9409cc9a8344450dca6fe3b4be6fcfb66bcf83a60cb67824257b47bdbe849c43

General

Target

a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe
Size

3.8MB
MD5

a379a77933c88a9f1b779cb0da7854cf
SHA1

a3631847582341f727fba8a06990e97ea1b982b8
SHA256

9409cc9a8344450dca6fe3b4be6fcfb66bcf83a60cb67824257b47bdbe849c43
SHA512

daf0f329b9e7010d432540811e2b5fad81c08dd0b6dd0f4d8ffd8cd365c934a152f92a6815792b809cf8b7d38bf6cd8086adbe210a074912a0ffe7cae3674fcb
SSDEEP

98304:uZuarCtWyX0p+tUFHtrXCDHGkSn8b+vPdi:uZHrzyG+2aDHGkS8C4

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
behavioral2/memory/4696-0-0x0000000000F00000-0x00000000019F4000-memory.dmp	upx
behavioral2/memory/4696-15-0x0000000000F00000-0x00000000019F4000-memory.dmp	upx
behavioral2/memory/3636-14-0x0000000000F00000-0x00000000019F4000-memory.dmp	upx

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Maps connected drives based on registry 3 TTPs 3 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\Count	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4696 set thread context of 3636	4696	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe	92

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3636	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe
3636	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe
3636	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe
3636	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3636	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe
3636	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe
3636	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe
3636	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4696 wrote to memory of 3636	4696	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe	92
PID 4696 wrote to memory of 3636	4696	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe	92
PID 4696 wrote to memory of 3636	4696	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe	92
PID 4696 wrote to memory of 3636	4696	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe	92
PID 4696 wrote to memory of 3636	4696	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe	92
PID 4696 wrote to memory of 3636	4696	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe	92
PID 4696 wrote to memory of 3636	4696	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe	92
PID 4696 wrote to memory of 3636	4696	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe	92
PID 4696 wrote to memory of 3636	4696	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe	92
PID 4696 wrote to memory of 3636	4696	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe	92
PID 4696 wrote to memory of 3636	4696	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe	92
PID 4696 wrote to memory of 3636	4696	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe	92
PID 4696 wrote to memory of 3636	4696	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe	92
PID 4696 wrote to memory of 3636	4696	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe	92
PID 4696 wrote to memory of 3636	4696	a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe	92

C:\Users\Admin\AppData\Local\Temp\a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4696
- C:\Users\Admin\AppData\Local\Temp\a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\a379a77933c88a9f1b779cb0da7854cf_JaffaCakes118.exe"
  2⤵
  - Maps connected drives based on registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:3636

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4352,i,16856304285138459032,14480077487839828721,262144 --variations-seed-version --mojo-platform-channel-handle=4464 /prefetch:8
1⤵
PID:4164

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3636-5-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3636-3-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3636-9-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3636-2-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3636-16-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3636-13-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3636-10-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3636-7-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3636-22-0x0000000000A30000-0x0000000000A31000-memory.dmp

Filesize
4KB

Download
memory/3636-21-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3636-20-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3636-14-0x0000000000F00000-0x00000000019F4000-memory.dmp

Filesize
11.0MB

Download
memory/3636-17-0x0000000000A30000-0x0000000000A31000-memory.dmp

Filesize
4KB

Download
memory/3636-19-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/4696-0-0x0000000000F00000-0x00000000019F4000-memory.dmp

Filesize
11.0MB

Download
memory/4696-15-0x0000000000F00000-0x00000000019F4000-memory.dmp

Filesize
11.0MB

Download
memory/4696-1-0x00000000005B0000-0x00000000005B1000-memory.dmp

Filesize
4KB

Download

Analysis

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