fb287c16a916eaacb3780b73943dba9bfe42e58c2dab0708e175cffc1c2a7fe1

General

Target

16b7b830069f2537fc920c4dbbd13981_JaffaCakes118.exe
Size

86KB
MD5

16b7b830069f2537fc920c4dbbd13981
SHA1

56b27c92299b08342a33550fbb74672eaab4102c
SHA256

fb287c16a916eaacb3780b73943dba9bfe42e58c2dab0708e175cffc1c2a7fe1
SHA512

220130536311773bf373101bea51cefeacaea1f3b43c0080447a1ecf96a11b39724234dd41ddc02f573f0df6adc330cb20f69ecbb44b1d6323e107e7e7605ed3
SSDEEP

1536:01Rjr6PKT/wJNr0aCraUFMM40dE6N9gE1QetDwOpF0Sj:01RjuW/sCWUF+0/9TQcDwO3Nj

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
876	server.exe

Adds Run key to start application 2 TTPs 2 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\RegistryKey = "C:\\Users\\Admin\\AppData\\Local\\server.exe"	server.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RegistryKey = "C:\\Users\\Admin\\AppData\\Local\\server.exe"	server.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 876 set thread context of 3584	876	server.exe	90

System Location Discovery: System Language Discovery 1 TTPs 2 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	server.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	16b7b830069f2537fc920c4dbbd13981_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3172	16b7b830069f2537fc920c4dbbd13981_JaffaCakes118.exe
Token: SeDebugPrivilege	3172	16b7b830069f2537fc920c4dbbd13981_JaffaCakes118.exe
Token: SeDebugPrivilege	876	server.exe
Token: SeDebugPrivilege	876	server.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3172 wrote to memory of 876	3172	16b7b830069f2537fc920c4dbbd13981_JaffaCakes118.exe	89
PID 3172 wrote to memory of 876	3172	16b7b830069f2537fc920c4dbbd13981_JaffaCakes118.exe	89
PID 3172 wrote to memory of 876	3172	16b7b830069f2537fc920c4dbbd13981_JaffaCakes118.exe	89
PID 876 wrote to memory of 3584	876	server.exe	90
PID 876 wrote to memory of 3584	876	server.exe	90
PID 876 wrote to memory of 3584	876	server.exe	90

C:\Users\Admin\AppData\Local\Temp\16b7b830069f2537fc920c4dbbd13981_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\16b7b830069f2537fc920c4dbbd13981_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3172
- C:\Users\Admin\AppData\Local\server.exe
  -r
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:876
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    -r
    3⤵
    PID:3584

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=16 --field-trial-handle=3988,i,10065386245627775856,6567048529106473151,262144 --variations-seed-version --mojo-platform-channel-handle=3640 /prefetch:1
1⤵
PID:2248

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=15 --field-trial-handle=3756,i,10065386245627775856,6567048529106473151,262144 --variations-seed-version --mojo-platform-channel-handle=4112 /prefetch:1
1⤵
PID:1956

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --instant-process --enable-dinosaur-easter-egg-alt-images --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=17 --field-trial-handle=5408,i,10065386245627775856,6567048529106473151,262144 --variations-seed-version --mojo-platform-channel-handle=5368 /prefetch:1
1⤵
PID:1608

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=5548,i,10065386245627775856,6567048529106473151,262144 --variations-seed-version --mojo-platform-channel-handle=5556 /prefetch:8
1⤵
PID:2584

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=entity_extraction_service.mojom.Extractor --lang=en-US --service-sandbox-type=entity_extraction --onnx-enabled-for-ee --field-trial-handle=5564,i,10065386245627775856,6567048529106473151,262144 --variations-seed-version --mojo-platform-channel-handle=4296 /prefetch:8
1⤵
PID:5028

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=20 --field-trial-handle=6028,i,10065386245627775856,6567048529106473151,262144 --variations-seed-version --mojo-platform-channel-handle=6048 /prefetch:1
1⤵
PID:3832

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=21 --field-trial-handle=6080,i,10065386245627775856,6567048529106473151,262144 --variations-seed-version --mojo-platform-channel-handle=6204 /prefetch:1
1⤵
PID:3984

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --instant-process --enable-dinosaur-easter-egg-alt-images --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=22 --field-trial-handle=6332,i,10065386245627775856,6567048529106473151,262144 --variations-seed-version --mojo-platform-channel-handle=6328 /prefetch:1
1⤵
PID:400

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --field-trial-handle=5208,i,10065386245627775856,6567048529106473151,262144 --variations-seed-version --mojo-platform-channel-handle=5240 /prefetch:8
1⤵
PID:4488

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=audio.mojom.AudioService --lang=en-US --service-sandbox-type=audio --field-trial-handle=4720,i,10065386245627775856,6567048529106473151,262144 --variations-seed-version --mojo-platform-channel-handle=6084 /prefetch:8
1⤵
PID:2988

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x4e8 0x504
1⤵
PID:1444

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_search_indexer.mojom.SearchIndexerInterfaceBroker --lang=en-US --service-sandbox-type=search_indexer --message-loop-type-ui --field-trial-handle=5568,i,10065386245627775856,6567048529106473151,262144 --variations-seed-version --mojo-platform-channel-handle=5720 /prefetch:8
1⤵
PID:3628

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\Local\server.exe

Filesize
86KB

MD5
16b7b830069f2537fc920c4dbbd13981

SHA1
56b27c92299b08342a33550fbb74672eaab4102c

SHA256
fb287c16a916eaacb3780b73943dba9bfe42e58c2dab0708e175cffc1c2a7fe1

SHA512
220130536311773bf373101bea51cefeacaea1f3b43c0080447a1ecf96a11b39724234dd41ddc02f573f0df6adc330cb20f69ecbb44b1d6323e107e7e7605ed3

Download Submit
memory/876-6-0x0000000030000000-0x000000003001D000-memory.dmp

Filesize
116KB

Download
memory/3172-4-0x0000000030000000-0x000000003001D000-memory.dmp

Filesize
116KB

Download
memory/3584-5-0x0000000030000000-0x000000003001D000-memory.dmp

Filesize
116KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads