663d2686e1ef2e656c171e488dc79cd64fcc385f893b4829f2e77ddaeb9fcb69

General

Target

63472e42890412d25c9a1a71c8e770d7_JaffaCakes118.exe
Size

631KB
MD5

63472e42890412d25c9a1a71c8e770d7
SHA1

1f1b53467cdb7ea6bb637b03a4c3ad4e05eb5be6
SHA256

663d2686e1ef2e656c171e488dc79cd64fcc385f893b4829f2e77ddaeb9fcb69
SHA512

38f5457d1eb119c6997e4bb8533ed67cf6085275603b69e767c1dd56b214cd0ad9cab446a83214754eec556d5715d6a8b3740c5874f98c1981dd753fdbcb0e51
SSDEEP

12288:YBrdUrsjbQ6LowA6vwqp4nnWrywdJeOVLrXlaLv46VBkoVz/C8q+LYO+V8d5:KCxw1vwQ/nXg5

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1132-12-0x0000000000400000-0x0000000000465000-memory.dmp	upx
behavioral2/memory/1132-17-0x0000000000400000-0x0000000000465000-memory.dmp	upx
behavioral2/memory/1132-16-0x0000000000400000-0x0000000000465000-memory.dmp	upx
behavioral2/memory/1132-15-0x0000000000400000-0x0000000000465000-memory.dmp	upx
behavioral2/memory/1132-10-0x0000000000400000-0x0000000000465000-memory.dmp	upx
behavioral2/memory/1132-21-0x0000000000400000-0x0000000000465000-memory.dmp	upx
behavioral2/memory/1132-23-0x0000000000400000-0x0000000000465000-memory.dmp	upx

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3088 set thread context of 3332	3088	63472e42890412d25c9a1a71c8e770d7_JaffaCakes118.exe	84
PID 3332 set thread context of 1924	3332	vbc.exe	85
PID 3332 set thread context of 1132	3332	vbc.exe	87

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4116	1924	WerFault.exe	85

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 3088 wrote to memory of 3332	3088	63472e42890412d25c9a1a71c8e770d7_JaffaCakes118.exe	84
PID 3088 wrote to memory of 3332	3088	63472e42890412d25c9a1a71c8e770d7_JaffaCakes118.exe	84
PID 3088 wrote to memory of 3332	3088	63472e42890412d25c9a1a71c8e770d7_JaffaCakes118.exe	84
PID 3088 wrote to memory of 3332	3088	63472e42890412d25c9a1a71c8e770d7_JaffaCakes118.exe	84
PID 3088 wrote to memory of 3332	3088	63472e42890412d25c9a1a71c8e770d7_JaffaCakes118.exe	84
PID 3088 wrote to memory of 3332	3088	63472e42890412d25c9a1a71c8e770d7_JaffaCakes118.exe	84
PID 3088 wrote to memory of 3332	3088	63472e42890412d25c9a1a71c8e770d7_JaffaCakes118.exe	84
PID 3088 wrote to memory of 3332	3088	63472e42890412d25c9a1a71c8e770d7_JaffaCakes118.exe	84
PID 3088 wrote to memory of 3332	3088	63472e42890412d25c9a1a71c8e770d7_JaffaCakes118.exe	84
PID 3088 wrote to memory of 3332	3088	63472e42890412d25c9a1a71c8e770d7_JaffaCakes118.exe	84
PID 3088 wrote to memory of 3332	3088	63472e42890412d25c9a1a71c8e770d7_JaffaCakes118.exe	84
PID 3088 wrote to memory of 3332	3088	63472e42890412d25c9a1a71c8e770d7_JaffaCakes118.exe	84
PID 3088 wrote to memory of 3332	3088	63472e42890412d25c9a1a71c8e770d7_JaffaCakes118.exe	84
PID 3088 wrote to memory of 3332	3088	63472e42890412d25c9a1a71c8e770d7_JaffaCakes118.exe	84
PID 3332 wrote to memory of 1924	3332	vbc.exe	85
PID 3332 wrote to memory of 1924	3332	vbc.exe	85
PID 3332 wrote to memory of 1924	3332	vbc.exe	85
PID 3332 wrote to memory of 1924	3332	vbc.exe	85
PID 3332 wrote to memory of 1924	3332	vbc.exe	85
PID 3332 wrote to memory of 1132	3332	vbc.exe	87
PID 3332 wrote to memory of 1132	3332	vbc.exe	87
PID 3332 wrote to memory of 1132	3332	vbc.exe	87
PID 3332 wrote to memory of 1132	3332	vbc.exe	87
PID 3332 wrote to memory of 1132	3332	vbc.exe	87

C:\Users\Admin\AppData\Local\Temp\63472e42890412d25c9a1a71c8e770d7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\63472e42890412d25c9a1a71c8e770d7_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3088
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:3332
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
    3⤵
    PID:1924
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1924 -s 460
      4⤵
      Program crash
      PID:4116
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
    3⤵
    PID:1132

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1924 -ip 1924
1⤵
PID:2136

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

1

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

1

T1064

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1132-17-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/1132-23-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/1132-21-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/1132-10-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/1132-15-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/1132-16-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/1132-12-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/1924-18-0x0000000000400000-0x0000000000402400-memory.dmp

Filesize
9KB

Download
memory/1924-14-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1924-9-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/3088-0-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

Filesize
4KB

Download
memory/3088-3-0x0000000005A20000-0x0000000005FC4000-memory.dmp

Filesize
5.6MB

Download
memory/3088-2-0x00000000053D0000-0x000000000546C000-memory.dmp

Filesize
624KB

Download
memory/3088-1-0x00000000009B0000-0x0000000000A54000-memory.dmp

Filesize
656KB

Download
memory/3332-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3332-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3332-6-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3332-5-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3332-4-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

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