8654ee1fdf1c8ba22b9cd26f3f38c69956d6e5a7a25f23cfc1493f501d5fdd33

General

Target

057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe
Size

6.6MB
MD5

057c59dd00367b822f8085cbc083e455
SHA1

93197188f31c95750b02a03f439e0b40840d2885
SHA256

8654ee1fdf1c8ba22b9cd26f3f38c69956d6e5a7a25f23cfc1493f501d5fdd33
SHA512

ba706f73cba20a2d817ae9ab57bab9d67088b95572c096cdef252bce1fd1973203154c1145833e29f28c80545e62f9220e9fd7cc0b26ce0a8fcaa7e08f66da4f
SSDEEP

98304:W7P47GdJByw8B+Rihm1H8aQgO34VvjhL2qAPCP9lHQnz5SwXOq25219zPS:aP4KYjINp5VvdAXS5219zPS

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4768-0-0x0000000000F00000-0x0000000002067000-memory.dmp	upx
behavioral2/memory/4768-2-0x0000000000F00000-0x0000000002067000-memory.dmp	upx
behavioral2/memory/4768-15-0x0000000000F00000-0x0000000002067000-memory.dmp	upx
behavioral2/memory/4768-16-0x0000000000F00000-0x0000000002067000-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 value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\Count	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4768 set thread context of 4076	4768	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe	99

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
4076	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe
4076	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe
4076	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe
4076	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4768	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe
4076	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe
4076	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe
4076	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe
4076	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4768 wrote to memory of 4076	4768	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe	99
PID 4768 wrote to memory of 4076	4768	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe	99
PID 4768 wrote to memory of 4076	4768	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe	99
PID 4768 wrote to memory of 4076	4768	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe	99
PID 4768 wrote to memory of 4076	4768	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe	99
PID 4768 wrote to memory of 4076	4768	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe	99
PID 4768 wrote to memory of 4076	4768	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe	99
PID 4768 wrote to memory of 4076	4768	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe	99
PID 4768 wrote to memory of 4076	4768	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe	99
PID 4768 wrote to memory of 4076	4768	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe	99
PID 4768 wrote to memory of 4076	4768	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe	99
PID 4768 wrote to memory of 4076	4768	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe	99
PID 4768 wrote to memory of 4076	4768	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe	99
PID 4768 wrote to memory of 4076	4768	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe	99
PID 4768 wrote to memory of 4076	4768	057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe	99

C:\Users\Admin\AppData\Local\Temp\057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4768
- C:\Users\Admin\AppData\Local\Temp\057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\057c59dd00367b822f8085cbc083e455_JaffaCakes118.exe"
  2⤵
  - Maps connected drives based on registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:4076

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 --no-appcompat-clear --mojo-platform-channel-handle=1340 --field-trial-handle=2276,i,11674642242468042059,14711253743544118298,262144 --variations-seed-version /prefetch:8
1⤵
PID:2232

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/4076-10-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/4076-18-0x0000000000EA0000-0x0000000000EA1000-memory.dmp

Filesize
4KB

Download
memory/4076-14-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/4076-22-0x0000000000EA0000-0x0000000000EA1000-memory.dmp

Filesize
4KB

Download
memory/4076-8-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/4076-6-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/4076-4-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/4076-11-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/4076-23-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/4076-21-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/4076-3-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/4076-20-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/4076-17-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/4768-1-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/4768-16-0x0000000000F00000-0x0000000002067000-memory.dmp

Filesize
17.4MB

Download
memory/4768-2-0x0000000000F00000-0x0000000002067000-memory.dmp

Filesize
17.4MB

Download
memory/4768-15-0x0000000000F00000-0x0000000002067000-memory.dmp

Filesize
17.4MB

Download
memory/4768-0-0x0000000000F00000-0x0000000002067000-memory.dmp

Filesize
17.4MB

Download

Analysis

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