8361b0d803cadbec4c2244e9298f30a9ebe611e86df3f1fb6898726c2beefd12

General

Target

7537a43b8f9cce1e0d3543d6096a2632_JaffaCakes118.exe
Size

177KB
MD5

7537a43b8f9cce1e0d3543d6096a2632
SHA1

d4c7171257af5a23a4af25029e1b157d1a1ecbee
SHA256

8361b0d803cadbec4c2244e9298f30a9ebe611e86df3f1fb6898726c2beefd12
SHA512

2f4f5db2dec892ec2507fa641e933726d14ca2b8015b8458d7e5de855dfa7cbe2e956256691063e599bc7fb4af7b595a8d366098c33f7f641d708cd2383ac096
SSDEEP

3072:/mTumYf69yfyRkooAVR+JfTLHrtDdzig8zCdQ27tT9rpjVd:sQVdoofP5p6zKQ27tTjJd

Score

7^/10

discovery persistence upx

Malware Config

Signatures

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3656-1-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral2/memory/880-12-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral2/memory/880-11-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral2/memory/880-13-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral2/memory/3656-45-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral2/memory/4468-110-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral2/memory/4468-107-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral2/memory/4468-108-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral2/memory/3656-111-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral2/memory/3656-180-0x0000000000400000-0x000000000044B000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\conhost = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\conhost.exe"	7537a43b8f9cce1e0d3543d6096a2632_JaffaCakes118.exe

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	7537a43b8f9cce1e0d3543d6096a2632_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3656 wrote to memory of 880	3656	7537a43b8f9cce1e0d3543d6096a2632_JaffaCakes118.exe	84
PID 3656 wrote to memory of 880	3656	7537a43b8f9cce1e0d3543d6096a2632_JaffaCakes118.exe	84
PID 3656 wrote to memory of 880	3656	7537a43b8f9cce1e0d3543d6096a2632_JaffaCakes118.exe	84
PID 3656 wrote to memory of 4468	3656	7537a43b8f9cce1e0d3543d6096a2632_JaffaCakes118.exe	88
PID 3656 wrote to memory of 4468	3656	7537a43b8f9cce1e0d3543d6096a2632_JaffaCakes118.exe	88
PID 3656 wrote to memory of 4468	3656	7537a43b8f9cce1e0d3543d6096a2632_JaffaCakes118.exe	88

C:\Users\Admin\AppData\Local\Temp\7537a43b8f9cce1e0d3543d6096a2632_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7537a43b8f9cce1e0d3543d6096a2632_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3656
- C:\Users\Admin\AppData\Local\Temp\7537a43b8f9cce1e0d3543d6096a2632_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\7537a43b8f9cce1e0d3543d6096a2632_JaffaCakes118.exe startC:\Users\Admin\AppData\Roaming\dwm.exe%C:\Users\Admin\AppData\Roaming
  2⤵
  PID:880
- C:\Users\Admin\AppData\Local\Temp\7537a43b8f9cce1e0d3543d6096a2632_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\7537a43b8f9cce1e0d3543d6096a2632_JaffaCakes118.exe startC:\Users\Admin\AppData\Local\Temp\csrss.exe%C:\Users\Admin\AppData\Local\Temp
  2⤵
  PID:4468

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\1183.1F7

Filesize
996B

MD5
a63c20ea52b8d8e34581318836a3166e

SHA1
cda305d6ef1f6c9713d87ea728efdf82747ab971

SHA256
28f23a6d0adf6967ca33844094a18bea2891fb799cee6bcc02ea6045cf33754d

SHA512
97e64b9f3af96ee8f584d7749bc3414fe603ae16aef0cd53f17c4d8bbe2973924640b401efbd693bc39c0e6ec0e4b2d8ac61f076555256ddf5c51a376cc6e38c

Download Submit
C:\Users\Admin\AppData\Roaming\1183.1F7

Filesize
600B

MD5
921aa032e3c7329edb67d04b6231560d

SHA1
3951c70b6f835962e327be96ea4d41a0d7e5e469

SHA256
efb5a364a1fb259ec278af12717254cd26453539c75bc165e409d9280fa62f56

SHA512
54711c187b4c310b170f4d331119034f94e48484203e3787bf8285f2992e024dc2ad395aded2c06286879d156cc51e235aa3954b0a09061adc281ef6cbc2f7a8

Download Submit
C:\Users\Admin\AppData\Roaming\1183.1F7

Filesize
1KB

MD5
f382b57da15827b6ee230ce2b6f79cc5

SHA1
b3a0708cd16a998812ad061c1a5922769e69ec2e

SHA256
ac9ea70a0a32c83da92576e4770d700f9c934eb87da5a6642d7d84e0a138fd8c

SHA512
791384c45310185c5f5bf512cb7125640e661e0635badf70daec7ae39c307ec66ff8dd5c2a5290486195782ec91f7b10d44bea131d620fb78c9bdac6325da735

Download Submit
memory/880-12-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/880-11-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/880-13-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3656-111-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3656-1-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3656-45-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3656-180-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4468-107-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4468-108-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4468-110-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads