agilenet discovery

Malware Config

Signatures

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-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation	f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\appvernom.lnk	appvernom.exe

Executes dropped EXE 2 IoCs

pid	Process
1812	appvernom.exe
3592	appvernom.exe

Obfuscated with Agile.Net obfuscator 1 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

resource	yara_rule
behavioral2/memory/1648-3-0x0000000003230000-0x0000000003258000-memory.dmp	agile_net

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1812 set thread context of 3592	1812	appvernom.exe	97

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	appvernom.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1648	f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe
1812	appvernom.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1648	f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe
Token: SeDebugPrivilege	1812	appvernom.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1648 wrote to memory of 3368	1648	f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe	82
PID 1648 wrote to memory of 3368	1648	f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe	82
PID 1648 wrote to memory of 3368	1648	f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe	82
PID 1648 wrote to memory of 2336	1648	f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe	91
PID 1648 wrote to memory of 2336	1648	f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe	91
PID 1648 wrote to memory of 2336	1648	f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe	91
PID 2516 wrote to memory of 1812	2516	explorer.exe	94
PID 2516 wrote to memory of 1812	2516	explorer.exe	94
PID 2516 wrote to memory of 1812	2516	explorer.exe	94
PID 1812 wrote to memory of 3592	1812	appvernom.exe	97
PID 1812 wrote to memory of 3592	1812	appvernom.exe	97
PID 1812 wrote to memory of 3592	1812	appvernom.exe	97
PID 1812 wrote to memory of 3592	1812	appvernom.exe	97
PID 1812 wrote to memory of 3592	1812	appvernom.exe	97
PID 1812 wrote to memory of 3592	1812	appvernom.exe	97
PID 1812 wrote to memory of 3592	1812	appvernom.exe	97

C:\Users\Admin\AppData\Local\Temp\f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1648
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe" "C:\Users\Admin\AppData\Local\appvernom.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3368
- C:\Windows\SysWOW64\explorer.exe
  "C:\Windows\System32\explorer.exe" /c, "C:\Users\Admin\AppData\Local\appvernom.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2336

C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
1⤵
- Suspicious use of WriteProcessMemory
PID:2516
- C:\Users\Admin\AppData\Local\appvernom.exe
  "C:\Users\Admin\AppData\Local\appvernom.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1812
- - C:\Users\Admin\AppData\Local\appvernom.exe
    "C:\Users\Admin\AppData\Local\appvernom.exe"
    3⤵
    - Executes dropped EXE
    PID:3592

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\appvernom.exe

Filesize
311KB

MD5
f67fcbc55e6ff59bd37bc72cc5de178b

SHA1
00bdb5a6f30c17404482f43e7fe72bcde0a2dfc2

SHA256
7a93b3d18a91b70cbf5f63e2b93686dc90f2c1c241ec92f128c6e40bd1e2ba3e

SHA512
22b059cb6d6dd6765d1e03d37a541d4ffcc6089687f54377cd21f2c7e34a89e6195115fbc90fd284412f462c8d885a653fc458f43be745faef9f4dfde81a895a

Download Submit
memory/1648-4-0x00000000749D0000-0x0000000075180000-memory.dmp

Filesize
7.7MB

Download
memory/1648-2-0x0000000007C60000-0x0000000007CA2000-memory.dmp

Filesize
264KB

Download
memory/1648-3-0x0000000003230000-0x0000000003258000-memory.dmp

Filesize
160KB

Download
memory/1648-5-0x00000000082C0000-0x0000000008864000-memory.dmp

Filesize
5.6MB

Download
memory/1648-6-0x0000000007E00000-0x0000000007E92000-memory.dmp

Filesize
584KB

Download
memory/1648-0-0x00000000749DE000-0x00000000749DF000-memory.dmp

Filesize
4KB

Download
memory/1648-9-0x00000000749DE000-0x00000000749DF000-memory.dmp

Filesize
4KB

Download
memory/1648-10-0x00000000749D0000-0x0000000075180000-memory.dmp

Filesize
7.7MB

Download
memory/1648-12-0x00000000749D0000-0x0000000075180000-memory.dmp

Filesize
7.7MB

Download
memory/1648-1-0x0000000000E20000-0x0000000000E78000-memory.dmp

Filesize
352KB

Download
memory/1812-16-0x0000000008810000-0x00000000088AC000-memory.dmp

Filesize
624KB

Download
memory/3592-17-0x0000000000450000-0x0000000000470000-memory.dmp

Filesize
128KB

Download

Analysis

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