38e54c6f3512d7536246d75892065cf72d4ab3c0fa30ebb04f680d7633cf30f5

Analysis

max time kernel
140s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
23-07-2024 23:55

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General

Target

69780c87f99d976c05f34e8a582ac2ba_JaffaCakes118.dll
Size

70KB
MD5

69780c87f99d976c05f34e8a582ac2ba
SHA1

9ee96e43c0a16e75df5365db2210b06381819e70
SHA256

38e54c6f3512d7536246d75892065cf72d4ab3c0fa30ebb04f680d7633cf30f5
SHA512

ef559b16b0e4d30738483ffc1136f59f6d4783d2ffbfecd4b03fc2c19c7125a20df3538dfeea4597a28365c3b477112a22ddad50932f1825b05d32b595e580b0
SSDEEP

1536:2XLwtq0c49MKioFjSz1UFLE/dW5MMbKl89h9LMTlp/8zWqlLqw7t1FVSr77Gnout:2XLwt/FiaU1Uq/dWFbNr8azD7VS372ou

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2340-2-0x00000000002E0000-0x0000000000316000-memory.dmp	upx
behavioral1/memory/2340-0-0x0000000000340000-0x0000000000376000-memory.dmp	upx
behavioral1/memory/2340-3-0x00000000002E0000-0x0000000000316000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1968	2340	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 1 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	regsvr32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 2340	1688	regsvr32.exe	30
PID 1688 wrote to memory of 2340	1688	regsvr32.exe	30
PID 1688 wrote to memory of 2340	1688	regsvr32.exe	30
PID 1688 wrote to memory of 2340	1688	regsvr32.exe	30
PID 1688 wrote to memory of 2340	1688	regsvr32.exe	30
PID 1688 wrote to memory of 2340	1688	regsvr32.exe	30
PID 1688 wrote to memory of 2340	1688	regsvr32.exe	30
PID 2340 wrote to memory of 1968	2340	regsvr32.exe	31
PID 2340 wrote to memory of 1968	2340	regsvr32.exe	31
PID 2340 wrote to memory of 1968	2340	regsvr32.exe	31
PID 2340 wrote to memory of 1968	2340	regsvr32.exe	31

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\69780c87f99d976c05f34e8a582ac2ba_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\69780c87f99d976c05f34e8a582ac2ba_JaffaCakes118.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 320
    3⤵
    - Program crash
    PID:1968

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2340-2-0x00000000002E0000-0x0000000000316000-memory.dmp

Filesize
216KB

Download
memory/2340-0-0x0000000000340000-0x0000000000376000-memory.dmp

Filesize
216KB

Download
memory/2340-3-0x00000000002E0000-0x0000000000316000-memory.dmp

Filesize
216KB

Download
memory/2340-4-0x0000000002440000-0x0000000002550000-memory.dmp

Filesize
1.1MB

Download