7a93b3d18a91b70cbf5f63e2b93686dc90f2c1c241ec92f128c6e40bd1e2ba3e

General

Target

f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe
Size

311KB
MD5

f67fcbc55e6ff59bd37bc72cc5de178b
SHA1

00bdb5a6f30c17404482f43e7fe72bcde0a2dfc2
SHA256

7a93b3d18a91b70cbf5f63e2b93686dc90f2c1c241ec92f128c6e40bd1e2ba3e
SHA512

22b059cb6d6dd6765d1e03d37a541d4ffcc6089687f54377cd21f2c7e34a89e6195115fbc90fd284412f462c8d885a653fc458f43be745faef9f4dfde81a895a
SSDEEP

6144:xFLaRhPNsDQl/IZZ00wJJQPXvNXvQVG25PlaACWaX9lJBHg62EHi:xNUhPlA0UPfNXKGWPEfNlJBHgQ

Score

7^/10

Malware Config

Signatures

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
1348	appvernom.exe
2332	appvernom.exe

Loads dropped DLL 1 IoCs

pid	Process
1348	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
behavioral1/memory/2440-3-0x00000000002F0000-0x0000000000318000-memory.dmp	agile_net

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1348 set thread context of 2332	1348	appvernom.exe	36

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2332-18-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral1/memory/2332-20-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral1/memory/2332-23-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral1/memory/2332-25-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral1/memory/2332-26-0x0000000000400000-0x0000000000464000-memory.dmp	upx

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 5 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	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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	appvernom.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	appvernom.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2440	f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe
1348	appvernom.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2440	f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe
Token: SeDebugPrivilege	1348	appvernom.exe
Token: SeDebugPrivilege	2332	appvernom.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2332	appvernom.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2440 wrote to memory of 2340	2440	f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe	31
PID 2440 wrote to memory of 2340	2440	f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe	31
PID 2440 wrote to memory of 2340	2440	f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe	31
PID 2440 wrote to memory of 2340	2440	f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe	31
PID 2440 wrote to memory of 3044	2440	f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe	33
PID 2440 wrote to memory of 3044	2440	f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe	33
PID 2440 wrote to memory of 3044	2440	f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe	33
PID 2440 wrote to memory of 3044	2440	f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe	33
PID 1048 wrote to memory of 1348	1048	explorer.exe	35
PID 1048 wrote to memory of 1348	1048	explorer.exe	35
PID 1048 wrote to memory of 1348	1048	explorer.exe	35
PID 1048 wrote to memory of 1348	1048	explorer.exe	35
PID 1348 wrote to memory of 2332	1348	appvernom.exe	36
PID 1348 wrote to memory of 2332	1348	appvernom.exe	36
PID 1348 wrote to memory of 2332	1348	appvernom.exe	36
PID 1348 wrote to memory of 2332	1348	appvernom.exe	36
PID 1348 wrote to memory of 2332	1348	appvernom.exe	36
PID 1348 wrote to memory of 2332	1348	appvernom.exe	36
PID 1348 wrote to memory of 2332	1348	appvernom.exe	36
PID 1348 wrote to memory of 2332	1348	appvernom.exe	36

C:\Users\Admin\AppData\Local\Temp\f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2440
- 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:2340
- 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:3044

C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
1⤵
- Suspicious use of WriteProcessMemory
PID:1048
- C:\Users\Admin\AppData\Local\appvernom.exe
  "C:\Users\Admin\AppData\Local\appvernom.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1348
- - C:\Users\Admin\AppData\Local\appvernom.exe
    "C:\Users\Admin\AppData\Local\appvernom.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:2332

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

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/1348-13-0x0000000000900000-0x0000000000958000-memory.dmp

Filesize
352KB

Download
memory/2332-26-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2332-25-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2332-23-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2332-20-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2332-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2332-18-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2332-16-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2440-4-0x0000000073CC0000-0x00000000743AE000-memory.dmp

Filesize
6.9MB

Download
memory/2440-10-0x0000000073CC0000-0x00000000743AE000-memory.dmp

Filesize
6.9MB

Download
memory/2440-9-0x0000000073CC0000-0x00000000743AE000-memory.dmp

Filesize
6.9MB

Download
memory/2440-8-0x0000000073CCE000-0x0000000073CCF000-memory.dmp

Filesize
4KB

Download
memory/2440-5-0x0000000073CC0000-0x00000000743AE000-memory.dmp

Filesize
6.9MB

Download
memory/2440-0-0x0000000073CCE000-0x0000000073CCF000-memory.dmp

Filesize
4KB

Download
memory/2440-3-0x00000000002F0000-0x0000000000318000-memory.dmp

Filesize
160KB

Download
memory/2440-2-0x0000000000270000-0x00000000002B2000-memory.dmp

Filesize
264KB

Download
memory/2440-1-0x0000000000210000-0x0000000000268000-memory.dmp

Filesize
352KB

Download

Analysis

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